NPPES file of Aug 9, 2026

Matthew C. Griffin, D.O.

Internal Medicine Physician · Ypsilanti, MI

Matthew C. Griffin, D.O. is an internal medicine physician with a practice address in Ypsilanti, Michigan, and NPI 1144649690, issued on Apr 14, 2014. Check the license (Michigan 5101021282, 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
1144649690
Name
Matthew C. Griffin
Credential
D.O.
Primary taxonomy
Internal Medicine Physician 207R00000X
License number
5101021282 MI
Self-reported in NPPES; status is on the state search
Practice location
5301 Mcauley Drive, Ypsilanti, MI 48197
Phone
(734) 712-8676
Enumerated
Apr 14, 2014
Record last updated
May 7, 2026
Fax
(855) 495-5457
Medicaid ID
1144649690 MI
Medicare enrollment
Enrolled (PECOS I20170719001593); accepts Medicare assignment
Medical or professional school
College Of Physicians And Surgeons (Iowa), 2014
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 5301 Mcauley Drive

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

  1. Wissam Alawi, PA-CPhysician Assistant1518676022
  2. Paul Glaza, CRNACertified Registered Nurse Anesthetist1114776101
  3. Lisa Upshur, CNPAcute Care Nurse Practitioner1083037493
  4. Ann Wilkie, M.D.Internal Medicine Physician1700049210

Verify Matthew C. Griffin 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 5101021282
    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.

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91% fewer Medicare Part D claims than the average internal medicine physician in 2024

284 Medicare Part D claims for 97 beneficiaries, against an average of 3,176 among the 108,855 providers of this specialty who prescribed in Part D. 11 claims were for opioids.

  1. Matthew Griffin284
  2. Specialty average3,176

Most prescribed

  1. Amiodarone Hcl48 claims
  2. Eliquis29 claims
  3. Prednisone22 claims
  4. Pantoprazole Sodium13 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: $110.01

4 payments; by number, the most common kind was food and beverage; the largest payer was Janssen Pharmaceuticals, Inc. The 50,334 providers of this specialty with any payment received $1,303.06 on average. Payments are reported by manufacturers, not by the provider, and are not a sign of wrongdoing.

  1. Matthew Griffin$110.01
  2. Specialty average$1,303.06

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

2 hospitals and group practices

  1. Capital Internal Medicine Associates P.C.Lansing, MI
  2. Eaton Rapids Medical CenterEaton Rapids, MI · Critical Access Hospitals

Source: CMS Doctors and Clinicians National Downloadable File (the group practices a clinician bills Medicare through); hospitals matched to CMS Hospital General Information (Care Compare) (data.cms.gov).

198 internal medicine physician records list a practice address in Ypsilanti

They are 198 of the 3,625 NPPES records with a practice address in Ypsilanti, and 5,735 internal medicine physician records in Michigan.

Other internal medicine physician records in Michigan

  1. Jamie Therese Abad, MDDetroit, MI1700573359
  2. Tomas Abalo, M.D.Iron Mountain, MI1336199975
  3. Ali Abbas, M.D.Pontiac, MI1972167526
  4. Sura Abbas, MDWarren, MI1801687405
  5. Ramzi Abbasi, MDSaginaw, MI1164270005
  6. Saadat Abbasi, MDKalamazoo, MI1912005596
  7. Shahzaman Abbasi, MDLansing, MI1376512111
  8. Youssef Abbiss, D.O.Mount Clemens, MI1982991881
  9. Valerie Abbott, MDSouthfield, MI1740289487
  10. Samer Abboud, MDSaginaw, MI1245804178

Common questions

What is Matthew C. Griffin, D.O.'s NPI number?

Matthew C. Griffin, D.O.'s National Provider Identifier (NPI) is 1144649690, issued on Apr 14, 2014. An NPI identifies a provider in billing; it is not a license.

Where is Matthew C. Griffin, D.O. located?

The NPPES record lists a practice address at 5301 Mcauley Drive, Ypsilanti, MI, 48197. Phone: (734) 712-8676. Providers update this record themselves, so call before visiting.

How can I verify Matthew C. Griffin, D.O.'s license?

NPPES lists Michigan license number 5101021282, 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 Matthew C. Griffin, D.O. prescribe under Medicare Part D?

In 2024, Matthew C. Griffin, D.O. had 284 Medicare Part D claims for 97 beneficiaries; the average among internal medicine physician prescribers was 3,176. 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.