Steven Prewitt Skull Base Disease Foundation

990PF • Fiscal year 2023 • EIN 26-1442469

Jan 01, 2023 to Dec 31, 2023 • Filed on Feb 14, 2024

Organization Profile www.skullbasedisease.org

3590 Camino Del Rio N Unit 100San Diego, CA 92108

(619) 497-1040

Siviq Scores

Precomputed percentiles for this filing year versus similar nonprofits in the same peer cohort.

0.03x

Higher debt load relative to assets than 56% of similar nonprofits.

2023 filings • 501(c)3 • $500k-$1M nonprofits • Source year 2023

0.75x

Higher debt load relative to revenue than 90% of similar nonprofits.

2023 filings • 501(c)3 • $500k-$1M nonprofits • Source year 2023

-42%

Higher net margin than 8% of similar nonprofits.

2023 filings • 501(c)3 • $500k-$1M nonprofits • Source year 2023

Higher top officer pay than 54% of similar nonprofits.

Top officer pay equals 0.0% of source-year revenue.

2023 filings • 501(c)3 • $500k-$1M nonprofits • Source year 2023

-3.9%

Faster asset growth than 28% of similar nonprofits.

2023 filings • 501(c)3 • $500k-$1M nonprofits • Annualized from 2022 to 2023

-17%

Faster revenue growth than 19% of similar nonprofits.

2023 filings • 501(c)3 • $500k-$1M nonprofits • Annualized from 2022 to 2023

Balance Sheet

Liabilities / Assets56th percentile

Assets

Down

$657,917

Down $26,900 (-3.9%) from 2022

Net Assets

Down

$636,700

Down $26,900 (-4.1%) from 2022

Liabilities

Flat

$21,217

Flat from 2022

Revenue And Expenses

Liabilities / Revenue90th percentile Net Margin8th percentile

Revenue

Down

$28,293

Down $5,991 (-17%) from 2022

Expenses

$40,271

Up $55 (+0.1%) from 2022

Net Income

Down

-$11,978

Down $6,046 (-102%) from 2022

Historical Trend

Balance Sheet Trend

Asset Growth28th percentile

The highlighted filing sits inside the broader history for assets, liabilities, and net assets.

Highlighted filing

2023

Assets$657,917

Liabilities$21,217

Net Assets$636,700

Open 2023 Filing

Operations Trend

Revenue Growth19th percentile

Revenue, expenses, and net income across loaded years, with this filing highlighted.

Highlighted filing

2023

Revenue$28,293

Expenses$40,271

Net Income-$11,978

Open 2023 Filing

Jump To

Filing Snapshot

Filing Period: Jan 1, 2023 to Dec 31, 2023
Signed: Feb 14, 2024
Return Version: 2023v5.0

Mission and Program Overview

Mission

The prewitt skull base disease foundation partners with patients, caregivers and doctors to educate, treat and cure skull base diseases.

Compensation and Service Providers

Top Officer Pay54th percentile

Employees

Name	Title	Full / Part Time	Base	Other	Total
PERRY MANSFIELD	Chair	-	$0	-	-
MICHAEL OLEARY	Board Member	-	$0	-	-
JIM KIDERICK	Board Member	-	$0	-	-
BOBBI BENNETT	Board Member Treasurer	-	$0	-	-

Filing and Contact Details

Filer

Filer Name: Steven Prewitt Skull Base
EIN: 26-1442469
Address: 3590 CAMINO DEL RIO N UNIT 100, SAN DIEGO, CA 92108

Signing Officer

Name: Perry Mansfield Md
Title: President
Phone: 6197178096
Signed: 2024-02-14
Discuss with paid preparer: No

Preparer

Firm: Anthony W Imbimbo CPA APC
Address: PO Box 33706, San Diego, CA 92163
Preparer: Anthony Imbimbo CPA
Phone: 6194971040

Raw XML Appendix267 raw XML fields

This appendix keeps the raw XML leaves available for debugging and edge-case review. The human report above is the primary experience.

