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Mayo Clinic Group Return

Patient care, medical research and medical education

Health Rochester, MN EIN 383952644 · IRS Sign up to see website
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71
Integrity Assessment
Strong transparency
71/100 · methodology

About Mayo Clinic Group Return

Mayo Clinic Group Return is a health organization based in ROCHESTER, United States. Annual revenue: $12.6 billion. EIN: 383952644.

Headquarters
Rochester, MN
Foundation type
Supporting organization (509(a)(3))
NTEE code
E21
IRS subsection
501(c)(03)
Ruling date
Size
major

Mission

Patient care, medical research and medical education

Focus areas & reach

· What they work on and where
❤️ Health · NTEE E21
Cause tags
SDG alignment The 17 UN Sustainable Development Goals (SDGs) are the global agenda for ending poverty, protecting the planet, and ensuring prosperity by 2030. We tag each charity to the goals its work advances.
SDG 3 SDG 3 · Good Health and Well-being Ensure healthy lives and promote well-being for all at all ages.

How it stacks up against peers

· vs. 8 similar health in United States
Program spending This charity: 0%
Peer average: 93%
CEO comp as % of revenue This charity: 0.03%
Peer average: 0.48%
Integrity Assessment This charity: 71
Peer average: 93

Red flags

· All clear
IRS revocation history
OFAC / EU / UN sanctions
Open investigations
Governance scandals
Related-party deals
Excessive exec comp

Common questions

· Auto-generated from filings + methodology

Mayo Clinic Group Return is a registered health nonprofit based in Rochester, MN, United States. It is registered with the Internal Revenue Service (IRS). Its EIN is 383952644. It has a GiveRadar Integrity Assessment of 71/100 (Strong transparency), indicating well-documented governance, financials, and contact details. This is below the average of 93/100 for health charities in United States. The organization reports $14.9B in annual revenue. 1281 officers and directors are publicly disclosed. No red flags have been detected.

Mayo Clinic Group Return has a GiveRadar Integrity Assessment of 71/100. This score combines five components: Registration (20 pts), Financial Transparency (30 pts), Governance (20 pts), Contact Availability (10 pts), and Data Recency (20 pts), with negative adjustments for any red flags. A score of 71 ('Strong transparency') reflects well-documented governance, recent financials, named leadership, and working contact details. For comparison, the average integrity assessment for health charities in United States is 93/100.

Mayo Clinic Group Return is located in Rochester, MN, United States.

Based on official tax filings, Mayo Clinic Group Return has $14.9B in annual revenue. Its revenue is significantly above the peer average of $38M. Create a free GiveRadar account to view the complete financial breakdown with year-over-year trends.

Mayo Clinic Group Return is classified as a Health organization, registered in United States. It operates as a Supporting organization (509(a)(3)). By size, it is categorized as a major organization. It has $14.9B in annual revenue. The organization has 1281 disclosed officers and directors.

No red flags have been detected for Mayo Clinic Group Return. GiveRadar automatically screens charities for concerning patterns including high executive compensation, low program spending, and missing financial filings. Based on available official data, no issues have been identified.

Mayo Clinic Group Return has a GiveRadar Integrity Assessment of 71/100 (Strong transparency) and no red flags have been detected, which suggests it is a well-documented organization. It is regulated by the IRS. Visit the Mayo Clinic Group Return profile on GiveRadar for full details before deciding. GiveRadar provides data for research purposes and does not endorse any organization. Always do your own due diligence.

Mayo Clinic Group Return is a health organization based in ROCHESTER, United States. Annual revenue: $12.6 billion. EIN: 383952644. Mayo Clinic Group Return is classified as a health organization registered in United States.

Among health charities registered in United States: Mayo Clinic Group Return's GiveRadar Integrity Assessment of 71/100 is below the peer average of 93/100. Its annual revenue of $14.9B is well above the peer average of $38M.

Yes, donations to Mayo Clinic Group Return are generally tax-deductible in the United States. Mayo Clinic Group Return is a 501(c)(3) tax-exempt organization. Its EIN is 383952644, which you can use for tax filing purposes. Donors can typically deduct contributions on their federal income tax return if they itemize deductions. Consult a tax professional for guidance specific to your situation.

Verified against 7 official sources, last refreshed .

Annual revenue
$1B+
0% to programs
Source: IRS 990 (FY2024) why this matters
Unlock exact figures

Filing history

9 years on file from IRS 990 (FY2024): revenue, expenses, program spending, assets, and liabilities by fiscal year.

Years on record: FY2024, FY2023, FY2022, FY2021, FY2020, FY2019, FY2018, FY2017, FY2016.
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Taxes

Tax-deductibility for donors

Donations may be tax-deductible for residents of United States under local rules. Confirm with the charity directly.

Always confirm tax treatment with the charity directly or your tax advisor before donating.

