Top HHS diagnostic imaging centers contractors
In the 12 months ending Oct 5, 2026, the Department of Health and Human Services obligated $14.5M in net prime contract dollars under NAICS 621512, up 7.0% from $13.5M in the preceding 12 months. 31 prime contractors received positive obligations, and 10 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 621512
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 | Diagnostic Imaging Associates, Inc. | $4.6M | $3.0M | 27.7% | — |
| 2 | Vetmed Group LLC | $1.8M | $452K | 10.6% | ▲ 8 |
| 3 | White Mountain Radiology, P.L.L.C. | $1.7M | $1.5M | 10.1% | ▼ 1 |
| 4 | Advanced Imaging Management, LLC | $1.7M | $1.0M | 10.0% | ▼ 1 |
| 5 | All Valley Imaging, L.L.C | $964K | $881K | 5.8% | ▼ 1 |
| 6 | Valor Network, Inc. | $741K | $53K | 4.5% | ▲ 26 |
| 7 | MED-Share Inc | $723K | $856K | 4.3% | ▼ 2 |
| 8 | Northland Healthcare Alliance | $536K | $504K | 3.2% | ▲ 1 |
| 9 | DMS Imaging, Inc. | $495K | $527K | 3.0% | ▼ 1 |
| 10 | Kadaj Alliance L.L.C. | $457K | $0 | 2.8% | New |
| 11 | TSR Solutions LLC | $299K | $234K | 1.8% | ▲ 4 |
| 12 | Assured Imaging Womens Wellness of Southern Arizona LLC | $292K | $221K | 1.8% | ▲ 4 |
| 13 | Shared Medical Technology, LLC | $288K | $413K | 1.7% | ▼ 2 |
| 14 | Trinity Health | $286K | $160K | 1.7% | ▲ 6 |
| 15 | University of Wisconsin System | $279K | $818K | 1.7% | ▼ 9 |
What changed in the last 12 months
Contractors with the largest change in reported obligations versus the preceding 12 months.
Largest gains
- Diagnostic Imaging Associates, Inc.$3.0M → $4.6M (+$1.6M) · now #1
- Vetmed Group LLC$452K → $1.8M (+$1.3M) · now #2
- Valor Network, Inc.$53K → $741K (+$688K) · now #6
Largest declines
- DT-Trak Consulting, Inc.$0 → −$1.1M (−$1.1M) · no latest-period obligations
- Rapid Temps, LLC$732K → $142K (−$590K) · now #19
- University of Wisconsin System$818K → $279K (−$539K) · now #15
New to this market
3 contractors received their first obligations in this market (since FY2022) during the latest 12 months. The largest:
| Contractor | First obligation | Latest 12 mo |
|---|---|---|
| Kadaj Alliance L.L.C. | May 1, 2026 | $457K |
| Radiation Physics Consultants, Inc. | Aug 21, 2026 | $27K |
| Carson Staffing Solutions LLC | Mar 9, 2026 | $16K |
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 |
|---|---|---|---|
| Indian Health Service | $13.9M | $12.2M | Up $1.7M (14.0%) |
| Centers for Disease Control and Prevention | $500K | $1.1M | Down $606K (54.8%) |
| National Institutes of Health | $91K | $241K | Down $149K (62.0%) |
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 |
|---|---|---|---|
| 75H71226F28004 | Vetmed Group LLC BPA CALL - PIMC | $2.5M | Nov 13, 2026 |
| 75H70623C00016 | Northland Healthcare Alliance MOBILE MRI SERVICES, BASE+4OY, CRHC | $1.0M | Jan 31, 2027 |
| 75H70523C00006 | DMS Imaging, Inc. 2/15/2023 - 2/14/2024 - PERIOD OF PERFORMANCE BASE PLUS 4 OPTION YEARS PRICING IAW BID SCHEDULE | $1.5M | Feb 14, 2027 |
| 75H71124C00018 | Advanced Imaging Management, LLC MOBILE MRI SERVICES - CLINTON | $2.0M | Mar 31, 2027 |
| 75H71124P00277 | Advanced Imaging Management, LLC MOBILE MRI UNIT | $2.2M | Jun 30, 2027 |
| 75H71223C00012 | White Mountain Radiology, P.L.L.C. WRSU TELERADIOLOGY SERVICE | $4.8M | Jul 31, 2027 |
| 75H71225C00009 | All Valley Imaging, L.L.C NON-PERSONAL PROFESSIONAL ULTRASOUND TECHNOLOGIST SERVICES AT PIMC | $1.7M | Sep 20, 2027 |
Common questions
Who are the top HHS contractors for NAICS 621512?
In the latest 12 months, Diagnostic Imaging Associates, Inc. ($4.6M), Vetmed Group LLC ($1.8M), White Mountain Radiology, P.L.L.C. ($1.7M) received the most HHS obligations for diagnostic imaging centers.
How concentrated is this market?
The eight largest primes held 76.1% of positive obligations, and Diagnostic Imaging Associates, Inc. alone held 27.7%. 3 contractors won their first obligations in this market during the latest 12 months.
Are any large HHS NAICS 621512 contracts ending soon?
7 of the largest awards in this market reach their current end date in the next 18 months. The first is 75H71226F28004 (Vetmed Group LLC, $2.5M obligated), ending Nov 13, 2026. An end date is a research lead, not a confirmed recompete: options and extensions often move it.
Related markets
NAICS 621512 across all agencies
VA · NAICS 621512
$72.5MDoD · NAICS 621512
$15.6MFigures 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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