Liabilities / Assets
Score unavailable
Liabilities-to-assets requires both liabilities and assets on the latest valid filing.
EIN 36-4343451 • 501(c)6 • Park Ridge, IL
Profile
To advance the standards of orthopaedic care through education and research by conducting an annual meeting and various clinical meetings
Precomputed percentiles relative to similar nonprofits. These scores are descriptive rather than judgmental.
Liabilities / Assets
Score unavailable
Liabilities-to-assets requires both liabilities and assets on the latest valid filing.
Liabilities / Revenue
Score unavailable
Liabilities-to-revenue requires both liabilities and revenue on the latest valid filing.
Net Margin
63rd percentile
Higher net margin than 63% of similar nonprofits.
Top Officer Pay
80th percentile
Higher top officer pay than 80% of similar nonprofits.
Top officer pay equals 0.0% of source-year revenue.
Asset Growth
49th percentile
Faster asset growth than 49% of similar nonprofits.
Revenue Growth
44th percentile
Faster revenue growth than 44% of similar nonprofits.
Assets
Down$120,019
Down $3,805 (-3.1%) from 2022
Liabilities
-
No earlier filing loaded for comparison.
Net Assets
Down$120,019
Down $3,805 (-3.1%) from 2022
Revenue
Down$45,075
Down $1,855 (-4.0%) from 2022
Expenses
Up$41,726
Up $28,139 (+207%) from 2022
Net Income
Down$3,349
Down $29,994 (-90%) from 2022
Most recent year
2024 • Form 990EZDetailed filing. Detailed filing data is available for this year.
To advance the standards of orthopaedic care through education and research by conducting an annual meeting and various clinical meetings
Advancing quality musculoskeletal care in Illinois
| Description | Grants | Expenses |
|---|---|---|
| NOLC Meeting with Legislators in Washington DC Sponsored by the American Academy of Orthopaedic Surgeons in which all state societies attend and meet with their various House and Senate State Representatives regarding quality of Orthopaedic care in the state of Illinois. | $0 | $0 |
| Name | Title | Full / Part Time | Base | Other | Total |
|---|---|---|---|---|---|
| Douglas Evans MD | President | - | $0 | - | - |
| Alfonso Mejia MD | Director | - | $0 | - | - |
| Jeffrey Goldstein MD | President Elect | - | $0 | - | - |
| Steven Mardjetko | Secretary Treasurer | - | $0 | - | - |
| Charles Bush-Joseph MD | Director | - | $0 | - | - |
| Preston Wolin MD | Director | - | $0 | - | - |
| David Alfieri MD | Director | - | $0 | - | - |
| Charles Bush-Joseph MD | Director | - | $0 | - | - |
| Steven Morton DO | Director | - | $0 | - | - |
| Giri Burra | Director | - | $0 | - | - |
| Miguel Ramirez MD | Director | - | $0 | - | - |
“| Other Expenses:, Amount:| Intuit $1069 Insurance Great American Life $1251 website arcstone $1312 Travel Residents $11,374 NOLC American Academy of Orthopaedic Surgeons Conference Attendees, $15006|”
This appendix keeps the raw XML leaves available for debugging and edge-case review. The human report above is the primary experience.
| Path | # | Value |
|---|---|---|
| IRS990EZ/ActivitiesNotPreviouslyRptInd | 0 | false |
| IRS990EZ/BooksInCareOfDetail/PersonNm | 0 | Leah D Wolfe |
