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Tax-exempt organization

UNIVERSITY OF MARYLAND MEDICAL SYSTEM CORPORATION

UNIVERSITY OF MARYLAND MEDICAL SYSTEM CORPORATION's Employer Identification Number (EIN) is 52-1362793.

At a glance

EIN
52-1362793 · 521362793
Legal name
UNIVERSITY OF MARYLAND MEDICAL SYSTEM CORPORATION
Also filed as
DIMENSIONS HEALTH CORPORATION; UNIV OF MARYLAND MEDICAL SYSTEM CORPORATION
Address on file
900 ELKRIDGE LANDING RD 3W, LINTHICUM HEIGHTS, MD 21090-2924
Records show
Tax-exempt organization; employer with a benefit plan
Latest record
2026-09

Benefit plans

DOL Form 5500 filings (EFAST2) · records as of 2026-04-07

Benefit plan 6, 2024 filing
UNIVERSITY OF MARYLAND MEDICAL SYSTEM CORPORATION PENSION PLAN
Source: DOL 5500 · as of 2026-04-07
Participants (start of year)
4,684
Source: DOL 5500 · as of 2026-04-07
Plan features
Defined benefit (cash balance); Defined benefit (other); Plan sponsor is a member of an affiliated service group; Defined benefit (frozen)
Source: DOL 5500 · as of 2026-04-07
Plan type
Multiple-employer plan
Source: DOL 5500 · as of 2026-04-07
Business code (NAICS)
622000
Source: DOL 5500 · as of 2026-04-07
Benefit plan 12, 2024 filing
UNIVERSITY OF MARYLAND MEDICAL CENTER MIDTOWN CAMPUS 401(K) PROFIT SHARING PLAN FOR UNION EMPLOYEES
Source: DOL 5500 · as of 2026-03-25

IRS exempt organization record

IRS Exempt Organizations Business Master File · records as of 2026-09

Tax-exempt status
501(c)(3) charitable, religious, educational
Source: IRS · as of 2026-09
Deductibility
Contributions are deductible
Source: IRS · as of 2026-09
Foundation classification
Organization operated for a government unit
Source: IRS · as of 2026-09
IRS ruling date
1984-06
Source: IRS · as of 2026-09
NTEE code
E220
Source: IRS · as of 2026-09
Latest tax period on file
2025-06
Source: IRS · as of 2026-09
Revenue (latest 990)
$2,527,227,702
Source: IRS · as of 2026-09
Assets (latest 990)
$5,251,913,739
Source: IRS · as of 2026-09

What this record is

Public filings that carry this EIN (DOL Form 5500 filings (EFAST2), DOL Form 5500-SF filings (EFAST2) and IRS Exempt Organizations Business Master File), shown as filed. Nothing is scraped from the IRS, and a public-record match is not IRS TIN validation.

What it is not

Registry status, formation date, and registered agent come from the Maryland State Department of Assessments and Taxation (SDAT), Business Services Division, Business Charter Unit; see the Maryland business entity search.

If something is wrong

A name, address, or classification here is what the source published. To correct the source, file with it; to have this page removed, see corrections and removal.

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