Marshfield Clinic
Plan context: Marshfield Clinic Master Trust
EIN 39-0452970 • Marshfield, WI • 258 filings • 29 plans
Current Snapshot
Latest Year
2024
2024 Participants
9,444
2024 Assets
$6,126,103,599
2024 Contributions
$121,397,615
Historical Graphs
Total Assets Over Time
Aggregate end-of-year assets by filing year, excluding zero-asset years
Participants Over Time
Largest reported end-of-year plan headcount by filing year, used to avoid double-counting participants across overlapping plans
Company Timeline
Year summaries and individual filings are combined here so you can stay in one place while moving across years and plan filings.
| Year / Filing | Filings | Participants | Assets | Contributions | Contrib./Participant |
|---|---|---|---|---|---|
| 2024 | 3 | 9,444 | $6,126,103,599 | $121,397,615 | $12,854iApproximate average salary by contribution assumption: employee only about $321,362 at 4% or $214,241 at 6%; with 50% employer match about $214,241 at 4% or $142,827 at 6%; with 100% employer match about $160,681 at 4% or $107,121 at 6%. |
| Marshfield Clinic Master Trust | - | - | $3,065,148,185 | - | - |
| Marshfield Clinic Salary Reduction Plan and Trust | - | 9,444 | $1,795,406,271 | $115,519,988 | $12,232iApproximate average salary by contribution assumption: employee only about $305,803 at 4% or $203,868 at 6%; with 50% employer match about $203,868 at 4% or $135,912 at 6%; with 100% employer match about $152,901 at 4% or $101,934 at 6%. |
| Employees Retirement Plan Marshfield Clinic | - | 7,104 | $1,265,549,143 | $5,877,627 | $827iApproximate average salary by contribution assumption: employee only about $20,684 at 4% or $13,789 at 6%; with 50% employer match about $13,789 at 4% or $9,193 at 6%; with 100% employer match about $10,342 at 4% or $6,895 at 6%. |
| 2023 | 3 | 10,134 | $6,095,120,709 | $129,170,525 | $12,746iApproximate average salary by contribution assumption: employee only about $318,656 at 4% or $212,438 at 6%; with 50% employer match about $212,438 at 4% or $141,625 at 6%; with 100% employer match about $159,328 at 4% or $106,219 at 6%. |
| Marshfield Clinic Master Trust | - | - | $3,053,574,452 | - | - |
| Marshfield Clinic Salary Reduction Plan and Trust | - | 10,134 | $1,714,422,476 | $129,022,981 | $12,732iApproximate average salary by contribution assumption: employee only about $318,292 at 4% or $212,195 at 6%; with 50% employer match about $212,195 at 4% or $141,463 at 6%; with 100% employer match about $159,146 at 4% or $106,097 at 6%. |
| Employees Retirement Plan Marshfield Clinic | - | 8,328 | $1,327,123,781 | $147,544 | $18iApproximate average salary by contribution assumption: employee only about $443 at 4% or $295 at 6%; with 50% employer match about $295 at 4% or $197 at 6%; with 100% employer match about $221 at 4% or $148 at 6%. |
| 2022 | 3 | 11,787 | $5,733,726,147 | $160,563,055 | $13,622iApproximate average salary by contribution assumption: employee only about $340,551 at 4% or $227,034 at 6%; with 50% employer match about $227,034 at 4% or $151,356 at 6%; with 100% employer match about $170,276 at 4% or $113,517 at 6%. |
| Marshfield Clinic Master Trust | - | - | $2,867,296,376 | - | - |
| Marshfield Clinic Salary Reduction Plan and Trust | - | 11,787 | $1,538,321,646 | $133,023,617 | $11,286iApproximate average salary by contribution assumption: employee only about $282,141 at 4% or $188,094 at 6%; with 50% employer match about $188,094 at 4% or $125,396 at 6%; with 100% employer match about $141,070 at 4% or $94,047 at 6%. |
| Employees Retirement Plan Marshfield Clinic | - | 9,068 | $1,328,108,125 | $27,539,438 | $3,037iApproximate average salary by contribution assumption: employee only about $75,925 at 4% or $50,617 at 6%; with 50% employer match about $50,617 at 4% or $33,744 at 6%; with 100% employer match about $37,962 at 4% or $25,308 at 6%. |
| 2021 | 3 | 11,902 | $7,107,820,923 | $195,485,786 | $16,425iApproximate average salary by contribution assumption: employee only about $410,615 at 4% or $273,744 at 6%; with 50% employer match about $273,744 at 4% or $182,496 at 6%; with 100% employer match about $205,308 at 4% or $136,872 at 6%. |
| Marshfield Clinic Master Trust | - | - | $3,547,210,753 | - | - |
| Marshfield Clinic Salary Reduction Plan and Trust | - | 11,902 | $1,860,301,016 | $169,049,376 | $14,203iApproximate average salary by contribution assumption: employee only about $355,086 at 4% or $236,724 at 6%; with 50% employer match about $236,724 at 4% or $157,816 at 6%; with 100% employer match about $177,543 at 4% or $118,362 at 6%. |
