NAICS Code 621498: All Other Outpatient Care Centers
National industry
SBA small business size standard: $25.5 million in average annual receipts
Definition
This U.S. industry comprises establishments with medical staff primarily engaged in providing general or specialized outpatient care (except family planning centers, outpatient mental health and substance abuse centers, HMO medical centers, kidney dialysis centers, and freestanding ambulatory surgical and emergency centers). Centers or clinics of health practitioners with different degrees from more than one industry practicing within the same establishment (e.g., Doctor of Medicine and Doctor of Dental Medicine) are included in this industry.
Government contracts for this service: PSC Q201 Managed Healthcare Services
Code facts
- Part of
-
-
62
-
621
-
6214
- 62149
-
6214
-
621
-
62
- Contract awards
- 125 In the last 12 months
- Contract obligations
- $520,047,679 In FY2025
NAICS codes and definitions come from the U.S. Census Bureau, size standards from the SBA and contract spending from SAM.gov/FPDS.
Business activities under NAICS 621498
- Biofeedback centers and clinics, outpatient
- Clinics/centers of health practitioners from more than one industry practicing within the same establishment
- Clinics/centers of health practitioners with multi-industry degrees
- Community health centers and clinics, outpatient
- Infusion therapy centers and clinics, outpatient
- Pain therapy centers and clinics, outpatient
- Sleep disorder centers and clinics, outpatient
Looking for another activity? Search the NAICS code lookup or browse business activities from A to Z.
Contract obligations by fiscal year
| Fiscal year | Obligated |
|---|---|
| FY2027 To date | $33,411,448 |
| FY2026 | $478,269,884 |
| FY2025 | $520,047,679 |
| FY2024 | $615,797,879 |
| FY2023 | $560,398,768 |
Top contractors by obligations
| Rank | Contractor | Obligated, FY2026–FY2027 | Share |
|---|---|---|---|
| 1 | Valor Healthcare Inc. | $149,346,486 | |
| 2 | STG International, Inc. | $56,068,929 | |
| 3 | Icahn School Of Medicine At Mount Sinai | $51,733,456 | |
| 4 | Primary Care Solutions Inc. | $41,178,300 | |
| 5 | Sterling Medical Associates, Inc. | $24,753,021 | |
| 6 | New York City Health And Hospitals Corporation | $16,955,078 | |
| 7 | Potomac Valor Healthcare 2, LLC | $16,261,952 | |
| 8 | City Of New York Fire Department | $14,855,971 | |
| 9 | Pact, Inc. | $12,117,368 | |
| 10 | Optumserve Health Services, Inc. | $10,804,453 |
See the full FY2025 ranking of NAICS 621498 contractors, by parent company.
Top funding agencies by obligations
| Rank | Agency | Obligated, FY2026–FY2027 | Share |
|---|---|---|---|
| 1 | Department of Veterans Affairs | $321,722,214 | |
| 2 | Department of Health and Human Services | $143,978,867 | |
| 3 | US Agency for International Development | $12,117,368 | |
| 4 | Defense Health Agency | $10,509,378 | |
| 5 | Department of State | $7,293,123 | |
| 6 | Department of the Interior | $5,378,515 | |
| 7 | Department of the Army | $4,920,394 | |
| 8 | Department of the Treasury | $1,718,528 | |
| 9 | Department of Justice | $1,276,020 | |
| 10 | Department of Transportation | $1,239,493 |
Top PSC codes by obligations
| Rank | PSC code | Obligated, FY2026–FY2027 | Share |
|---|---|---|---|
| 1 | Q201 Medical – Managed Healthcare | $440,858,872 | |
| 2 | Q999 Other Medical Services | $20,545,933 | |
| 3 |
R408 Program Management/ |
$12,117,368 | |
| 4 | Q402 Nursing Home, Long-Term & Adult Day Care Services | $10,815,012 | |
| 5 | Q403 Medical Evaluation and Screening Services | $8,324,426 | |
| 6 | R497 Personal Services Contracts | $7,426,746 | |
| 7 | Q533 Occupational & Public Health Services | $7,290,099 | |
| 8 | Q509 Family & Internal Medicine Services | $2,103,608 | |
| 9 | R424 Expert Witness | $1,239,493 | |
| 10 | Q401 Nursing | $648,467 |
Contract obligations by state
| Rank | Place of performance | Obligated, last 12 months | Share |
|---|---|---|---|
| 1 | New York | $118,634,754 | |
| 2 | Texas | $49,530,014 | |
| 3 | Pennsylvania | $35,568,662 | |
| 4 | Mississippi | $25,831,072 | |
| 5 | Florida | $23,211,599 | |
| 6 | Virginia | $18,325,319 | |
| 7 | Tennessee | $18,065,681 | |
