NPPES file of Aug 9, 2026

Nafis Mostak Ahmed, DO

Internal Medicine Physician · Ypsilanti, MI

Nafis Mostak Ahmed, DO is an internal medicine physician with a practice address in Ypsilanti, Michigan, and NPI 1023637840, issued on Apr 11, 2020. Check the license (Michigan 5101027520, 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
1023637840
Name
Nafis Mostak Ahmed
Credential
DO
Primary taxonomy
Internal Medicine Physician 207R00000X
License number
5101027520 MI
Self-reported in NPPES; status is on the state search
Practice location
Iha Hospital Medicine Services, Ypsilanti, MI 48197
Phone
(734) 712-8676
Enumerated
Apr 11, 2020
Record last updated
Jul 26, 2023
Fax
(248) 551-9425
Medicare enrollment
Enrolled (PECOS I20230724000327); accepts Medicare assignment
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 Iha Hospital Medicine Services

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

  1. Joseph Abbo, MDHospitalist Physician1982136503
  2. Alexander Adams, MDInternal Medicine Physician1295135101
  3. Anna Adams, DOInternal Medicine Physician1306306329
  4. Titilola Adewusi, MDInternal Medicine Physician1922161843
  5. Mays Alatiyat, MDInternal Medicine Physician1497240006
  6. Adnan Aldurah, MDInternal Medicine Physician1811302227

Verify Nafis Mostak Ahmed 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 5101027520    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

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86% fewer Medicare Part D claims than the average internal medicine physician in 2024

440 Medicare Part D claims for 160 beneficiaries, against an average of 3,176 among the 108,855 providers of this specialty who prescribed in Part D. 20 claims were for opioids.

  1. Nafis Ahmed440
  2. Specialty average3,176

Most prescribed

  1. Atorvastatin Calcium28 claims
  2. Metoprolol Succinate22 claims
  3. Pantoprazole Sodium19 claims
  4. Furosemide17 claims
  5. Prednisone14 claims
  6. Losartan Potassium11 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. Iha Health Services CorporationYpsilanti, MI

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

All 198 in Ypsilanti → All 5,735 in Michigan → Every provider in Ypsilanti →

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 Nafis Mostak Ahmed, DO's NPI number?

Nafis Mostak Ahmed, DO's National Provider Identifier (NPI) is 1023637840, issued on Apr 11, 2020. An NPI identifies a provider in billing; it is not a license.

Where is Nafis Mostak Ahmed, DO located?

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

How can I verify Nafis Mostak Ahmed, DO's license?

NPPES lists Michigan license number 5101027520, 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 Nafis Mostak Ahmed, DO prescribe under Medicare Part D?

In 2024, Nafis Mostak Ahmed, DO had 440 Medicare Part D claims for 160 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.

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.