| Employees Retirement Plan Marshfield Clinic | - | 8,253 | $1,700,309,154 | $26,436,410 | $3,203iApproximate average salary by contribution assumption: employee only about $80,081 at 4% or $53,387 at 6%; with 50% employer match about $53,387 at 4% or $35,592 at 6%; with 100% employer match about $40,041 at 4% or $26,694 at 6%. |
| 2020 | 3 | 11,914 | $6,466,423,211 | $142,886,659 | $11,993iApproximate average salary by contribution assumption: employee only about $299,829 at 4% or $199,886 at 6%; with 50% employer match about $199,886 at 4% or $133,257 at 6%; with 100% employer match about $149,915 at 4% or $99,943 at 6%. |
| Marshfield Clinic Master Trust | - | - | $3,256,952,494 | - | - |
| Employees Retirement Plan Marshfield Clinic | - | 8,168 | $1,607,220,781 | $22,933,385 | $2,808iApproximate average salary by contribution assumption: employee only about $70,193 at 4% or $46,795 at 6%; with 50% employer match about $46,795 at 4% or $31,197 at 6%; with 100% employer match about $35,096 at 4% or $23,398 at 6%. |
| Marshfield Clinic Salary Reduction Plan and Trust | - | 11,914 | $1,602,249,936 | $119,953,274 | $10,068iApproximate average salary by contribution assumption: employee only about $251,707 at 4% or $167,804 at 6%; with 50% employer match about $167,804 at 4% or $111,870 at 6%; with 100% employer match about $125,853 at 4% or $83,902 at 6%. |
| 2019 | 3 | 10,254 | $6,108,176,499 | $151,833,042 | $14,807iApproximate average salary by contribution assumption: employee only about $370,180 at 4% or $246,787 at 6%; with 50% employer match about $246,787 at 4% or $164,524 at 6%; with 100% employer match about $185,090 at 4% or $123,393 at 6%. |
| Marshfield Clinic Master Trust | - | - | $3,082,495,787 | - | - |
| Employees Retirement Plan Marshfield Clinic | - | 7,981 | $1,588,034,059 | $56,652,932 | $7,098iApproximate average salary by contribution assumption: employee only about $177,462 at 4% or $118,308 at 6%; with 50% employer match about $118,308 at 4% or $78,872 at 6%; with 100% employer match about $88,731 at 4% or $59,154 at 6%. |
| Marshfield Clinic Salary Reduction Plan and Trust | - | 10,254 | $1,437,646,653 | $95,180,110 | $9,282iApproximate average salary by contribution assumption: employee only about $232,056 at 4% or $154,704 at 6%; with 50% employer match about $154,704 at 4% or $103,136 at 6%; with 100% employer match about $116,028 at 4% or $77,352 at 6%. |
| 2018 | 3 | 9,903 | $5,323,112,071 | $160,977,244 | $16,255iApproximate average salary by contribution assumption: employee only about $406,385 at 4% or $270,923 at 6%; with 50% employer match about $270,923 at 4% or $180,616 at 6%; with 100% employer match about $203,193 at 4% or $135,462 at 6%. |
| Marshfield Clinic Master Trust | - | - | $2,706,238,195 | - | - |
| Employees Retirement Plan Marshfield Clinic | - | 7,348 | $1,402,765,399 | $56,962,900 | $7,752iApproximate average salary by contribution assumption: employee only about $193,804 at 4% or $129,203 at 6%; with 50% employer match about $129,203 at 4% or $86,135 at 6%; with 100% employer match about $96,902 at 4% or $64,601 at 6%. |
| Marshfield Clinic Salary Reduction Plan and Trust | - | 9,903 | $1,214,108,477 | $104,014,344 | $10,503iApproximate average salary by contribution assumption: employee only about $262,583 at 4% or $175,055 at 6%; with 50% employer match about $175,055 at 4% or $116,704 at 6%; with 100% employer match about $131,291 at 4% or $87,528 at 6%. |
| 2017 | 3 | 9,410 | $5,714,604,518 | $158,328,553 | $16,826iApproximate average salary by contribution assumption: employee only about $420,639 at 4% or $280,426 at 6%; with 50% employer match about $280,426 at 4% or $186,951 at 6%; with 100% employer match about $210,320 at 4% or $140,213 at 6%. |
| Marshfield Clinic Master Trust | - | - | $2,922,149,239 | - | - |
| Employees Retirement Plan Marshfield Clinic | - | 6,486 | $1,532,641,961 | $53,797,837 | $8,294iApproximate average salary by contribution assumption: employee only about $207,361 at 4% or $138,241 at 6%; with 50% employer match about $138,241 at 4% or $92,161 at 6%; with 100% employer match about $103,681 at 4% or $69,120 at 6%. |
| Marshfield Clinic Salary Reduction Plan and Trust | - | 9,410 | $1,259,813,318 | $104,530,716 | $11,108iApproximate average salary by contribution assumption: employee only about $277,712 at 4% or $185,141 at 6%; with 50% employer match about $185,141 at 4% or $123,427 at 6%; with 100% employer match about $138,856 at 4% or $92,571 at 6%. |
