Top HHS all other outpatient care centers contractors
In the 12 months ending Oct 5, 2026, the Department of Health and Human Services obligated $115.5M in net prime contract dollars under NAICS 621498, down 10.2% from $128.6M in the preceding 12 months. 21 prime contractors received positive obligations, and 6 of them accounted for 80% of that spend.
Prime contracts funded by the Department of Health and Human Services. Latest 12 months: Oct 6, 2025 to Oct 5, 2026. Source: USAspending.gov.
Obligations by fiscal year
Net prime contract obligations by federal fiscal year (October to September).
Top HHS contractors for NAICS 621498
Ranked by positive obligations in the latest 12 months. Share is of all positive obligations in this market.
| # | Contractor | Latest 12 mo | Prior 12 mo | Share | Rank change |
|---|---|---|---|---|---|
| 1 | Icahn School of Medicine at Mount Sinai | $51.7M | $48.3M | 43.0% | — |
| 2 | New York City Health and Hospitals Corporation | $17.0M | $35.5M | 14.1% | — |
| 3 | Optumserve Health Services, Inc. | $10.8M | $13.8M | 9.0% | ▲ 2 |
| 4 | The Research Foundation for the State University of New York | $6.7M | $18.1M | 5.6% | — |
| 5 | Rutgers the State University of New Jersey | $6.2M | $10.8M | 5.1% | ▲ 1 |
| 6 | Northwell Health, Inc. | $3.9M | $3.8M | 3.3% | ▲ 1 |
| 7 | First Nations Community Health Source Inc | $3.7M | $3.7M | 3.1% | ▲ 1 |
| 8 | New York University | $2.6M | $3.4M | 2.1% | ▲ 1 |
| 9 | Nebraska Urban Indian Health Coalition, Inc. | $2.5M | $2.3M | 2.1% | ▲ 1 |
| 10 | Native Americans for Community Action, Inc. | $2.2M | $2.0M | 1.8% | ▲ 1 |
| 11 | South Dakota Urban Indian Health, Inc. (Sduih) | $2.1M | $2.0M | 1.8% | ▲ 2 |
| 12 | Denver Indian Health and Family Services, Inc. | $2.1M | $2.0M | 1.7% | — |
| 13 | Indian Family Health Clinic of Great Falls Inc | $1.8M | $1.7M | 1.5% | ▲ 1 |
| 14 | All Nations Health Center Inc | $1.8M | $1.6M | 1.5% | ▲ 1 |
| 15 | Nevada Urban Indians Inc. | $1.7M | $1.5M | 1.4% | ▲ 2 |
What changed in the last 12 months
Contractors with the largest change in reported obligations versus the preceding 12 months.
Largest gains
- Quest Diagnostics Incorporated−$50.0M → −$232K (+$49.7M) · no latest-period obligations
- Icahn School of Medicine at Mount Sinai$48.3M → $51.7M (+$3.4M) · now #1
- Nebraska Urban Indian Health Coalition, Inc.$2.3M → $2.5M (+$243K) · now #9
Largest declines
- City of New York Fire Department$24.7M → −$1.6M (−$26.3M) · no latest-period obligations
- New York City Health and Hospitals Corporation$35.5M → $17.0M (−$18.6M) · now #2
- The Research Foundation for the State University of New York$18.1M → $6.7M (−$11.4M) · now #4
New to this market
1 contractors received their first obligations in this market (since FY2022) during the latest 12 months. The largest:
| Contractor | First obligation | Latest 12 mo |
|---|---|---|
| Proaim Americas, LLC. | Oct 28, 2025 | $51K |
Where the money comes from
Funding sub-agencies within the Department of Health and Human Services, latest 12 months. The funding organization can differ from the office that runs the requirement.
| Funding sub-agency | Latest 12 mo | Prior 12 mo | Change |
|---|---|---|---|
| Centers for Disease Control and Prevention | $95.2M | $108.5M | Down $13.4M (12.3%) |
| Indian Health Service | $21.5M | $20.0M | Up $1.4M (7.2%) |
Potential recompetes
Large awards in this market whose current period of performance ends in the next 18 months. Treat these as research leads: options, extensions, and follow-on vehicles often change the timing.
| Award | Incumbent | Obligated | Current end |
|---|---|---|---|
| 75D30122C15520 | Northwell Health, Inc. WTCHP CLINICAL CENTER OF EXCELLENCE | $18.6M | Sep 28, 2027 |
| 75D30122C15516 | Icahn School of Medicine at Mount Sinai WTCHP CLINICAL CENTER OF EXCELLENCE | $186.2M | Sep 28, 2027 |
| 75D30122C15519 | New York University WTCHP CLINICAL CENTER OF EXCELLENCE | $15.5M | Sep 28, 2027 |
| 75D30125C20641 | New York City Health and Hospitals Corporation SERVICES TO PROVIDE A 9/11 SURVIVOR CLINICAL CENTER OF EXCELLENCE | $54.8M | Sep 28, 2027 |
| 75D30122C15522 | The Research Foundation for the State University of New York WTCHP CLINICAL CENTERS OF EXCELLENCE | $85.1M | Sep 28, 2027 |
| 75D30122C15523 | Rutgers the State University of New Jersey WTCHP CLINICAL CENTER OF EXCELLENCE | $30.2M | Sep 28, 2027 |
| 75H70925C00002 | Helena Indian Alliance COMPREHENSIVE HEALTH SERVICES FOR THE ELIGIBLE AMERICAN INDIAN AND ALASKA NATIVES, MISSOULA, MONTANA | $2.7M | Sep 30, 2027 |
| 75H70925C00001 | All Nations Health Center Inc URBAN CONTRACT: ALL NATIONS HEALTH CENTER | $3.0M | Sep 30, 2027 |
| 75H70925C00004 | Indian Family Health Clinic of Great Falls Inc URBAN CONTRACT: INDIAN FAMILY HEALTH CLINIC | $3.1M | Sep 30, 2027 |
| 75H70925C00003 | Butte Native Wellness Center, Inc. COMPREHENSIVE HEALTH SERVICES FOR THE ELIGIBLE AMERICAN INDIAN AND ALASKA NATIVES, MISSOULA, MONTANA. | $2.7M | Sep 30, 2027 |
Common questions
Who are the top HHS contractors for NAICS 621498?
In the latest 12 months, Icahn School of Medicine at Mount Sinai ($51.7M), New York City Health and Hospitals Corporation ($17.0M), Optumserve Health Services, Inc. ($10.8M) received the most HHS obligations for all other outpatient care centers.
How concentrated is this market?
The eight largest primes held 85.3% of positive obligations, and Icahn School of Medicine at Mount Sinai alone held 43.0%. 1 contractors won their first obligations in this market during the latest 12 months.
Are any large HHS NAICS 621498 contracts ending soon?
10 of the largest awards in this market reach their current end date in the next 18 months. The first is 75D30122C15520 (Northwell Health, Inc., $18.6M obligated), ending Sep 28, 2027. An end date is a research lead, not a confirmed recompete: options and extensions often move it.
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$5.4MFigures are net obligations on prime contracts (award types A–D) from USAspending.gov, grouped by funding agency and the NAICS code on each award. Net obligations include deobligations and corrections, so they can differ from positive-obligation totals. See methodology.
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