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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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74
Integrity Assessment
Strong transparency
74/100 · 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.

How it stacks up against peers

· vs. 8 similar health in United States
Program spending This charity: 85%
Peer average: 89%
CEO comp as % of revenue This charity: 0.03%
Peer average: 0.48%
Integrity Assessment This charity: 74
Peer average: 90

Concerns

· None found
No red flags found
Screened for IRS revocation history, Open investigations, Governance scandals, Related-party deals, Excessive exec comp.

Where every $1 goes

· FY2024 · IRS 990 (FY2024)
$0.85
Program$0.85
85% to programs beats the Charity Navigator "highly efficient" threshold (75%).

GiveRadar Analysis

Original analysis from GiveRadar's dataset of comparable organizations

GiveRadar's verified records show Mayo Clinic Group Return with a substantially complete profile, cross-referenced across 6 independent sources including the IRS.

  • GiveRadar holds 9 years of financial filings for this organization, the most recent for fiscal year 2024 - a deeper filing history than 99% of the 51,422 health charities in the United States with filings on record. See the filings
  • GiveRadar has cross-referenced this organization across 6 independent sources, led by the IRS - among the most thoroughly sourced profiles in its cohort. See the sources
  • Its integrity score of 74 places it in the top 25% of the 98,862 health charities in the United States GiveRadar tracks, because GiveRadar has verified its financial disclosures and its governance. View this cohort
GiveRadar has verified
  • government registration
  • financial records (9 filed years)
  • disclosed leadership
  • a website
Not yet verified by GiveRadar
  • a contact email
  • a donation page
  • third-party accreditation (present for 94% of comparable organizations)
  • an owner-submitted profile claim

Analysis based on GiveRadar's benchmark dataset of 2026-07-03. It describes what GiveRadar has verified, not a judgment of the organization itself.

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. GiveRadar's Integrity Assessment for the organization is 74/100, which reflects how much public information is available, not whether the charity is legitimate. 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's EIN (Employer Identification Number) is 383952644. This is the organization's IRS tax identification number; you can use it to verify tax-exempt status and to look up its Form 990 filings with the IRS.

Mayo Clinic Group Return has a GiveRadar Integrity Assessment of 74/100. 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 74 ('Strong transparency') reflects well-documented governance, recent financials, named leadership, and working contact details. The charity allocates 85% of expenses to programs, which contributes positively to its score. For comparison, the average integrity assessment for health charities in United States is 90/100.

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. It allocates 85% of expenses to programs and services. This is in line with the average of 89% for health charities in United States. Its revenue is significantly above the peer average of $41M. 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.

According to GiveRadar's records, Mayo Clinic Group Return is registered with the Internal Revenue Service (IRS) and overseen by the IRS. It reports that 85% of expenses go to programs (the peer average is 89%). GiveRadar provides data for research and does not endorse any organization. A GiveRadar Integrity Assessment reflects how much public data is available, not whether an organization is safe to donate to, so it is always smart to do your own research before giving.

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: It allocates 85% of expenses to programs, in line with the peer average of 89%. Its annual revenue of $14.9B is well above the peer average of $41M.

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.

Annual revenue
$1B+
85% 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.

Staff & volunteers

From filings and published profiles

Employees
65,470

Leadership

From FY2024 filing

DE
Dennis E D•••••
CFO

Officers & trustees (25)

Source: Public filings

See full names, roles, and stories

25 officers and trustees on file - free with a GiveRadar account.

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Latest news

From global news sources

1 article found

From news sources and the organization. Shown for transparency; news never affects the integrity score.

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
IRS/ProPublica
Form filed
$11182.5M revenue
FY2018
IRS/ProPublica
Form filed
$11054.4M revenue
FY2017
IRS/ProPublica
Form filed
$9524.4M revenue
FY2016
IRS/ProPublica

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Cause areas in United States

How many charities work in each area, with this charity's area highlighted.

Human Services 322,679
Education 195,586
Arts & Culture 133,128
Advocacy & Civil Rights 128,026
Religion 114,636
Health this charity 98,862
Community Development 56,086
Youth Development 53,450
See all cause areas in United States

Most common causes in United States

Causes charities work on most, with this charity's causes ticked.

Community Development 235,146
Education 159,016
Religion 103,741
Arts & Culture 101,203
Human Rights 76,926
Health 65,250
Youth Development 47,775
Animal Welfare 32,425

Sources and verification

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
Jun 6, 2026
Registry checked
Jun 6, 2026
Profile completeness
100%

What we know and don't know

Exactly which public data we hold on this charity. Our score reflects transparency, not impact.

On record · 9
  • Financial data · FY2024 on record
  • Named leadership · 1281 officers on file
  • Executive pay · Disclosed
  • Government registration · Registered with an official registry
  • Mission statement · Published
  • Official website · On record
  • Headquarters address · On file
  • Direct contact · Email or phone published
  • Tax-deductibility · Verified
Not available · 2
  • Programs & activities
    No named programs listed by the charity
  • Founding date
    Year founded not on file

Methodology

GiveRadar builds each profile primarily from official government charity registries, supplemented where available by third-party nonprofit databases and news archives, and combines it into a single 0-100 integrity assessment. The exact sources for this charity are listed above. We don't take a cut of any donation, ever.

Read full methodology

Are you the owner or a board member?

If you represent this organization and want to correct or update its data, you can claim this listing to edit details yourself, or email [email protected] with the correct information. We review every request and respond within 30 days.

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, MN, United States.
What is Mayo Clinic Group Return's annual budget?
Annual revenue for fiscal year 2024 is approximately $1B+. 85% of expenses go to program services.
Is Mayo Clinic Group Return trustworthy?
Mayo Clinic Group Return has a GiveRadar Integrity Assessment of 74 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