| 2016 | 3 | 7,993 | $4,995,829,590 | $120,838,838 | $15,118iApproximate average salary by contribution assumption: employee only about $377,952 at 4% or $251,968 at 6%; with 50% employer match about $251,968 at 4% or $167,979 at 6%; with 100% employer match about $188,976 at 4% or $125,984 at 6%. |
| Marshfield Clinic Master Trust | - | - | $2,568,933,185 | - | - |
| Employees Retirement Plan Marshfield Clinic | - | 6,278 | $1,364,402,496 | $51,453,666 | $8,196iApproximate average salary by contribution assumption: employee only about $204,897 at 4% or $136,598 at 6%; with 50% employer match about $136,598 at 4% or $91,065 at 6%; with 100% employer match about $102,448 at 4% or $68,299 at 6%. |
| Marshfield Clinic Salary Reduction Plan and Trust | - | 7,993 | $1,062,493,909 | $69,385,172 | $8,681iApproximate average salary by contribution assumption: employee only about $217,019 at 4% or $144,679 at 6%; with 50% employer match about $144,679 at 4% or $96,453 at 6%; with 100% employer match about $108,509 at 4% or $72,340 at 6%. |
| 2015 | 15 | 7,744 | $4,753,124,481 | $108,364,627 | $13,993iApproximate average salary by contribution assumption: employee only about $349,834 at 4% or $233,223 at 6%; with 50% employer match about $233,223 at 4% or $155,482 at 6%; with 100% employer match about $174,917 at 4% or $116,611 at 6%. |
| Marshfield Clinic Master Trust | - | - | $2,473,154,662 | - | - |
| Employees Retirement Plan Marshfield Clinic | - | 6,224 | $1,307,298,731 | $51,334,028 | $8,248iApproximate average salary by contribution assumption: employee only about $206,194 at 4% or $137,463 at 6%; with 50% employer match about $137,463 at 4% or $91,642 at 6%; with 100% employer match about $103,097 at 4% or $68,731 at 6%. |
| Marshfield Clinic Salary Reduction Plan and Trust | - | 7,634 | $972,671,088 | $57,030,599 | $7,471iApproximate average salary by contribution assumption: employee only about $186,765 at 4% or $124,510 at 6%; with 50% employer match about $124,510 at 4% or $83,007 at 6%; with 100% employer match about $93,383 at 4% or $62,255 at 6%. |
| MARSHFIELD CLINIC FREE STANDING DENTAL PLAN | - | 3,846 | - | - | - |
| GROUP TERM LIFE INSURANCE | - | 6,920 | - | - | - |
| DISABILITY - SHORT TERM | - | 6,060 | - | - | - |
| MEDICAL EXPENSE AND LIMITED PURPOSE FLEXIBLE SPENDING ACCOUNT | - | 1,557 | - | - | - |
| DISABILITY - LONG TERM | - | 6,411 | - | - | - |
| Marshfield Health Plan | - | 5,413 | - | - | - |
| MARSHFIELD CLINIC - DENTAL COM | - | 2,047 | - | - | - |
| EMPLOYEE SEVERANCE PLAN | - | 6,225 | - | - | - |
| DIRECTOR VOLUNTARY SEVERANCE PLAN | - | 581 | - | - | - |
| Travel Accident Plan | - | 7,744 | - | - | - |
| EMPLOYEE ASSISTANCE PROGRAM | - | 7,744 | - | - | - |
| PHYSICIAN SEVERANCE PLAN | - | 581 | - | - | - |
| 2014 | 16 | 7,458 | $5,008,390,074 | $98,789,343 | $13,246iApproximate average salary by contribution assumption: employee only about $331,152 at 4% or $220,768 at 6%; with 50% employer match about $220,768 at 4% or $147,179 at 6%; with 100% employer match about $165,576 at 4% or $110,384 at 6%. |
| Marshfield Clinic Master Trust | - | - | $2,606,149,956 | - | - |
| Employees Retirement Plan Marshfield Clinic | - | 6,320 | $1,396,700,045 | $51,051,124 | $8,078iApproximate average salary by contribution assumption: employee only about $201,943 at 4% or $134,628 at 6%; with 50% employer match about $134,628 at 4% or $89,752 at 6%; with 100% employer match about $100,971 at 4% or $67,314 at 6%. |
| Marshfield Clinic Salary Reduction Plan and Trust | - | 7,458 | $1,005,540,073 | $47,738,219 | $6,401iApproximate average salary by contribution assumption: employee only about $160,024 at 4% or $106,682 at 6%; with 50% employer match about $106,682 at 4% or $71,122 at 6%; with 100% employer match about $80,012 at 4% or $53,341 at 6%. |
| HEALTH REIMBURSEMENT ARRANGEMENT | - | 0 | - | - | - |
| Marshfield Health Plan | - | 5,647 | - | - | - |
| DIRECTOR VOLUNTARY SEVERANCE PLAN | - | 607 | - | - | - |
| EMPLOYEE SEVERANCE PLAN | - | 6,476 | - | - | - |
| MARSHFIELD CLINIC FREE STANDING DENTAL PLAN | - | 3,875 | - | - | - |
| MARSHFIELD CLINIC - DENTAL COM | - | 1,980 | - | - | - |
| MEDICAL EXPENSE AND LIMITED PURPOSE FLEXIBLE SPENDING ACCOUNT | - | 1,919 | - | - | - |
| DISABILITY - SHORT TERM | - | 5,894 | - | - | - |
| GROUP TERM LIFE INSURANCE | - | 6,835 | - | - | - |
| DISABILITY - LONG TERM | - | 6,835 | - | - | - |
| Travel Accident Plan | - | 7,371 | - | - | - |
| EMPLOYEE ASSISTANCE PROGRAM | - | 7,448 | - | - | - |
| PHYSICIAN SEVERANCE PLAN | - | 597 | - | - | - |
| 2013 | 16 | 7,752 | $4,888,693,164 | $108,651,050 | $14,016iApproximate average salary by contribution assumption: employee only about $350,397 at 4% or $233,598 at 6%; with 50% employer match about $233,598 at 4% or $155,732 at 6%; with 100% employer match about $175,198 at 4% or $116,799 at 6%. |
