NAICS 621in62:Health Care and Social Assistance

Ambulatory Health Care Services

504 active contract opportunities

504

Active Opportunities

464

Posted Last 7 Days

30 days

Avg Response Window

Top Industries

  • Medical Laboratories98
  • Ambulance Services55
  • All Other Miscellaneous Ambulatory Health Care Services54
  • Offices of Physicians (except Mental Health Specialists)40
  • Offices of Physical, Occupational and Speech Therapists, and Audiologists36

Set-Aside Distribution

  • 272
  • Small Business96
  • No Set Aside52
  • SDVOSB51
  • Buy Indian9

Top Locations

  • NM56
  • AZ47
  • TX36
  • MD33
  • DC32

About NAICS621

The North American Industry Classification System (NAICS) code 621 covers ambulatory health care services. Federal agencies use NAICS codes to classify contracts by industry. Businesses should register their applicable NAICS codes in SAM.gov.

SAM.gov Registration →|Set-Aside Programs →

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NAICS 621420
Posted Apr 16, 2026
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Small Business (SB), Small Disadvantaged Business (SDB), Women-Owned Small Business (WOSB), SBA-certified HUBZone Small Business (HUBZone SB), Veteran-Owned Small Business (VOSB), SBA-certified Service-Disabled Veteran-Owned Small Business (SDVOSB)

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NAICS 621112
Posted Apr 16, 2026
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ENVIRONMENTAL PROTECTION AGENCY
CHICAGO, IL
NAICS 621111
Posted Mar 23, 2026

Non-Personal Professional RN Services at Hopi Health Care Center

HEALTH AND HUMAN SERVICES, DEPARTMENT OF
PHOENIX, AZ
NAICS 621399
Posted Mar 23, 2026
IEE

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VETERANS AFFAIRS, DEPARTMENT OF
MATHER, CA
NAICS 621498
Posted Mar 20, 2026
Due Apr 24, 2026
SDVOSB

Q531-HCR - Dialysis Industry Day

VETERANS AFFAIRS, DEPARTMENT OF
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NAICS 621492
Posted Mar 20, 2026
Due Apr 24, 2026

Q501-Anesthesiologist Physician On-Call Services

VETERANS AFFAIRS, DEPARTMENT OF
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NAICS 621111
Posted Mar 19, 2026
SDVOSB

436 HOME OXYGEN INTERIM BRIDGE JUSTIFICATION POSTING

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NAICS 621610
Posted Mar 18, 2026

Q522-VISN 9 Tele-Radiology Contract 1 YR 3/1/26-2/28/27 Sole Source Justification Attached

VETERANS AFFAIRS, DEPARTMENT OF
MURFREESBORO, TN
NAICS 621512
Posted Mar 18, 2026
SDVOSB

SOLICITATION NUMBER 385930 - "OCCUPATIONAL MEDICAL OPTIONS & CONSULTING SERVICES"

ENERGY, DEPARTMENT OF
Richland, WA
NAICS 621399
Posted Mar 18, 2026
Due Apr 23, 2026

NDARNG Medical Lab Testing Services - Bismarck, ND

DEPT OF DEFENSE
BISMARCK, ND
NAICS 621511
Posted Mar 17, 2026
No Set Aside

On-Site Hearing and Respirator Fit Testing

TRANSPORTATION, DEPARTMENT OF
MASSENA, NY
NAICS 621340
Posted Mar 17, 2026
Small Business

Rapid Extraction Module Support - REMS

AGRICULTURE, DEPARTMENT OF
BOISE, ID
NAICS 621910
Posted Mar 16, 2026
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Lab Testing Services - Off | Hospital of the University of PA Reference Lab | POP 03/13/26 - 03/12/31

VETERANS AFFAIRS, DEPARTMENT OF
PITTSBURGH, PA
NAICS 621511
Posted Mar 16, 2026
No Set Aside

ATLANTA VAMC - PIKE - COBB CBOCs CT IMAGING EQUIP & SERVICES

VETERANS AFFAIRS, DEPARTMENT OF
AUGUSTA, GA
NAICS 621512
Posted Mar 16, 2026
SDVOSB

6505-FY26: VISN 8 Whole Blood and Products

VETERANS AFFAIRS, DEPARTMENT OF
TAMPA, FL
NAICS 621991
Posted Mar 13, 2026

Q510-Order Period 2 | Lebanon VAMC | NeuroStar TMS Sessions

VETERANS AFFAIRS, DEPARTMENT OF
PITTSBURGH, PA
NAICS 621330
Posted Mar 13, 2026

North Carolina Army/Air National Guard Medical Laboratory Services BPA

DEPT OF DEFENSE
RALEIGH, NC
NAICS 621511
Posted Mar 13, 2026
No Set Aside

GR26 Ambulance Support - Indiana (MS)

DEPT OF DEFENSE
FORT MCCOY, WI
NAICS 621910
Posted Mar 12, 2026
Small Business

BASIC LIFE SUPPORT (BLS) EMERGENCY MEDICAL SERVICES (EMS)

DEPT OF DEFENSE
TOBYHANNA, PA
NAICS 621910
Posted Mar 12, 2026
No Set Aside
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