NAICS 621999 — ALL OTHER MISCELLANEOUS AMBULATORY HEALTH CARE SERVICES
Federal contract awards classified under NAICS code 621999 (ALL OTHER MISCELLANEOUS AMBULATORY HEALTH CARE SERVICES) cover 228 unique federal contracts (255 total action records) from USASpending.gov. The top contractors, awarding agencies, and geographic concentration below are aggregated from the highest-value awards in this market — the right view for sizing competition and identifying incumbents.
Top Contractors in NAICS 621999
Largest recipients of federal contract dollars in this NAICS code (ranked by total obligated value). These are the incumbent competitors to know if you sell into this market.
| Contractor | Awards | Total Obligated |
|---|---|---|
| STG INTERNATIONAL, INC. | 2 | $659.9M |
| SERVEFED INC. | 4 | $87.3M |
| THE ARORA GROUP, INC. | 1 | $54.3M |
| CG SERVICES LLC | 1 | $43.9M |
| QTC MEDICAL SERVICES INC | 1 | $43.0M |
| INGENESIS INC | 1 | $37.6M |
| KADIAK LLC | 1 | $28.3M |
| LONGVIEW INTERNATIONAL TECHNOLOGY SOLUTIONS, INC. | 1 | $27.4M |
| CHENEGA HEALTHCARE SERVICES LLC | 1 | $19.9M |
| DESTINY MANAGEMENT SERVICES, LLC | 6 | $19.0M |
Top Awarding Agencies
Federal agencies that obligate the most spending in NAICS 621999. Click any agency to see its full contract portfolio, top contractors, and sub-agencies.
| Agency | Awards | Total Obligated |
|---|---|---|
| Department of Homeland Security | 16 | $792.5M |
| Department of Health and Human Services | 37 | $236.7M |
| Department of Defense | 55 | $88.8M |
| General Services Administration | 1 | $43.9M |
| Department of Veterans Affairs | 59 | $39.6M |
| Department of Energy | 6 | $22.3M |
| Department of Transportation | 3 | $13.6M |
| National Aeronautics and Space Administration | 3 | $13.1M |
| Department of Justice | 23 | $5.2M |
| Department of the Interior | 7 | $1.8M |
Geographic Concentration
States where NAICS 621999 contract work is performed, ranked by total obligated value. Useful for sizing the local market and identifying state-level competitors.
| State | Awards | Total Obligated |
|---|---|---|
| VA | 22 | $715.4M |
| MD | 9 | $159.6M |
| TX | 14 | $59.6M |
| LA | 2 | $54.3M |
| PA | 6 | $45.3M |
| FL | 9 | $33.2M |
| CO | 10 | $30.5M |
| GA | 2 | $29.0M |
| NM | 5 | $22.2M |
| DC | 11 | $16.4M |
Most Recent Awards
DT-TRAK CONSULTING, INC.
PURCHASE ORDER FOR LABORATORY TECHNOLOGIST SERVICES
DT-TRAK CONSULTING, INC.
PURCHASE ORDER FOR LABORATORY TECHNOLOGIST SERVICES
QTC MEDICAL SERVICES INC
TAS::75 4552 001::TAS PRIVATE PROVIDER NETWORK OF MEDICAL SERVICES
HEALTHTRONICS STONE SOLUTIONS, LLC
EXTRACORPOREAL SHOCKWAVE LITHOTRIPSY (ESWL) TREATMENT LEASE SERVICE
PEMBROOKE OCCUPATIONAL HEALTH, INC.
MISSION CRITICAL - EXECUTING COURT ORDERS AND ARREST WARRANTS FY26 HRD DRUG AND ALCOHOL LAB COLLECTION (DOI TO)
All Unique Contracts in NAICS 621999
Showing 228 unique contracts (one entry per PIID, deduped from modifications) sorted by total dollars obligated.
LOVELL GOVERNMENT SERVICES INC.
CARDIAC EVENT MONITORING
AVEL ECARE LLC
AVEL ECARE, LLC
QUEST DIAGNOSTICS CLINICAL LABORATORIES, INC.