| Marshfield Clinic Master Trust | - | - | $2,534,609,131 | - | - |
| Employees Retirement Plan Marshfield Clinic | - | 6,628 | $1,380,077,326 | $52,999,860 | $7,996iApproximate average salary by contribution assumption: employee only about $199,909 at 4% or $133,273 at 6%; with 50% employer match about $133,273 at 4% or $88,848 at 6%; with 100% employer match about $99,954 at 4% or $66,636 at 6%. |
| Marshfield Clinic Salary Reduction Plan and Trust | - | 7,691 | $974,006,707 | $55,651,190 | $7,236iApproximate average salary by contribution assumption: employee only about $180,897 at 4% or $120,598 at 6%; with 50% employer match about $120,598 at 4% or $80,399 at 6%; with 100% employer match about $90,449 at 4% or $60,299 at 6%. |
| Marshfield Health Plan | - | 6,239 | - | - | - |
| HEALTH REIMBURSEMENT ARRANGEMENT | - | 4,066 | - | - | - |
| DISABILITY - SHORT TERM | - | 6,193 | - | - | - |
| DIRECTOR VOLUNTARY SEVERANCE PLAN | - | 628 | - | - | - |
| EMPLOYEE SEVERANCE PLAN | - | 6,193 | - | - | - |
| MARSHFIELD CLINIC - DENTAL COM | - | 2,215 | - | - | - |
| MARSHFIELD CLINIC FREE STANDING DENTAL PLAN | - | 4,166 | - | - | - |
| GROUP TERM LIFE INSURANCE | - | 7,479 | - | - | - |
| DISABILITY - LONG TERM | - | 7,256 | - | - | - |
| MEDICAL EXPENSE AND LIMITED PURPOSE FLEXIBLE SPENDING ACCOUNT | - | 2,408 | - | - | - |
| Travel Accident Plan | - | 7,752 | - | - | - |
| PHYSICIAN SEVERANCE PLAN | - | 616 | - | - | - |
| EMPLOYEE ASSISTANCE PROGRAM | - | 7,321 | - | - | - |
| 2012 | 16 | 7,865 | $4,254,361,038 | $107,301,630 | $13,643iApproximate average salary by contribution assumption: employee only about $341,073 at 4% or $227,382 at 6%; with 50% employer match about $227,382 at 4% or $151,588 at 6%; with 100% employer match about $170,537 at 4% or $113,691 at 6%. |
| Marshfield Clinic Master Trust | - | - | $2,139,037,787 | - | - |
| Employees Retirement Plan Marshfield Clinic | - | 6,638 | $1,255,742,812 | $53,019,510 | $7,987iApproximate average salary by contribution assumption: employee only about $199,682 at 4% or $133,121 at 6%; with 50% employer match about $133,121 at 4% or $88,747 at 6%; with 100% employer match about $99,841 at 4% or $66,561 at 6%. |
| Marshfield Clinic Salary Reduction Plan and Trust | - | 7,757 | $859,580,439 | $54,282,120 | $6,998iApproximate average salary by contribution assumption: employee only about $174,946 at 4% or $116,630 at 6%; with 50% employer match about $116,630 at 4% or $77,754 at 6%; with 100% employer match about $87,473 at 4% or $58,315 at 6%. |
| MEDICAL EXPENSE AND LIMITED PURPOSE FLEXIBLE SPENDING ACCOUNT | - | 2,570 | - | - | - |
| DISABILITY - LONG TERM | - | 7,511 | - | - | - |
| GROUP TERM LIFE INSURANCE | - | 7,559 | - | - | - |
| Marshfield Health Plan | - | 6,400 | - | - | - |
| MARSHFIELD CLINIC FREE STANDING DENTAL PLAN | - | 4,224 | - | - | - |
| MARSHFIELD CLINIC - DENTAL COM | - | 2,327 | - | - | - |
| EMPLOYEE SEVERANCE PLAN | - | 6,615 | - | - | - |
| DIRECTOR VOLUNTARY SEVERANCE PLAN | - | 639 | - | - | - |
| DISABILITY - SHORT TERM | - | 6,615 | - | - | - |
| HEALTH REIMBURSEMENT ARRANGEMENT | - | 3,708 | - | - | - |
| Travel Accident Plan | - | 7,865 | - | - | - |
| EMPLOYEE ASSISTANCE PROGRAM | - | 7,853 | - | - | - |
| PHYSICIAN SEVERANCE PLAN | - | 629 | - | - | - |
| 2011 | 16 | 8,235 | $3,712,875,877 | $100,683,796 | $12,226iApproximate average salary by contribution assumption: employee only about $305,658 at 4% or $203,772 at 6%; with 50% employer match about $203,772 at 4% or $135,848 at 6%; with 100% employer match about $152,829 at 4% or $101,886 at 6%. |
| Marshfield Clinic Master Trust | - | - | $1,869,082,994 | - | - |
| Employees Retirement Plan Marshfield Clinic | - | 6,677 | $1,107,929,988 | $51,704,161 | $7,744iApproximate average salary by contribution assumption: employee only about $193,591 at 4% or $129,060 at 6%; with 50% employer match about $129,060 at 4% or $86,040 at 6%; with 100% employer match about $96,795 at 4% or $64,530 at 6%. |
| Marshfield Clinic Salary Reduction Plan and Trust | - | 7,955 | $735,862,895 | $48,979,635 | $6,157iApproximate average salary by contribution assumption: employee only about $153,927 at 4% or $102,618 at 6%; with 50% employer match about $102,618 at 4% or $68,412 at 6%; with 100% employer match about $76,964 at 4% or $51,309 at 6%. |
| DISABILITY - LONG TERM | - | 7,516 | - | - | - |
| GROUP TERM LIFE INSURANCE | - | 7,684 | - | - | - |
| MARSHFIELD CLINIC - DENTAL COM | - | 2,374 | - | - | - |