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IRS990PF/MethodOfAccountingCashInd	0	X
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IRS990PF/MinimumInvestmentReturnGrp/AdjustedTotalFMVOfUnusedAstAmt	0	653417
IRS990PF/MinimumInvestmentReturnGrp/AverageMonthlyCashBalancesAmt	0	23602
IRS990PF/MinimumInvestmentReturnGrp/AverageMonthlyFMVOfSecAmt	0	629815
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IRS990PF/MinimumInvestmentReturnGrp/NetVlNoncharitableAssetsAmt	0	643616
IRS990PF/MinimumInvestmentReturnGrp/TotalFMVOfUnusedAssetsAmt	0	653417
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OtherDecreasesSchedule/OtherDecreasesDetail/Desc	0	BOOK TO TAX DIFFERENCES
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OtherExpensesSchedule/OtherExpensesScheduleGrp/Desc	2	INSURANCE
OtherExpensesSchedule/OtherExpensesScheduleGrp/Desc	3	OFFICE AND OTHER EXPENSES
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OtherExpensesSchedule/OtherExpensesScheduleGrp/DisbursementsCharitablePrpsAmt	3	0
OtherExpensesSchedule/OtherExpensesScheduleGrp/NetInvestmentIncomeAmt	0	25
OtherExpensesSchedule/OtherExpensesScheduleGrp/NetInvestmentIncomeAmt	1	25
OtherExpensesSchedule/OtherExpensesScheduleGrp/NetInvestmentIncomeAmt	2	370
OtherExpensesSchedule/OtherExpensesScheduleGrp/NetInvestmentIncomeAmt	3	3101
OtherExpensesSchedule/OtherExpensesScheduleGrp/RevenueAndExpensesPerBooksAmt	0	25
OtherExpensesSchedule/OtherExpensesScheduleGrp/RevenueAndExpensesPerBooksAmt	1	25
OtherExpensesSchedule/OtherExpensesScheduleGrp/RevenueAndExpensesPerBooksAmt	2	370
OtherExpensesSchedule/OtherExpensesScheduleGrp/RevenueAndExpensesPerBooksAmt	3	3101
ReturnHeader/AdditionalFilerInformation/TrustedCustomerGrp/AuthenticationAssuranceLevelCd	0	AAL2
ReturnHeader/AdditionalFilerInformation/TrustedCustomerGrp/IdentityAssuranceLevelCd	0	IAL1
ReturnHeader/AdditionalFilerInformation/TrustedCustomerGrp/OOBSecurityVerificationCd	0	00
ReturnHeader/AdditionalFilerInformation/TrustedCustomerGrp/TrustedCustomerCd	0	2
ReturnHeader/BuildTS	0	2023-04-26 12:10:37Z
ReturnHeader/BusinessOfficerGrp/DiscussWithPaidPreparerInd	0	false
ReturnHeader/BusinessOfficerGrp/PersonNm	0	PERRY MANSFIELD MD
ReturnHeader/BusinessOfficerGrp/PersonTitleTxt	0	PRESIDENT
ReturnHeader/BusinessOfficerGrp/PhoneNum	0	6197178096
ReturnHeader/BusinessOfficerGrp/SignatureDt	0	2024-02-14
ReturnHeader/Filer/BusinessName/BusinessNameLine1Txt	0	STEVEN PREWITT SKULL BASE
ReturnHeader/Filer/BusinessNameControlTxt	0	STEV
ReturnHeader/Filer/EIN	0	261442469
ReturnHeader/Filer/USAddress/AddressLine1Txt	0	3590 CAMINO DEL RIO N UNIT 100
ReturnHeader/Filer/USAddress/CityNm	0	SAN DIEGO
ReturnHeader/Filer/USAddress/StateAbbreviationCd	0	CA
ReturnHeader/Filer/USAddress/ZIPCd	0	92108
ReturnHeader/IRSResponsiblePrtyInfoCurrInd	0	true
ReturnHeader/PreparerFirmGrp/PreparerFirmEIN	0	330736932
ReturnHeader/PreparerFirmGrp/PreparerFirmName/BusinessNameLine1Txt	0	Anthony W Imbimbo CPA APC
ReturnHeader/PreparerFirmGrp/PreparerUSAddress/AddressLine1Txt	0	PO Box 33706
ReturnHeader/PreparerFirmGrp/PreparerUSAddress/CityNm	0	San Diego
ReturnHeader/PreparerFirmGrp/PreparerUSAddress/StateAbbreviationCd	0	CA
ReturnHeader/PreparerFirmGrp/PreparerUSAddress/ZIPCd	0	92163
ReturnHeader/PreparerPersonGrp/PhoneNum	0	6194971040
ReturnHeader/PreparerPersonGrp/PreparerPersonNm	0	Anthony Imbimbo CPA
ReturnHeader/ReturnTs	0	2024-03-20T19:49:32-04:00
ReturnHeader/ReturnTypeCd	0	990PF
ReturnHeader/SigningOfficerGrp/PersonFullName/PersonFirstNm	0	PERRY
ReturnHeader/SigningOfficerGrp/PersonFullName/PersonLastNm	0	MANSFIELD MD
ReturnHeader/TaxPeriodBeginDt	0	2023-01-01
ReturnHeader/TaxPeriodEndDt	0	2023-12-31
ReturnHeader/TaxYr	0	2023

