NPPES file of Aug 9, 2026

Thomas Henry McGreen, M.D.

Gastroenterology Physician · Cranston, RI

Thomas Henry McGreen, M.D. is a gastroenterology physician with a practice address in Cranston, Rhode Island, and NPI 1043205537, issued on Sep 12, 2005. Check the license (Rhode Island MD07567, as entered in NPPES) on the Rhode Island Board of Medical Licensure and Discipline; 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
1043205537
Name
Thomas Henry McGreen
Credential
M.D.
Primary taxonomy
Gastroenterology Physician 207RG0100X
License number
MD07567 RI
Self-reported in NPPES; status is on the state search
Practice location
1150 Reservoir Ave, Cranston, RI 02920
Phone
(401) 943-1300
Enumerated
Sep 12, 2005
Record last updated
Oct 15, 2025
Fax
(401) 946-8480
Medicaid ID
IM02288 RI
Medicare enrollment
Enrolled (PECOS I20101117001646); accepts Medicare assignment
Medical or professional school
New York Medical College, 1986
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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8 nearest gastroenterology physician records → All 96 in Rhode Island → Look up another NPI →

Also registered at 1150 Reservoir Ave

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

  1. Dawn BarbozaMassage Therapist1639341050
  2. Robert Bierwirth, M.D.Gastroenterology Physician1053517565
  3. James Bonner, M.D.Pediatrics Physician1083754717
  4. A. Child, ODOptometrist1366599441
  5. William Coscina, MDDiagnostic Radiology Physician1801886353
  6. Deirdre Couture, RNPAdult Health Nurse Practitioner1871645341

Verify Thomas Henry McGreen in five checks

  1. 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
  2. 2LicenseActive license and public ordersRhode Island Board of Medical Licensure and Discipline
    Search for license MD07567    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 Rhode Island 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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81% more Medicare Part D claims than the average gastroenterology physician in 2024

1,470 Medicare Part D claims for 329 beneficiaries, against an average of 811 among the 16,445 providers of this specialty who prescribed in Part D. Brand-name drugs were 11% of claims.

  1. Thomas McGreen1,470
  2. Specialty average811

Most prescribed

  1. Omeprazole407 claims
  2. Pantoprazole Sodium209 claims
  3. Famotidine170 claims
  4. Ursodiol39 claims
  5. Mesalamine Er37 claims
  6. Dicyclomine Hcl35 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.

Industry payments in 2024: $1,627.29

95 payments; by number, the most common kind was food and beverage; the largest payer was Abbvie Inc. The 13,350 providers of this specialty with any payment received $5,015.95 on average. Payments are reported by manufacturers, not by the provider, and are not a sign of wrongdoing.

  1. Thomas McGreen$1,627.29
  2. Specialty average$5,015.95

Source: CMS Open Payments, program year 2024 (openpaymentsdata.cms.gov); average among providers of this specialty with at least one payment.

Bills Medicare through 2 group practices

  1. Internal Medicine Associates IncCranston, RI
  2. University Gastroenterology, LLCCranston, RI

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

Thomas Henry McGreen among 96 gastroenterology physician records in Rhode Island

Thomas Henry McGreen, M.D. is one of 96 gastroenterology physician records with a practice address in Rhode Island. 82% 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, 81% newer
  • In a Medicare fileYes · 82% of these records are
  • In the CMS Doctors and Clinicians fileYes · 69% of these records are
  • Graduated1986 · median 1997 among the 66 with a school on file
  • Record last updated2025 · 51% of these records were not updated in five years or more

Source: CMS NPPES, file of Aug 9, 2026, every record with primary taxonomy 207RG0100X and a Rhode Island practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).

Gastroenterology Physician providers in Rhode Island

There are 96 gastroenterology physician records in Rhode Island.

All 96 in Rhode Island → Every provider in Cranston → Gastroenterology Physician nationwide →

The 8 gastroenterology physician records with the nearest ZIP codes

  1. Robert Bierwirth, M.D.Cranston, RI 029201053517565
  2. Morris Elevado, M.D.Cranston, RI 029201417941105
  3. George Powers, M.D.Cranston, RI 029201255325932
  4. Paul Roderick, M.D.Cranston, RI 029201831183904
  5. Robert Wolfgang, D.O.Cranston, RI 029201871587550
  6. Colin Woodard, DOCranston, RI 029201760820591
  7. Vincent Vacca, MDJohnston, RI 029191407832595
  8. Apaar Dadlani, M.D.Riverside, RI 029151427611557

Common questions

What is Thomas Henry McGreen, M.D.'s NPI number?

Thomas Henry McGreen, M.D.'s National Provider Identifier (NPI) is 1043205537, issued on Sep 12, 2005. An NPI identifies a provider in billing; it is not a license.

Where is Thomas Henry McGreen, M.D. located?

The NPPES record lists a practice address at 1150 Reservoir Ave, Cranston, RI, 02920. Phone: (401) 943-1300. Providers update this record themselves, so call before visiting.

How can I verify Thomas Henry McGreen, M.D.'s license?

NPPES lists Rhode Island license number MD07567, as entered by the provider. Search the Rhode Island Board of Medical Licensure and Discipline at https://healthri.mylicense.com/Verification/. The NPPES record confirms identity only; the state search shows license status, expiration and public orders.

How much does Thomas Henry McGreen, M.D. prescribe under Medicare Part D?

In 2024, Thomas Henry McGreen, M.D. had 1,470 Medicare Part D claims for 329 beneficiaries; the average among gastroenterology physician prescribers was 811. 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.

Written with AI tools from the named public files; every figure is computed from those files (how it is made).

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.