| MARSHFIELD CLINIC FREE STANDING DENTAL PLAN | - | 4,225 | - | - | - |
| HEALTH REIMBURSEMENT ARRANGEMENT | - | 2,116 | - | - | - |
| DISABILITY - SHORT TERM | - | 6,850 | - | - | - |
| DIRECTOR VOLUNTARY SEVERANCE PLAN | - | 640 | - | - | - |
| EMPLOYEE SEVERANCE PLAN | - | 6,850 | - | - | - |
| Marshfield Health Plan | - | 6,421 | - | - | - |
| MEDICAL EXPENSE AND LIMITED PURPOSE FLEXIBLE SPENDING ACCOUNT | - | 2,511 | - | - | - |
| Travel Accident Plan | - | 8,235 | - | - | - |
| EMPLOYEE ASSISTANCE PROGRAM | - | 8,016 | - | - | - |
| PHYSICIAN SEVERANCE PLAN | - | 642 | - | - | - |
| 2010 | 16 | 8,093 | $3,724,014,309 | $93,023,689 | $11,494iApproximate average salary by contribution assumption: employee only about $287,358 at 4% or $191,572 at 6%; with 50% employer match about $191,572 at 4% or $127,715 at 6%; with 100% employer match about $143,679 at 4% or $95,786 at 6%. |
| Marshfield Clinic Master Trust | - | - | $1,879,448,798 | - | - |
| Employees Retirement Plan Marshfield Clinic | - | 6,651 | $1,121,529,167 | $48,685,203 | $7,320iApproximate average salary by contribution assumption: employee only about $183,000 at 4% or $122,000 at 6%; with 50% employer match about $122,000 at 4% or $81,333 at 6%; with 100% employer match about $91,500 at 4% or $61,000 at 6%. |
| Marshfield Clinic Salary Reduction Plan and Trust | - | 7,593 | $723,036,344 | $44,338,486 | $5,839iApproximate average salary by contribution assumption: employee only about $145,985 at 4% or $97,323 at 6%; with 50% employer match about $97,323 at 4% or $64,882 at 6%; with 100% employer match about $72,992 at 4% or $48,662 at 6%. |
| MEDICAL EXPENSE AND LIMITED PURPOSE FLEXIBLE SPENDING ACCOUNT | - | 2,393 | - | - | - |
| GROUP TERM LIFE INSURANCE | - | 7,441 | - | - | - |
| MARSHFIELD CLINIC FREE STANDING DENTAL PLAN | - | 4,082 | - | - | - |
| DISABILITY - LONG TERM | - | 7,325 | - | - | - |
| EMPLOYEE SEVERANCE PLAN | - | 6,270 | - | - | - |
| DIRECTOR VOLUNTARY SEVERANCE PLAN | - | 642 | - | - | - |
| HEALTH REIMBURSEMENT ARRANGEMENT | - | 1,743 | - | - | - |
| DISABILITY - SHORT TERM | - | 6,561 | - | - | - |
| MARSHFIELD CLINIC - DENTAL COM | - | 2,352 | - | - | - |
| Marshfield Health Plan | - | 6,186 | - | - | - |
| Travel Accident Plan | - | 8,065 | - | - | - |
| PHYSICIAN SEVERANCE PLAN | - | 644 | - | - | - |
| EMPLOYEE ASSISTANCE PROGRAM | - | 8,093 | - | - | - |
| 2009 | 16 | 7,379 | $3,164,593,555 | $86,085,604 | $11,666iApproximate average salary by contribution assumption: employee only about $291,657 at 4% or $194,438 at 6%; with 50% employer match about $194,438 at 4% or $129,626 at 6%; with 100% employer match about $145,829 at 4% or $97,219 at 6%. |
| Marshfield Clinic Master Trust | - | - | $1,578,998,902 | - | - |
| Employees Retirement Plan Marshfield Clinic | - | 6,174 | $982,817,798 | $45,100,154 | $7,305iApproximate average salary by contribution assumption: employee only about $182,621 at 4% or $121,748 at 6%; with 50% employer match about $121,748 at 4% or $81,165 at 6%; with 100% employer match about $91,311 at 4% or $60,874 at 6%. |
| Marshfield Clinic Salary Reduction Plan and Trust | - | 7,062 | $602,776,855 | $40,985,450 | $5,804iApproximate average salary by contribution assumption: employee only about $145,092 at 4% or $96,728 at 6%; with 50% employer match about $96,728 at 4% or $64,485 at 6%; with 100% employer match about $72,546 at 4% or $48,364 at 6%. |
| MEDICAL EXPENSE AND LIMITED PURPOSE FLEXIBLE SPENDING ACCOUNT | - | 2,252 | - | - | - |
| DISABILITY - LONG TERM | - | 7,194 | - | - | - |
| GROUP TERM LIFE INSURANCE | - | 7,291 | - | - | - |
| Marshfield Health Plan | - | 5,786 | - | - | - |
| MARSHFIELD CLINIC FREE STANDING DENTAL PLAN | - | 3,728 | - | - | - |
| MARSHFIELD CLINIC - DENTAL COM | - | 2,316 | - | - | - |
| EMPLOYEE SEVERANCE PLAN | - | 6,120 | - | - | - |
| DIRECTOR VOLUNTARY SEVERANCE PLAN | - | 634 | - | - | - |
| HEALTH REIMBURSEMENT ARRANGEMENT | - | 1,411 | - | - | - |
| DISABILITY - SHORT TERM | - | 6,413 | - | - | - |
| Travel Accident Plan | - | 7,276 | - | - | - |
| EMPLOYEE ASSISTANCE PROGRAM | - | 7,379 | - | - | - |
| PHYSICIAN SEVERANCE PLAN | - | 642 | - | - | - |
| 2008 | 15 | 7,313 | $2,523,722,920 | $88,499,673 | $12,102iApproximate average salary by contribution assumption: employee only about $302,542 at 4% or $201,695 at 6%; with 50% employer match about $201,695 at 4% or $134,463 at 6%; with 100% employer match about $151,271 at 4% or $100,847 at 6%. |
| Marshfield Clinic Master Trust | - | 0 | $1,267,502,068 | - | - |