| 8 | California | $15,706,079 | |
| 9 | New Mexico | $11,647,489 | |
| 10 | Wisconsin | $11,244,278 | |
| 11 | Oklahoma | $9,683,644 | |
| 12 | Montana | $8,005,232 | |
| 13 | Arkansas | $6,361,192 | |
| 14 | South Dakota | $6,316,937 | |
| 15 | Louisiana | $6,170,339 | |
| 16 | New Jersey | $5,972,962 | |
| 17 | Arizona | $4,686,273 | |
| 18 | Colorado | $3,811,968 | |
| 19 | Nebraska | $2,706,831 | |
| 20 | District of Columbia | $2,649,441 | |
| 21 | North Dakota | $2,398,691 | |
| 22 | Idaho | $2,082,739 | |
| 23 | Utah | $1,982,478 | |
| 24 | Missouri | $1,605,946 | |
| 25 | Wyoming | $1,014,364 | |
| 26 | Illinois | $709,127 | |
| 27 | West Virginia | $557,511 | |
| 28 | Kansas | $493,090 | |
| 29 | Kentucky | $370,645 | |
| 30 | Oregon | $354,707 | |
| 31 | Indiana | $314,604 | |
| 32 | Hawaii | $120,193 | |
| 33 | Minnesota | $90,000 | |
| 34 | North Carolina | $50,000 | |
| 35 | Georgia | $7,383 | |
| 36 | Puerto Rico | $30 |
Show all 36
Shares are of everything obligated under NAICS 621498 in the last 12 months before deobligations, including work performed abroad or with no place of performance on record.
Contract opportunities
Show 39 more
Latest 49 of 1,827 listed here. See the rest on GovTribe.
Size standard history
Federal Register rules that named this code
Show all 11
Proposed size standard changes
| Proposed rule | Published | Comments |
|---|---|---|
| Small Business Size Standards: Monetary-Based Industry Size Standards | Closed Oct 21, 2025No final rule found |
From the NAICS codes each rule's amendments to 13 CFR 121.201 name. Rules that print their size standard tables as images aren't listed.
Quick answers
What is NAICS 621498?
NAICS 621498 is All Other Outpatient Care Centers, a national industry in NAICS 62, Health Care and Social Assistance.
What is the NAICS code for clinics/centers of health practitioners with multi-industry degrees?
The NAICS code for clinics/
What is the NAICS code for biofeedback centers and clinics, outpatient?
The NAICS code for biofeedback centers and clinics, outpatient is 621498, All Other Outpatient Care Centers.
What is the NAICS code for pain therapy centers and clinics, outpatient?
The NAICS code for pain therapy centers and clinics, outpatient is 621498, All Other Outpatient Care Centers.
When did the size standard for NAICS 621498 last change?
The most recent Federal Register rule on record that names NAICS 621498 in the SBA's size standards is "Small Business Size Standards: Adjustment of Monetary-Based Size Standards, Disadvantage Thresholds, and 8(a) Eligibility Thresholds for Inflation" (87 FR 69118), published Nov 17, 2022 and effective Dec 19, 2022.
How much do federal agencies spend under NAICS 621498?
Federal contracts under NAICS 621498 obligated $520,047,679 in fiscal year 2025 and $2,207,925,658 in fiscal years 2023 through 2027.
Who are the largest contractors under NAICS 621498?
The contractors with the most obligated under NAICS 621498 in fiscal years 2026 and 2027 are Valor Healthcare Inc. ($149,346,486); STG International, Inc. ($56,068,929); and Icahn School Of Medicine At Mount Sinai ($51,733,456).
Which agencies buy the most under NAICS 621498?
The agencies that obligated the most under NAICS 621498 in fiscal years 2026 and 2027 are Department of Veterans Affairs ($321,722,214), Department of Health and Human Services ($143,978,867) and US Agency for International Development ($12,117,368).
Which PSC codes are used with NAICS 621498?
The PSC codes with the most obligated under NAICS 621498 in fiscal years 2026 and 2027 are Q201 Medical – Managed Healthcare, Q999 Other Medical Services and R408 Program Management/
Where is the work under NAICS 621498 performed?
By place of performance, the states with the most contract obligations under NAICS 621498 over the last 12 months are New York ($118,634,754), Texas ($49,530,014) and Pennsylvania ($35,568,662).
What is the latest contract opportunity under NAICS 621498?
The latest contract opportunity under NAICS 621498 is Occupational Medicine and Audiology Services, solicitation from Air Force Sustainment Center (AFMC), posted November 6, 2026.
On GovTribe
See everything under NAICS 621498
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