Leadership

DE
Dennis E Dahlen
CFO

Officers & trustees (25)

Source: Public filings

AA
Aakre S••••
Director
AB
Abel M• M••••• D
CHAIR-ANESTH & PERIOP MED
AC
Ackerman F••••••• K
DIR/VP/ASSOC ADMIN/REG CHAIR-ADMIN NWWI
AD
Adleman B•••••• M
Director & ASST SECY
AK
Akkerman R••••
Director
AL
Albright J• D• R••••• C
DIR/CHAIR/REGIONAL VP SEMN
AM
Ameenuddin M• N••••••
Director
AM
Ammash M• N•••• M
CEO-SSMC
AN
Andrews M• P••• E
FORMER OFFICER
AN
Anil M• G•••••
Director & VICE CHAIR
AP
Apolo A••••••
Director
AR
Archer L••• M
CHIEF NURSING OFFICER
AR
Arntz S••••
Director
AV
Avikainen B•••••• F
Director & CHAIR & PRESIDENT
BA
Baker S•••• C••••
Director & PRESIDENT
BA
Bakkum-Gamez M• J•••• N
Director
BA
Bartlett M• B•••• N
VICE CHAIR-CLINICAL PRACTICE
BA
Bauer M• B•••• A
Director
BE
Becker J•••
Director & TREAS & CHAIR
BE
Behn M• J••••• R
PHYSICIAN
BE
Beliles G•••••• R
ASST SECY
BE
Bendok M• B•••••• R
CHAIR-NEURO SURGERY
BE
Bents I••
Director
BE
Berg D•••• W
SITE ADMINISTRATOR
BE
Bergeron-Bowe M••••••
Director & SECRETARY
Full names, contact details & compensation

Free with an account.

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Latest news

From global news sources

1 article found

From global news sources

Sentiment

Neutral

Activity timeline

Filings and press mentions, merged

Mayo Clinic's financial margin in 2024: $566M, up from previous year - Post Bulletin
Dec 2025
www.postbulletin.com
Form filed
$14891.5M revenue
FY2024
IRS_990
Form filed
$13970.7M revenue
FY2023
IRS_990
Form filed
$12568.4M revenue
FY2022
IRS_990
Form filed
$12644.7M revenue
FY2021
IRS_990
Form filed
$10820.5M revenue
FY2020
IRS_990
Form filed
$10417.0M revenue
FY2019
PROPUBLICA
Form filed
$11182.5M revenue
FY2018
PROPUBLICA
Form filed
$11054.4M revenue
FY2017
PROPUBLICA
Form filed
$9524.4M revenue
FY2016
PROPUBLICA

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Peer charities

Other health in United States, by integrity assessment

Charity Score Revenue Program %
Mayo Clinic Group Return This page 71 $14.9 billion -
Dr Lorna Breen Heroes Foundation 93 $2.3 million 100%
Frankie Mae Foundation 93 $200,381 92%
Brain Education Strategies and Technology 93 $64,079 86%
Attune Center for Healing 93 $1.2 million 87%
Hepatitis C Mentor and Support Group Inc 93 $181,567 88%
Hiv Hcv Resource Center Inc 93 $641,491 100%
Two Bear Therapeutic Riding Center 93 $418,423 90%
Vr Foundation Inc 93 $195,304 100%

Sources and verification

Refreshed

Registration and legal identity
Internal Revenue Service (IRS) - Tax Exempt Organization Search
Financial filings
IRS Form 990 filings - Fiscal year 2024 most recent on file.
Officers and trustees
Internal Revenue Service (IRS) - Tax Exempt Organization Search - 1281 disclosed in the public registry.
News and media coverage
GDELT Project + Google News
Supplementary verification
ProPublica Nonprofit Explorer
Supplementary verification
Wikidata structured data
Supplementary verification
Charity Navigator

Data freshness

Last updated
May 2, 2026
Profile completeness
100%

What we don't know

Honest gaps - our score reflects transparency, not impact

Programs & projects
No named programs listed by the charity
Operating reach
Countries where programs run not specified
Founding date
Year the organisation was founded not on file

Methodology

GiveRadar combines public registry filings, ProPublica Nonprofit Explorer, Charity Navigator, GuideStar, and news archives into a single 0-100 integrity assessment. We don't take a cut of any donation, ever.

Read full methodology

Quick facts about Mayo Clinic Group Return

What is Mayo Clinic Group Return?
Mayo Clinic Group Return is a health supporting organization (509(a)(3)) based in Rochester, United States. Mayo Clinic Group Return is a health organization based in ROCHESTER, United States. Annual revenue: $12.6 billion. EIN: 383952644.
Who leads Mayo Clinic Group Return?
Dennis E Dahlen serves as CFO.
Where is Mayo Clinic Group Return located?
Headquartered in Rochester, United States.
What is Mayo Clinic Group Return's annual budget?
Annual revenue for fiscal year 2024 is approximately $1B+. 0% of expenses go to program services.
Is Mayo Clinic Group Return trustworthy?
Mayo Clinic Group Return has a GiveRadar Integrity Assessment of 71 out of 100 (Strong transparency). The score reflects public-data transparency: registration, financial disclosure, governance, contact details, and how recently data was refreshed. It does not measure program impact.
What is Mayo Clinic Group Return's registration number?
IRS EIN: 383952644.
What is Mayo Clinic Group Return's website?
http://www.mayoclinic.org