| Employees Retirement Plan Marshfield Clinic | - | 5,867 | $786,869,860 | $44,154,996 | $7,526iApproximate average salary by contribution assumption: employee only about $188,150 at 4% or $125,433 at 6%; with 50% employer match about $125,433 at 4% or $83,622 at 6%; with 100% employer match about $94,075 at 4% or $62,717 at 6%. |
| Marshfield Clinic Salary Reduction Plan and Trust | - | 7,101 | $469,350,992 | $44,344,677 | $6,245iApproximate average salary by contribution assumption: employee only about $156,121 at 4% or $104,081 at 6%; with 50% employer match about $104,081 at 4% or $69,387 at 6%; with 100% employer match about $78,061 at 4% or $52,040 at 6%. |
| Travel Accident Plan | - | 7,313 | - | - | - |
| PHYSICIAN SEVERANCE PLAN | - | 617 | - | - | - |
| EMPLOYEE ASSISTANCE PROGRAM | - | 7,268 | - | - | - |
| EMPLOYEE SEVERANCE PLAN | - | 6,084 | - | - | - |
| DIRECTOR VOLUNTARY SEVERANCE PLAN | - | 617 | - | - | - |
| MARSHFIELD CLINIC FREE STANDING DENTAL PLAN | - | 3,670 | - | - | - |
| DISABILITY - SHORT TERM | - | 5,966 | - | - | - |
| HEALTH REIMBURSEMENT ARRANGEMENT | - | 626 | - | - | - |
| Marshfield Health Plan | - | 5,730 | - | - | - |
| MEDICAL EXPENSE AND LIMITED PURPOSE FLEXIBLE SPENDING ACCOUNT | - | 2,229 | - | - | - |
| DISABILITY - LONG TERM | - | 6,653 | - | - | - |
| GROUP TERM LIFE INSURANCE | - | 6,917 | - | - | - |
| 2007 | 14 | 7,302 | $3,448,159,559 | $53,483,144 | $7,324iApproximate average salary by contribution assumption: employee only about $183,111 at 4% or $122,074 at 6%; with 50% employer match about $122,074 at 4% or $81,383 at 6%; with 100% employer match about $91,556 at 4% or $61,037 at 6%. |
| Marshfield Clinic Master Trust | - | 0 | $1,722,027,898 | - | - |
| Employees Retirement Plan Marshfield Clinic | - | 5,751 | $1,093,906,409 | $10,911,701 | $1,897iApproximate average salary by contribution assumption: employee only about $47,434 at 4% or $31,623 at 6%; with 50% employer match about $31,623 at 4% or $21,082 at 6%; with 100% employer match about $23,717 at 4% or $15,811 at 6%. |
| Marshfield Clinic Salary Reduction Plan and Trust | - | 7,045 | $632,225,252 | $42,571,443 | $6,043iApproximate average salary by contribution assumption: employee only about $151,070 at 4% or $100,713 at 6%; with 50% employer match about $100,713 at 4% or $67,142 at 6%; with 100% employer match about $75,535 at 4% or $50,357 at 6%. |
| Travel Accident Plan | - | 7,302 | - | - | - |
| PHYSICIAN SEVERANCE PLAN | - | 623 | - | - | - |
| EMPLOYEE ASSISTANCE PROGRAM | - | 7,296 | - | - | - |
| DIRECTOR VOLUNTARY SEVERANCE PLAN | - | 622 | - | - | - |
| DISABILITY - SHORT TERM | - | 5,970 | - | - | - |
| Marshfield Health Plan | - | 5,263 | - | - | - |
| DISABILITY - LONG TERM | - | 6,442 | - | - | - |
| GROUP TERM LIFE INSURANCE | - | 6,527 | - | - | - |
| MARSHFIELD CLINIC FREE STANDING DENTAL PLAN | - | 3,692 | - | - | - |
| EMPLOYEE SEVERANCE PLAN | - | 5,699 | - | - | - |
| MEDICAL EXPENSE FLEXIBLE SPENDING ACCOUNT | - | 2,414 | - | - | - |
| 2006 | 15 | 7,239 | $2,121,077,162 | $40,986,482 | $5,662iApproximate average salary by contribution assumption: employee only about $141,547 at 4% or $94,365 at 6%; with 50% employer match about $94,365 at 4% or $62,910 at 6%; with 100% employer match about $70,774 at 4% or $47,182 at 6%. |
| Marshfield Clinic Master Trust | - | 0 | $1,558,787,709 | - | - |
| Marshfield Clinic Salary Reduction Plan and Trust | - | 6,630 | $562,289,453 | $40,986,482 | $6,182iApproximate average salary by contribution assumption: employee only about $154,549 at 4% or $103,033 at 6%; with 50% employer match about $103,033 at 4% or $68,689 at 6%; with 100% employer match about $77,275 at 4% or $51,516 at 6%. |
| Travel Accident Plan | - | 7,136 | - | - | - |
| PHYSICIAN SEVERANCE PLAN | - | 624 | - | - | - |
| GROUP TERM LIFE INSURANCE | - | 6,414 | - | - | - |
| Employees Retirement Plan Marshfield Clinic | - | 5,634 | - | - | - |
| MARSHFIELD CLINIC - DENTACARE | - | 2,343 | - | - | - |
| EMPLOYEE SEVERANCE PLAN | - | 5,424 | - | - | - |
| MARSHFIELD CLINIC FREE STANDING DENTAL PLAN | - | 3,171 | - | - | - |
| DISABILITY - LONG TERM | - | 5,606 | - | - | - |
| Marshfield Health Plan | - | 5,350 | - | - | - |
| DIRECTOR VOLUNTARY SEVERANCE PLAN | - | 625 | - | - | - |
| DISABILITY - SHORT TERM | - | 5,623 | - | - | - |
| EMPLOYEE ASSISTANCE PROGRAM | - | 7,239 | - | - | - |
| MEDICAL EXPENSE FLEXIBLE SPENDING ACCOUNT | - | 2,441 | - | - | - |
| 2005 | 14 | 6,878 | $2,779,519,686 | $74,191,544 | $10,787iApproximate average salary by contribution assumption: employee only about $269,670 at 4% or $179,780 at 6%; with 50% employer match about $179,780 at 4% or $119,853 at 6%; with 100% employer match about $134,835 at 4% or $89,890 at 6%. |