Document Assets

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Filings

Displayed year

2023 • Form 990PFDetailed filing. Detailed filing data is available for this year.

Open filing

Assets: $657,917
Liabilities: $21,217
Net assets: $636,700
Revenue: $28,293
Expenses: $40,271
Net income: -$11,978

	Balance Sheet			Operations
Year	Assets	Liabilities	Net Assets	Revenue	Expenses	Net Income
2024Detailed filing. Detailed filing data is available for this year.	$6.40	$0.21	$6.19	$0.33	$0.70	$0.37
2023Detailed filing. Detailed filing data is available for this year.	$6.58	$0.21	$6.37	$0.28	$0.40	$0.12
2022Detailed filing. Detailed filing data is available for this year.	$6.85	$0.21	$6.64	$0.34	$0.40	$0.06
2021Detailed filing. Detailed filing data is available for this year.	$6.65	$0.00	$6.65	$0.52	$0.51	$0.01
2020Detailed filing. Detailed filing data is available for this year.	$6.64	$0.00	$6.64	$0.51	$0.66	$0.15
2019Detailed filing. Detailed filing data is available for this year.	$6.85	$0.00	$6.85	$1.03	$0.55	$0.49
2018Detailed filing. Detailed filing data is available for this year.	$6.57	$0.00	$6.57	$0.57	$0.68	$0.11
2017Detailed filing. Detailed filing data is available for this year.	$6.81	$0.00	$6.81	$0.49	$0.63	$0.15
2016Detailed filing. Detailed filing data is available for this year.	$6.72	$0.00	$6.72	$0.28	$1.20	$0.92
2015Detailed filing. Detailed filing data is available for this year.	$7.56	$0.00	$7.56	$0.01	$0.65	$0.66
2014Detailed filing. Detailed filing data is available for this year.	$8.15	$0.00	$8.15	$4.12	$0.34	$3.78
2013Detailed filing. Detailed filing data is available for this year.	$4.35	$0.00	$4.35	$0.00	$0.31	$0.31
2012Facts available. Structured filing facts are available, but richer extracted sections are limited.	$4.66	$0.00	$4.66		$0.05
2011Facts available. Structured filing facts are available, but richer extracted sections are limited.	$2.11	$0.00	$2.11	$1.30	$0.26	$1.04
2010Facts available. Structured filing facts are available, but richer extracted sections are limited.	$1.07	$0.00	$1.07	$1.33	$0.21	$1.12