| IRS990EZ/BooksInCareOfDetail/PhoneNum | 0 | 8476927275 |
| IRS990EZ/BooksInCareOfDetail/USAddress/AddressLine1Txt | 0 | 927 COURTLAND AVE |
| IRS990EZ/BooksInCareOfDetail/USAddress/CityNm | 0 | PARK RIDGE |
| IRS990EZ/BooksInCareOfDetail/USAddress/StateAbbreviationCd | 0 | IL |
| IRS990EZ/BooksInCareOfDetail/USAddress/ZIPCd | 0 | 600684835 |
| IRS990EZ/CashSavingsAndInvestmentsGrp/BOYAmt | 0 | 116670 |
| IRS990EZ/CashSavingsAndInvestmentsGrp/EOYAmt | 0 | 120019 |
| IRS990EZ/ChgMadeToOrgnzngDocNotRptInd | 0 | false |
| IRS990EZ/DirectIndirectPltclExpendAmt | 0 | 0 |
| IRS990EZ/DonorAdvisedFndsInd | 0 | false |
| IRS990EZ/ExcessOrDeficitForYearAmt | 0 | 3349 |
| IRS990EZ/ForeignFinancialAccountInd | 0 | false |
| IRS990EZ/ForeignOfficeInd | 0 | false |
| IRS990EZ/Form1120PolFiledInd | 0 | false |
| IRS990EZ/Form990TotalAssetsGrp/BOYAmt | 0 | 116670 |
| IRS990EZ/Form990TotalAssetsGrp/EOYAmt | 0 | 120019 |
| IRS990EZ/GainOrLossFromSaleOfAssetsAmt | 0 | 0 |
| IRS990EZ/GrossProfitLossSlsOfInvntryAmt | 0 | 0 |
| IRS990EZ/GrossReceiptsAmt | 0 | 45075 |
| IRS990EZ/InfoInScheduleOPartIInd | 0 | X |
| IRS990EZ/MadeLoansToFromOfficersInd | 0 | false |
| IRS990EZ/MembershipDuesAmt | 0 | 45075 |
| IRS990EZ/MethodOfAccountingCashInd | 0 | X |
| IRS990EZ/NetAssetsOrFundBalancesBOYAmt | 0 | 116670 |
| IRS990EZ/NetAssetsOrFundBalancesEOYAmt | 0 | 120019 |
| IRS990EZ/NetAssetsOrFundBalancesGrp/BOYAmt | 0 | 116670 |
| IRS990EZ/NetAssetsOrFundBalancesGrp/EOYAmt | 0 | 120019 |
| IRS990EZ/OfficerDirectorTrusteeEmplGrp/AverageHrsPerWkDevotedToPosRt | 0 | 3 |
| IRS990EZ/OfficerDirectorTrusteeEmplGrp/AverageHrsPerWkDevotedToPosRt | 1 | 1 |
| IRS990EZ/OfficerDirectorTrusteeEmplGrp/AverageHrsPerWkDevotedToPosRt | 2 | 1 |
| IRS990EZ/OfficerDirectorTrusteeEmplGrp/AverageHrsPerWkDevotedToPosRt | 3 | 1 |
| IRS990EZ/OfficerDirectorTrusteeEmplGrp/AverageHrsPerWkDevotedToPosRt | 4 | 1 |
| IRS990EZ/OfficerDirectorTrusteeEmplGrp/AverageHrsPerWkDevotedToPosRt | 5 | 1 |
| IRS990EZ/OfficerDirectorTrusteeEmplGrp/AverageHrsPerWkDevotedToPosRt | 6 | 1 |
| IRS990EZ/OfficerDirectorTrusteeEmplGrp/AverageHrsPerWkDevotedToPosRt | 7 | 1 |
| IRS990EZ/OfficerDirectorTrusteeEmplGrp/AverageHrsPerWkDevotedToPosRt | 8 | 1 |
| IRS990EZ/OfficerDirectorTrusteeEmplGrp/AverageHrsPerWkDevotedToPosRt | 9 | 1 |
| IRS990EZ/OfficerDirectorTrusteeEmplGrp/AverageHrsPerWkDevotedToPosRt | 10 | 1 |
| IRS990EZ/OfficerDirectorTrusteeEmplGrp/CompensationAmt | 0 | 0 |
| IRS990EZ/OfficerDirectorTrusteeEmplGrp/CompensationAmt | 1 | 0 |
| IRS990EZ/OfficerDirectorTrusteeEmplGrp/CompensationAmt | 2 | 0 |
| IRS990EZ/OfficerDirectorTrusteeEmplGrp/CompensationAmt | 3 | 0 |
| IRS990EZ/OfficerDirectorTrusteeEmplGrp/CompensationAmt | 4 | 0 |
| IRS990EZ/OfficerDirectorTrusteeEmplGrp/CompensationAmt | 5 | 0 |
| IRS990EZ/OfficerDirectorTrusteeEmplGrp/CompensationAmt | 6 | 0 |
| IRS990EZ/OfficerDirectorTrusteeEmplGrp/CompensationAmt | 7 | 0 |
| IRS990EZ/OfficerDirectorTrusteeEmplGrp/CompensationAmt | 8 | 0 |
| IRS990EZ/OfficerDirectorTrusteeEmplGrp/CompensationAmt | 9 | 0 |
| IRS990EZ/OfficerDirectorTrusteeEmplGrp/CompensationAmt | 10 | 0 |
| IRS990EZ/OfficerDirectorTrusteeEmplGrp/EmployeeBenefitProgramAmt | 0 | 0 |