| Marshfield Clinic Master Trust | - | 0 | $1,364,840,535 | - | - |
| Employees Retirement Plan Marshfield Clinic | - | 5,507 | $960,386,934 | $40,783,091 | $7,406iApproximate average salary by contribution assumption: employee only about $185,142 at 4% or $123,428 at 6%; with 50% employer match about $123,428 at 4% or $82,285 at 6%; with 100% employer match about $92,571 at 4% or $61,714 at 6%. |
| Marshfield Clinic Salary Reduction Plan and Trust | - | 6,441 | $454,292,217 | $33,408,453 | $5,187iApproximate average salary by contribution assumption: employee only about $129,671 at 4% or $86,447 at 6%; with 50% employer match about $86,447 at 4% or $57,632 at 6%; with 100% employer match about $64,836 at 4% or $43,224 at 6%. |
| Travel Accident Plan | - | 6,878 | - | - | - |
| PHYSICIAN SEVERANCE PLAN | - | 624 | - | - | - |
| DISABILITY - SHORT TERM | - | 5,496 | - | - | - |
| DIRECTOR VOLUNTARY SEVERANCE PLAN | - | 622 | - | - | - |
| EMPLOYEE SEVERANCE PLAN | - | 5,484 | - | - | - |
| MARSHFIELD CLINIC - DENTACARE | - | 2,335 | - | - | - |
| MARSHFIELD CLINIC FREE STANDING DENTAL PLAN | - | 3,038 | - | - | - |
| Marshfield Health Plan | - | 5,162 | - | - | - |
| DISABILITY - LONG TERM | - | 5,437 | - | - | - |
| EMPLOYEE ASSISTANCE PROGRAM | - | 6,877 | - | - | - |
| MEDICAL EXPENSE FLEXIBLE SPENDING ACCOUNT | - | 2,343 | - | - | - |
| 2004 | 15 | 6,788 | $1,536,161,457 | $28,915,064 | $4,260iApproximate average salary by contribution assumption: employee only about $106,493 at 4% or $70,996 at 6%; with 50% employer match about $70,996 at 4% or $47,330 at 6%; with 100% employer match about $53,247 at 4% or $35,498 at 6%. |
| Marshfield Clinic Master Trust | - | 0 | $1,151,068,216 | - | - |
| Marshfield Clinic Salary Reduction Plan and Trust | - | 6,788 | $385,093,241 | $28,915,064 | $4,260iApproximate average salary by contribution assumption: employee only about $106,493 at 4% or $70,996 at 6%; with 50% employer match about $70,996 at 4% or $47,330 at 6%; with 100% employer match about $53,247 at 4% or $35,498 at 6%. |
| Travel Accident Plan | - | 6,638 | - | - | - |
| PHYSICIAN SEVERANCE PLAN | - | 622 | - | - | - |
| GROUP TERM LIFE INSURANCE | - | 6,162 | - | - | - |
| Employees Retirement Plan Marshfield Clinic | - | 5,344 | - | - | - |
| DIRECTOR VOLUNTARY SEVERANCE PLAN | - | 606 | - | - | - |
| DISABILITY - SHORT TERM | - | 5,308 | - | - | - |
| DISABILITY - LONG TERM | - | 4,526 | - | - | - |
| Marshfield Health Plan | - | 5,057 | - | - | - |
| MARSHFIELD CLINIC FREE STANDING DENTAL PLAN | - | 2,888 | - | - | - |
| MARSHFIELD CLINIC -DENTACARE | - | 2,260 | - | - | - |
| EMPLOYEE SEVERANCE PLAN | - | 5,368 | - | - | - |
| EMPLOYEE ASSISTANCE PROGRAM | - | 6,638 | - | - | - |
| MEDICAL EXPENSE FLEXIBLE SPENDING ACCOUNT | - | 2,369 | - | - | - |
| 2003 | 12 | 6,516 | $1,285,042,021 | $25,389,570 | $3,896iApproximate average salary by contribution assumption: employee only about $97,412 at 4% or $64,942 at 6%; with 50% employer match about $64,942 at 4% or $43,294 at 6%; with 100% employer match about $48,706 at 4% or $32,471 at 6%. |
| Marshfield Clinic Master Trust | - | 0 | $966,866,734 | - | - |
| Marshfield Clinic Salary Reduction Plan and Trust | - | 6,094 | $318,175,287 | $25,389,570 | $4,166iApproximate average salary by contribution assumption: employee only about $104,158 at 4% or $69,439 at 6%; with 50% employer match about $69,439 at 4% or $46,292 at 6%; with 100% employer match about $52,079 at 4% or $34,719 at 6%. |
| Travel Accident Plan | - | 6,516 | - | - | - |
| PHYSICIAN SEVERANCE PLAN | - | 599 | - | - | - |
| GROUP TERM LIFE INSURANCE | - | 6,110 | - | - | - |
| MARSHFIELD CLINIC FREE STANDING DENTAL PLAN | - | 2,782 | - | - | - |
| Employees Retirement Plan Marshfield Clinic | - | 5,172 | - | - | - |
| EMPLOYEE SEVERANCE PLAN | - | 5,156 | - | - | - |
| DIRECTOR VOLUNTARY SEVERANCE | - | 581 | - | - | - |
| DISABILITY SHORT TERM | - | 5,158 | - | - | - |
| DISABILITY - LONG TERM | - | 4,975 | - | - | - |
| Marshfield Health Plan | - | 4,910 | - | - | - |
| 2002 | 11 | 6,275 | $1,001,293,103 | $23,183,688 | $3,695iApproximate average salary by contribution assumption: employee only about $92,365 at 4% or $61,577 at 6%; with 50% employer match about $61,577 at 4% or $41,051 at 6%; with 100% employer match about $46,183 at 4% or $30,788 at 6%. |
| Marshfield Clinic Master Trust | - | 0 | $763,738,705 | - | - |
