NPPES file of Aug 9, 2026

Thomas A. Groblewski, DO

Family Medicine Physician · Beverly, MA

Thomas A. Groblewski, DO is a family medicine physician with a practice address in Beverly, Massachusetts, and NPI 1265431134, issued on Jul 21, 2005. Check the license (Massachusetts 152176, as entered in NPPES) on the Massachusetts Board of Registration in Medicine; 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
1265431134
Name
Thomas A. Groblewski
Credential
DO
Primary taxonomy
Family Medicine Physician 207Q00000X
License number
152176 MA
Self-reported in NPPES; status is on the state search
Practice location
38 Hayes Ave, Beverly, MA 01915
Phone
(978) 969-2560
Enumerated
Jul 21, 2005
Record last updated
Nov 17, 2022
Medicaid ID
3203255 MA
Medicare enrollment
Enrolled (PECOS I20040107000094); accepts Medicare assignment
Medical or professional school
University Of New England, College Of Osteo Medicine, 1995
Telehealth
Offers telehealth (CMS)
Entity
Type 1 · individual
Public record from CMS NPPES (open it on the CMS NPI Registry). Enrollment, assignment, school and telehealth: CMS Doctors and Clinicians file, Aug 2026. A record is not a license: verify it with the state board.
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Also registered at 38 Hayes Ave

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

  1. Cynthia Bush, O.T.R/LPediatric Occupational Therapist1477921435

Verify Thomas A. Groblewski in five checks

  1. 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
  2. 2LicenseActive license and public ordersMassachusetts Board of Registration in Medicine
    Search for license 152176
    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
Open the Massachusetts license search

PlainDoctor does not match the HHS-OIG exclusion list to individual records: most entries carry no NPI. Search the OIG exclusion list by name.

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93% fewer Medicare Part D claims than the average family medicine physician in 2024

251 Medicare Part D claims for 37 beneficiaries, against an average of 3,544 among the 117,163 providers of this specialty who prescribed in Part D. Brand-name drugs were 19% of claims.

  1. Thomas Groblewski251
  2. Specialty average3,544

Most prescribed

  1. Buprenorphine-Naloxone181 claims
  2. Zubsolv30 claims
  3. Buprenorphine Hcl23 claims
  4. Suboxone17 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.

Bills Medicare through one group practice

  1. Belonging Medical Group PLLCWestborough, MA

Source: CMS Doctors and Clinicians National Downloadable File (the group practices a clinician bills Medicare through) (data.cms.gov).

Thomas A. Groblewski among 2,265 family medicine physician records in Massachusetts

Thomas A. Groblewski, DO is one of 2,265 family medicine physician records with a practice address in Massachusetts. 80% of them appear in a Medicare file (Part D prescribing, MIPS, Open Payments or Medicare group billing); this one does. Its NPI, issued in 2005, is newer than 0% of them.

  • NPI issued2005 · 0% of these records are older, 86% newer
  • In a Medicare fileYes · 80% of these records are
  • In the CMS Doctors and Clinicians fileYes · 68% of these records are
  • Graduated1995 · median 2006 among the 1,529 with a school on file
  • Record last updated2022 · 59% of these records were not updated in five years or more

Source: CMS NPPES, file of Aug 9, 2026, every record with primary taxonomy 207Q00000X and a Massachusetts practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).

22 family medicine physician records list a practice address in Beverly

They are 22 of the 2,169 NPPES records with a practice address in Beverly, and 2,265 family medicine physician records in Massachusetts.

The 8 family medicine physician records with the nearest ZIP codes

  1. Spencer Amesbury, M.D.Beverly, MA 019151235178328
  2. Susan Deluca, MDBeverly, MA 019151164581856
  3. Gail Ellis, MDBeverly, MA 019151376580563
  4. Helen Ireland, MDBeverly, MA 019151861415044
  5. Mavis Jaworski, MDBeverly, MA 019151154483931
  6. Elizabeth Maier, MDBeverly, MA 019151891808150
  7. Daniel McCullough, MDBeverly, MA 019151558397240
  8. Joseph Peppe, M.D.Beverly, MA 019151619941903

Common questions

What is Thomas A. Groblewski, DO's NPI number?

Thomas A. Groblewski, DO's National Provider Identifier (NPI) is 1265431134, issued on Jul 21, 2005. An NPI identifies a provider in billing; it is not a license.

Where is Thomas A. Groblewski, DO located?

The NPPES record lists a practice address at 38 Hayes Ave, Beverly, MA, 01915. Phone: (978) 969-2560. Providers update this record themselves, so call before visiting.

How can I verify Thomas A. Groblewski, DO's license?

NPPES lists Massachusetts license number 152176, as entered by the provider. Search the Massachusetts Board of Registration in Medicine at https://findmydoctor.mass.gov/. The NPPES record confirms identity only; the state search shows license status, expiration and public orders.

How much does Thomas A. Groblewski, DO prescribe under Medicare Part D?

In 2024, Thomas A. Groblewski, DO had 251 Medicare Part D claims for 37 beneficiaries; the average among family medicine physician prescribers was 3,544. 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.