| IRS990EZ/OfficerDirectorTrusteeEmplGrp/EmployeeBenefitProgramAmt | 1 | 0 |
| IRS990EZ/OfficerDirectorTrusteeEmplGrp/EmployeeBenefitProgramAmt | 2 | 0 |
| IRS990EZ/OfficerDirectorTrusteeEmplGrp/EmployeeBenefitProgramAmt | 3 | 0 |
| IRS990EZ/OfficerDirectorTrusteeEmplGrp/EmployeeBenefitProgramAmt | 4 | 0 |
| IRS990EZ/OfficerDirectorTrusteeEmplGrp/EmployeeBenefitProgramAmt | 5 | 0 |
| IRS990EZ/OfficerDirectorTrusteeEmplGrp/EmployeeBenefitProgramAmt | 6 | 0 |
| IRS990EZ/OfficerDirectorTrusteeEmplGrp/EmployeeBenefitProgramAmt | 7 | 0 |
| IRS990EZ/OfficerDirectorTrusteeEmplGrp/EmployeeBenefitProgramAmt | 8 | 0 |
| IRS990EZ/OfficerDirectorTrusteeEmplGrp/EmployeeBenefitProgramAmt | 9 | 0 |
| IRS990EZ/OfficerDirectorTrusteeEmplGrp/EmployeeBenefitProgramAmt | 10 | 0 |
| IRS990EZ/OfficerDirectorTrusteeEmplGrp/ExpenseAccountOtherAllwncAmt | 0 | 0 |
| IRS990EZ/OfficerDirectorTrusteeEmplGrp/ExpenseAccountOtherAllwncAmt | 1 | 0 |
| IRS990EZ/OfficerDirectorTrusteeEmplGrp/ExpenseAccountOtherAllwncAmt | 2 | 0 |
| IRS990EZ/OfficerDirectorTrusteeEmplGrp/ExpenseAccountOtherAllwncAmt | 3 | 0 |
| IRS990EZ/OfficerDirectorTrusteeEmplGrp/ExpenseAccountOtherAllwncAmt | 4 | 0 |
| IRS990EZ/OfficerDirectorTrusteeEmplGrp/ExpenseAccountOtherAllwncAmt | 5 | 0 |
| IRS990EZ/OfficerDirectorTrusteeEmplGrp/ExpenseAccountOtherAllwncAmt | 6 | 0 |
| IRS990EZ/OfficerDirectorTrusteeEmplGrp/ExpenseAccountOtherAllwncAmt | 7 | 0 |
| IRS990EZ/OfficerDirectorTrusteeEmplGrp/ExpenseAccountOtherAllwncAmt | 8 | 0 |
| IRS990EZ/OfficerDirectorTrusteeEmplGrp/ExpenseAccountOtherAllwncAmt | 9 | 0 |
| IRS990EZ/OfficerDirectorTrusteeEmplGrp/ExpenseAccountOtherAllwncAmt | 10 | 0 |
| IRS990EZ/OfficerDirectorTrusteeEmplGrp/PersonNm | 0 | Douglas Evans MD |
| IRS990EZ/OfficerDirectorTrusteeEmplGrp/PersonNm | 1 | Alfonso Mejia MD |
| IRS990EZ/OfficerDirectorTrusteeEmplGrp/PersonNm | 2 | Jeffrey Goldstein MD |
| IRS990EZ/OfficerDirectorTrusteeEmplGrp/PersonNm | 3 | Steven Mardjetko |
| IRS990EZ/OfficerDirectorTrusteeEmplGrp/PersonNm | 4 | Charles Bush-Joseph MD |
| IRS990EZ/OfficerDirectorTrusteeEmplGrp/PersonNm | 5 | Preston Wolin MD |
| IRS990EZ/OfficerDirectorTrusteeEmplGrp/PersonNm | 6 | David Alfieri MD |
| IRS990EZ/OfficerDirectorTrusteeEmplGrp/PersonNm | 7 | Charles Bush-Joseph MD |
| IRS990EZ/OfficerDirectorTrusteeEmplGrp/PersonNm | 8 | Steven Morton DO |
| IRS990EZ/OfficerDirectorTrusteeEmplGrp/PersonNm | 9 | Giri Burra |
| IRS990EZ/OfficerDirectorTrusteeEmplGrp/PersonNm | 10 | Miguel Ramirez MD |
| IRS990EZ/OfficerDirectorTrusteeEmplGrp/TitleTxt | 0 | President |
| IRS990EZ/OfficerDirectorTrusteeEmplGrp/TitleTxt | 1 | Director |
| IRS990EZ/OfficerDirectorTrusteeEmplGrp/TitleTxt | 2 | President Elect |
| IRS990EZ/OfficerDirectorTrusteeEmplGrp/TitleTxt | 3 | Secretary Treasurer |
| IRS990EZ/OfficerDirectorTrusteeEmplGrp/TitleTxt | 4 | Director |
| IRS990EZ/OfficerDirectorTrusteeEmplGrp/TitleTxt | 5 | Director |
| IRS990EZ/OfficerDirectorTrusteeEmplGrp/TitleTxt | 6 | Director |
| IRS990EZ/OfficerDirectorTrusteeEmplGrp/TitleTxt | 7 | Director |
| IRS990EZ/OfficerDirectorTrusteeEmplGrp/TitleTxt | 8 | Director |