| Marshfield Clinic Salary Reduction Plan and Trust | - | 5,885 | $237,554,398 | $23,183,688 | $3,939iApproximate average salary by contribution assumption: employee only about $98,486 at 4% or $65,658 at 6%; with 50% employer match about $65,658 at 4% or $43,772 at 6%; with 100% employer match about $49,243 at 4% or $32,829 at 6%. |
| Travel Accident Plan | - | 6,275 | - | - | - |
| PHYSICIAN SEVERANCE PLAN | - | 581 | - | - | - |
| Employees Retirement Plan Marshfield Clinic | - | 4,836 | - | - | - |
| MARSHFIELD CLINIC-DENTACARE | - | 2,268 | - | - | - |
| EMPLOYEE SEVERANCE PLAN | - | 5,754 | - | - | - |
| DISABILITY-SHORT TERM | - | 4,995 | - | - | - |
| DIRECTOR VOLUNTARY SEVERANCE | - | 529 | - | - | - |
| MARSHFIELD CLINIC FREE STANDING DENTAL PLAN | - | 2,686 | - | - | - |
| Marshfield Health Plan | - | 4,775 | - | - | - |
| 2001 | 11 | 6,414 | $1,552,005,423 | $45,849,963 | $7,148iApproximate average salary by contribution assumption: employee only about $178,710 at 4% or $119,140 at 6%; with 50% employer match about $119,140 at 4% or $79,427 at 6%; with 100% employer match about $89,355 at 4% or $59,570 at 6%. |
| Marshfield Clinic Master Trust | - | 0 | $804,704,697 | - | - |
| Employees Retirement Plan Marshfield Clinic | - | 4,466 | $496,154,336 | $26,999,170 | $6,045iApproximate average salary by contribution assumption: employee only about $151,137 at 4% or $100,758 at 6%; with 50% employer match about $100,758 at 4% or $67,172 at 6%; with 100% employer match about $75,569 at 4% or $50,379 at 6%. |
| Marshfield Clinic Salary Reduction Plan and Trust | - | 5,575 | $251,146,390 | $18,850,793 | $3,381iApproximate average salary by contribution assumption: employee only about $84,533 at 4% or $56,355 at 6%; with 50% employer match about $56,355 at 4% or $37,570 at 6%; with 100% employer match about $42,266 at 4% or $28,178 at 6%. |
| MARSHFIELD CLINIC-DENTACARE | - | 2,121 | - | - | - |
| DIRECTOR VOLUNTARY SEVERANCE | - | 512 | - | - | - |
| DISABILITY LONG TERM | - | 6,414 | - | - | - |
| Marshfield Health Plan | - | 4,490 | - | - | - |
| MARSHFIELD CLINIC FREE STANDING DENTAL PLAN | - | 2,502 | - | - | - |
| EMPLOYEE SEVERANCE PLAN | - | 5,722 | - | - | - |
| Travel Accident Plan | - | 6,081 | - | - | - |
| PHYSICIAN SEVERANCE PLAN | - | 702 | - | - | - |
| 2000 | 10 | 5,783 | $795,006,253 | $41,427,323 | $7,164iApproximate average salary by contribution assumption: employee only about $179,091 at 4% or $119,394 at 6%; with 50% employer match about $119,394 at 4% or $79,596 at 6%; with 100% employer match about $89,545 at 4% or $59,697 at 6%. |
| Employees Retirement Plan Marshfield Clinic | - | 4,098 | $535,305,678 | $25,651,218 | $6,259iApproximate average salary by contribution assumption: employee only about $156,486 at 4% or $104,324 at 6%; with 50% employer match about $104,324 at 4% or $69,549 at 6%; with 100% employer match about $78,243 at 4% or $52,162 at 6%. |
| Marshfield Clinic Salary Reduction Plan and Trust | - | 5,054 | $259,700,575 | $15,776,105 | $3,122iApproximate average salary by contribution assumption: employee only about $78,038 at 4% or $52,025 at 6%; with 50% employer match about $52,025 at 4% or $34,683 at 6%; with 100% employer match about $39,019 at 4% or $26,013 at 6%. |
| MARSHFIELD CLINIC FREE STANDING DENTAL PLAN | - | 2,124 | - | - | - |
| EMPLOYEE SEVERANCE PLAN | - | 4,318 | - | - | - |
| DIRECTOR VOLUNTARY SEVERANCE | - | 472 | - | - | - |
| MARSHFIELD CLINIC-DENTACARE | - | 1,955 | - | - | - |
| DISABILITY-LONG TERM | - | 5,783 | - | - | - |
| Marshfield Health Plan | - | 4,185 | - | - | - |
| Travel Accident Plan | - | 5,617 | - | - | - |
| PHYSICIAN SEVERANCE PLAN | - | 664 | - | - | - |
| 1999 | 3 | 5,079 | $869,070,691 | $37,507,157 | $7,385iApproximate average salary by contribution assumption: employee only about $184,619 at 4% or $123,079 at 6%; with 50% employer match about $123,079 at 4% or $82,053 at 6%; with 100% employer match about $92,309 at 4% or $61,540 at 6%. |
| Employees Retirement Plan Marshfield Clinic | - | 3,801 | $607,805,374 | $21,580,612 | $5,678iApproximate average salary by contribution assumption: employee only about $141,940 at 4% or $94,627 at 6%; with 50% employer match about $94,627 at 4% or $63,085 at 6%; with 100% employer match about $70,970 at 4% or $47,313 at 6%. |
| Marshfield Clinic Salary Reduction Plan and Trust | - | 4,736 | $261,265,317 | $15,926,545 | $3,363iApproximate average salary by contribution assumption: employee only about $84,072 at 4% or $56,048 at 6%; with 50% employer match about $56,048 at 4% or $37,365 at 6%; with 100% employer match about $42,036 at 4% or $28,024 at 6%. |
| Travel Accident Plan | - | 5,079 | - | - | - |