NPPES file of Aug 9, 2026

Stephen Larose, PA-C

Medical Physician Assistant · Westboro, MA

Stephen Larose, PA-C is a medical physician assistant with a practice address in Westboro, Massachusetts, and NPI 1629099270, issued on Jul 21, 2006. Check the license (Massachusetts 864, as entered in NPPES) with the Massachusetts board that licenses this profession; the Medicare figures below come from public CMS files.

Record from CMS NPPES, file of Aug 9, 2026 · Medicare files 2024 · method · Verify with CMS →

NPPES recordNPPES file of Aug 9, 2026
1629099270
Name
Stephen Larose
Credential
PA-C
Primary taxonomy
Medical Physician Assistant 363AM0700X
License number
864 MA
Self-reported in NPPES; status is on the state search
Practice location
Westboro State Hospital, Westboro, MA 01581
Phone
(508) 616-2339
Enumerated
Jul 21, 2006
Record last updated
Jul 18, 2007 (not updated in 19 years: call before relying on the address or phone)
Entity
Type 1 · individual
Public record from CMS NPPES (open it on the CMS NPI Registry). A record is not a license: verify it with the state board.
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Also registered at Westboro State Hospital

A shared address usually means a shared clinic or building; it does not show who employs whom.

  1. John Kane, COTA,LOccupational Therapy Assistant1285784223
  2. Kiritkumar Patel, M.D.Psychiatry Physician1598856239
  3. Martin Proulx, COTA-LOccupational Therapy Assistant1316097959
  4. Melissa Vernon, COTA-LOccupational Therapy Assistant1295885846

Verify Stephen Larose in five checks

  1. 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
  2. 2LicenseActive license and public ordersWhich Massachusetts board licenses this profession
    Search for license 864
    Check the board
  3. 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
  4. 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
  5. 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
Find the Massachusetts license search

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99% fewer Medicare Part D claims than the average medical physician assistant in 2024

11 Medicare Part D claims, against an average of 1,148 among the 23,801 providers of this specialty who prescribed in Part D. Brand-name drugs were 0% of claims.

  1. Stephen Larose11
  2. Specialty average1,148

Most prescribed

  1. Atenolol11 claims

Source: CMS Medicare Part D Prescribers by Provider and Drug, 2024 (data.cms.gov). Part D covers prescriptions for Medicare patients only; drugs with fewer than 11 claims are not published.

1 medical physician assistant records list a practice address in Westboro

They are 1 of the 30 NPPES records with a practice address in Westboro, and 886 medical physician assistant records in Massachusetts.

Other medical physician assistant records in Massachusetts

  1. Matthew Abar, PAProvincetown, MA1760647812
  2. Jaime Abbiati, PA-CSpringfield, MA1396408076
  3. Ezra Acholonu, PASpringfield, MA1407221302
  4. Emily Adams, PA-CBelmont, MA1538509849
  5. Stephanie Adamski, PA-CHolyoke, MA1265833768
  6. Whitney Adrien Dadaille, PA-CPeabody, MA1114743358
  7. Godwin Aduba, PA-CEverett, MA1841449998
  8. John Ahern, PA-CBoston, MA1043682776
  9. Heather Aidala, PABoston, MA1356536874
  10. Sevilay Akcam, PA-CSpringfield, MA1730672023

Common questions

What is Stephen Larose, PA-C's NPI number?

Stephen Larose, PA-C's National Provider Identifier (NPI) is 1629099270, issued on Jul 21, 2006. An NPI identifies a provider in billing; it is not a license.

Where is Stephen Larose, PA-C located?

The NPPES record lists a practice address at Westboro State Hospital, Westboro, MA, 01581. Phone: (508) 616-2339. Providers update this record themselves, so call before visiting.

How can I verify Stephen Larose, PA-C's license?

NPPES lists Massachusetts license number 864, as entered by the provider. Search the Massachusetts board that licenses this profession; the NPPES record confirms identity only.

How much does Stephen Larose, PA-C prescribe under Medicare Part D?

In 2024, Stephen Larose, PA-C had 11 Medicare Part D claims; the average among medical physician assistant prescribers was 1,148. Part D covers Medicare prescriptions only.

Source: CMS National Plan and Provider Enumeration System (NPPES), file of Aug 9, 2026 (NPPES files on CMS.gov); NUCC Health Care Provider Taxonomy. Medicare files from data.cms.gov. An NPI identifies who bills; it is not a license.

Figures on PlainDoctor are read from the federal files each page names (CMS NPPES, Medicare Part D, MIPS, Open Payments; the HHS-OIG exclusion list only as counts) and from Census population estimates, with the file date shown beside them. See our editorial standards & corrections policy, the methodology behind these numbers, or report a data error. Data current as of Aug 9, 2026.