| IRS990EZ/OfficerDirectorTrusteeEmplGrp/TitleTxt | 9 | Director |
| IRS990EZ/OfficerDirectorTrusteeEmplGrp/TitleTxt | 10 | Director |
| IRS990EZ/OperateHospitalInd | 0 | false |
| IRS990EZ/Organization501cInd | 0 | X |
| IRS990EZ/OrganizationDissolvedEtcInd | 0 | false |
| IRS990EZ/OrganizationHadUBIInd | 0 | false |
| IRS990EZ/OtherExpensesTotalAmt | 0 | 15006 |
| IRS990EZ/PartVIHghstPdCntrctProfSrvcTxt | 0 | NONE |
| IRS990EZ/PartVIOfCompOfHghstPdEmplTxt | 0 | NONE |
| IRS990EZ/PoliticalCampaignActyInd | 0 | false |
| IRS990EZ/PrimaryExemptPurposeTxt | 0 | Advancing quality musculoskeletal care in Illinois |
| IRS990EZ/ProgramSrvcAccomplishmentGrp/DescriptionProgramSrvcAccomTxt | 0 | NOLC Meeting with Legislators in Washington DC Sponsored by the American Academy of Orthopaedic Surgeons in which all state societies attend and meet with their various House and Senate State Representatives regarding quality of Orthopaedic care in the state of Illinois. |
| IRS990EZ/ProgramSrvcAccomplishmentGrp/GrantsAndAllocationsAmt | 0 | 0 |
| IRS990EZ/ProgramSrvcAccomplishmentGrp/ProgramServiceExpensesAmt | 0 | 0 |
| IRS990EZ/ProhibitedTaxShelterTransInd | 0 | false |
| IRS990EZ/RelatedOrganizationCtrlEntInd | 0 | false |
| IRS990EZ/SalariesOtherCompEmplBnftAmt | 0 | 26720 |
| IRS990EZ/ScheduleBNotRequiredInd | 0 | X |
| IRS990EZ/SpecialEventsNetIncomeLossAmt | 0 | 0 |
| IRS990EZ/SubjectToProxyTaxInd | 0 | false |
| IRS990EZ/TanningServicesProvidedInd | 0 | false |
| IRS990EZ/TotalExpensesAmt | 0 | 41726 |
| IRS990EZ/TotalRevenueAmt | 0 | 45075 |
| IRS990EZ/TransactionWithControlEntInd | 0 | false |
| IRS990EZ/TypeOfOrganizationCorpInd | 0 | X |
| IRS990EZ/WebsiteAddressTxt | 0 | www.iaosorg.com |
| IRS990ScheduleO/SupplementalInformationDetail/ExplanationTxt | 0 | | Other Expenses:, Amount:| Intuit $1069 Insurance Great American Life $1251 website arcstone $1312 Travel Residents $11,374 NOLC American Academy of Orthopaedic Surgeons Conference Attendees, $15006| |
| IRS990ScheduleO/SupplementalInformationDetail/FormAndLineReferenceDesc | 0 | Part I, line 16 |
| ReturnHeader/BuildTS | 0 | 2025-03-06 01:10:19Z |
| ReturnHeader/BusinessOfficerGrp/PersonNm | 0 | Steven Mardjetko MD |
| ReturnHeader/BusinessOfficerGrp/PersonTitleTxt | 0 | Treasurer |
| ReturnHeader/BusinessOfficerGrp/PhoneNum | 0 | 8479217782 |
| ReturnHeader/BusinessOfficerGrp/SignatureDt | 0 | 2025-11-08 |
| ReturnHeader/Filer/BusinessName/BusinessNameLine1Txt | 0 | ILLINOIS ASSOCIATION OF ORTHOPAEDIC SURGEON |
| ReturnHeader/Filer/BusinessNameControlTxt | 0 | ILLI |
| ReturnHeader/Filer/EIN | 0 | 364343451 |
| ReturnHeader/Filer/ForeignPhoneNum | 0 | 8479217782 |
| ReturnHeader/Filer/USAddress/AddressLine1Txt | 0 | P O Box 931 |
| ReturnHeader/Filer/USAddress/CityNm | 0 | Park Ridge |
| ReturnHeader/Filer/USAddress/StateAbbreviationCd | 0 | IL |
| ReturnHeader/Filer/USAddress/ZIPCd | 0 | 60068 |
| ReturnHeader/ReturnTs | 0 | 2025-11-07T18:09:18-05:00 |
| ReturnHeader/ReturnTypeCd | 0 | 990EZ |
| ReturnHeader/TaxPeriodBeginDt | 0 | 2024-01-01 |
| ReturnHeader/TaxPeriodEndDt | 0 | 2024-12-31 |
| ReturnHeader/TaxYr | 0 | 2024 |
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