MISSION CRITICAL - EXECUTING COURT ORDERS AND ARREST WARRANTS FY26 HRD DRUG AND ALCOHOL LAB TESTING (DOI TO)
LOVELL GOVERNMENT SERVICES INC.
CARDIAC EVENT MONITORING
PRECISION MONITORING LLC
VISN 12 CARDIAC MONITORING SERVICES
RD STAFFCO INC.
A CONTRACTOR IS NEEDED TO PROVIDE HEARING TESTS AND THEIR RESULTS FOR THE MAT SINKING UNIT PRIOR TO MOBILIZATION IN AUGUST 2024
FORTEC MEDICAL INC
OPTION YEAR 4- ULTRASOUND EQUIPMENT AND TECHNICIAN TO PROVIDE LAPAROSCOPIC PROCEDURES WITH DAVINCI SI ROBOT.
FORTEC MEDICAL INC
OPTION YEAR 3- ULTRASOUND EQUIPMENT AND TECHNICIAN TO PROVIDE LAPAROSCOPIC PROCEDURES WITH DAVINCI SI ROBOT.
PICC US VASCULAR ACCESS SPECIALISTS LLC
TASK ORDER
PEMBROOKE OCCUPATIONAL HEALTH, INC.
PEMBROOKE DFW OPTION YEAR 2 FY25-FY26 COMPREHENSIVE DRUG AND ALCOHOL LAB COLLECTIONS SERVICES
EXAMINETICS INC
R10 NATIONAL FOREST EMPLOYEE AUDIOGRAM TESTING
MOUNTAIN MEDICS INC
MODOC SCBA PHYSICALS/FIT TESTING/SPIROMETRY
ROUND VALLEY INDIAN HEALTH CENTER, INC.
REQUIRED PHYSICALS AND FIT TEST FOR THE WESTSIDE FIREFIGHTING PERSONNEL. NEEDED ANNUALLY FOR FIRE ENGINE RESPONDERS.
NEXTMED LASER, LLC
EXTRACORPOREAL SHOCK WAVE LITHOTRIPSY (ESWL) SERVICES- 1ST ORDERING PERIOD
BERACAH HEALTHCARE SOLUTIONS, LLC
DURABLE MEDICAL EQUIPMENT EVALUATION SERVICES
MINUTEMAN EMS LLC
O24, LAKE CREEK, IDSTF000300, MESU, MEDICAL SUPPORT UNIT;
IMA EVALUATIONS, LLC
02/19/2026, INITIAL ORDER IS ISSUED TO OBLIGATE FUNDING.
QUEST DIAGNOSTICS CLINICAL LABORATORIES, INC.
TASK ORDER FOR DRUG LABORATORY TESTS.
MISCELLANEOUS FOREIGN AWARDEES
LN HEALTH EXAMINATIONS
PEMBROOKE OCCUPATIONAL HEALTH, INC.
TASK ORDER FOR DRUG COLLECTION.
FOUR WINDS STAFFING LLC
RN SERVICES FOR THE OKLAHOMA AREA
PEMBROOKE OCCUPATIONAL HEALTH, INC.
DOI DRUG AND ALCOHOL COLLECTIONS REQUIREMENT
MEDTRONIC CARE MANAGEMENT SERVICES, LLC
REMOTE PATIENT MONITORING FOR VETERAN HOME TELEHEALTH
FORENSIC DRUG & ALCOHOL TESTING LLC
U.S. DEPARTMENT OF TRANSPORTATION (DOT) HAS A REQUIREMENT FOR A CONTRACTOR TO PROVIDE DRUG COLLECTIONS AND BREATH ALCOHOL TESTING SERVICES FOR ALL OPERATING ADMINISTRATIONS WITHIN THE DOT.
MISCELLANEOUS FOREIGN AWARDEES
BPA FOR MEDICAL SERVICES FOR DRIVER CERTIFICATION(BAUTISTA)