Steward Pet Imaging
Steward Pet Imaging holds 11 active organization NPIs in the federal registry, with practice locations in 11 Massachusetts cities. All list mobile radiology clinic/center as their primary taxonomy; each location can bill under its own NPI.
Search the organization with your city to find the NPI for the location you visit or bill.
Find a location's NPIAyer has the most NPIs, 1
Source: CMS NPPES monthly file of Aug 9, 2026, organization NPIs by practice city.
Most NPIs were issued in 2008 and 2010
Source: CMS NPPES, enumeration dates.
9 NPIs were issued in 2008 alone, more than in any other year; none in 2 of the years between.
Ayer locations
The city with the most Steward Pet Imaging NPIs. The full list of all 11 follows.
| NPI | Location | Primary taxonomy | Issued |
|---|---|---|---|
| 1992076632 | 200 GROTON RD, Ayer | Mobile Radiology Clinic/Center | Jan 25, 2012 |
All 11 locations, by city
| NPI | Location | Primary taxonomy | Issued |
|---|---|---|---|
| 1992076632 | 200 GROTON RD, Ayer | Mobile Radiology Clinic/Center | Jan 25, 2012 |
| 1841447927 | 735 CAMBRIDGE ST, Brighton | Mobile Radiology Clinic/Center | Aug 20, 2008 |
| 1679720379 | 235 NORTH PEARL STREET, Brockton | Mobile Radiology Clinic/Center | Aug 25, 2008 |
| 1821310368 | 535 FAUNCE CORNER RD, Dartmouth | Mobile Radiology Clinic/Center | Feb 25, 2010 |
| 1578710653 | 2100 DORCHESTER AVE, Dorchester Center | Mobile Radiology Clinic/Center | Aug 20, 2008 |
| 1447408638 | 795 MIDDLE ST, Fall River | Mobile Radiology Clinic/Center | Sep 3, 2008 |
| 1750538831 | 70 WALNUT ST, Foxboro | Mobile Radiology Clinic/Center | Aug 20, 2008 |
| 1356599542 | 575 BEECH ST, Holyoke | Mobile Radiology Clinic/Center | Sep 3, 2008 |
| 1669629747 | 199 REEDSDALE RD, Milton | Mobile Radiology Clinic/Center | Aug 20, 2008 |
| 1841450004 | 30 LOCUST STREET COOLEY DICKINSON HOSPITAL, Northampton | Mobile Radiology Clinic/Center | Jun 11, 2008 |
| 1164682282 | 115 W SILVER ST NOBLE HOSPITAL, Westfield | Mobile Radiology Clinic/Center | Jun 12, 2008 |
Checking an organization
- Match the NPI to the exact location you will visit or bill; each location can have its own.
- Confirm the business entity with the secretary of state.
- Check the HHS-OIG exclusion list for the organization and its owners.
- Verify each clinician you will see on their own record and with the state license search.
Common questions
Why does Steward Pet Imaging have 11 NPIs?
An organization may obtain more than one Type 2 NPI, for example for separate locations or units that bill on their own. Steward Pet Imaging's NPIs list practice locations in 11 cities.
Is an organization NPI a license?
No. An NPI identifies who bills. Facilities and the clinicians who work there are licensed separately by the state.
Source: CMS National Plan and Provider Enumeration System (NPPES), monthly file of Aug 9, 2026 (NPPES files on CMS.gov). An NPI identifies who bills; it is not a license.