NPPES file of Aug 9, 2026

Irvin J. Gastman, DO, PHD

Public Health & General Preventive Medicine Physician · Detroit, MI

Irvin J. Gastman, DO, PHD is a public health & general preventive medicine physician with a practice address in Detroit, Michigan, and NPI 1942263843, issued on Apr 11, 2006. Check the license (Michigan 5101007321, as entered in NPPES) on the Michigan Board of Medicine (LARA); 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
1942263843
Name
Irvin J. Gastman
Credential
DO, PHD
Primary taxonomy
Public Health & General Preventive Medicine Physician 2083P0901X
License numbers
5101007321 MI
IG007321 MI
Self-reported in NPPES; status is on the state search
Practice location
20901 W 7 Mile RD, Detroit, MI 48219
Phone
(313) 564-5510
Enumerated
Apr 11, 2006
Record last updated
Dec 16, 2025
Fax
(248) 336-9137
Medicaid ID
1293005 MI
Medicare enrollment
Enrolled (PECOS I20101105001192); accepts Medicare assignment
Medical or professional school
Michigan State University College Of Human Medicine, 1977
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.
Download card Updates feed

Also registered at 20901 W 7 Mile RD

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

  1. Kylee Ahlstedt, PA-CPhysician Assistant1275343238
  2. Henri Godbold, M.DGeriatric Medicine (Internal Medicine) Physician1407012834
  3. Rosilin Joseph, NPFamily Nurse Practitioner1518626902
  4. Meghasree YedamPhysician Assistant1285444554

Verify Irvin J. Gastman in five checks

  1. 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
  2. 2LicenseActive license and public ordersMichigan Board of Medicine (LARA)
    Search for license 5101007321
    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 Michigan 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.

Is this page about you? You can ask us to correct, restrict or remove it: how.

4.1 times the Medicare Part D claims of the average public health & general preventive medicine physician in 2024

3,339 Medicare Part D claims for 169 beneficiaries, against an average of 820 among the 336 providers of this specialty who prescribed in Part D. Brand-name drugs were 18% of claims.

  1. Irvin Gastman3,339
  2. Specialty average820

Most prescribed

  1. Atorvastatin Calcium195 claims
  2. Famotidine161 claims
  3. Chlorthalidone155 claims
  4. Amlodipine Besylate144 claims
  5. Rosuvastatin Calcium127 claims
  6. Metoprolol Succinate126 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: $1,583.20

64 payments; by number, the most common kind was food and beverage; the largest payer was Sumitomo Pharma America, Inc. The 181 providers of this specialty with any payment received $3,513.55 on average. Payments are reported by manufacturers, not by the provider, and are not a sign of wrongdoing.

  1. Irvin Gastman$1,583.20
  2. Specialty average$3,513.55

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

Bills Medicare through one group practice

  1. Exclusive Physicians PLLCDetroit, MI

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

Public Health & General Preventive Medicine Physician providers in Michigan

There are 44 public health & general preventive medicine physician records in Michigan.

Other public health & general preventive medicine physician records in Michigan

  1. Carolyn Bird, MD, MPHPontiac, MI1356422877
  2. Renee Boals-Peel, RMTGrand Blanc, MI1194067124
  3. Matthew Boulton, MD, MPHAnn Arbor, MI1497315477
  4. Margaret Byers, D.O.East Lansing, MI1811999048
  5. Dennis Chernin, M.D., M.P.H.Ann Arbor, MI1720177561
  6. Michela Corsi, MD, MPH, MABurton, MI1295295459
  7. Talat Danish, MD MPHMacomb, MI1740372895
  8. Janet Greenhut, MDAnn Arbor, MI1942474150
  9. David Ham, M.D.Detroit, MI1376862359
  10. Mohamad Hamdi, M.D. PHDRochester Hills, MI1134652209

Common questions

What is Irvin J. Gastman, DO, PHD's NPI number?

Irvin J. Gastman, DO, PHD's National Provider Identifier (NPI) is 1942263843, issued on Apr 11, 2006. An NPI identifies a provider in billing; it is not a license.

Where is Irvin J. Gastman, DO, PHD located?

The NPPES record lists a practice address at 20901 W 7 Mile RD, Detroit, MI, 48219. Phone: (313) 564-5510. Providers update this record themselves, so call before visiting.

How can I verify Irvin J. Gastman, DO, PHD's license?

NPPES lists Michigan license number 5101007321, as entered by the provider. Search the Michigan Board of Medicine (LARA) at https://aca-prod.accela.com/MILARA/GeneralProperty/PropertyLookUp.aspx?isLicensee=Y&TabName=APO. The NPPES record confirms identity only; the state search shows license status, expiration and public orders.

How much does Irvin J. Gastman, DO, PHD prescribe under Medicare Part D?

In 2024, Irvin J. Gastman, DO, PHD had 3,339 Medicare Part D claims for 169 beneficiaries; the average among public health & general preventive medicine physician prescribers was 820. 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.