NPPES file of Aug 9, 2026

Amir Mahmoud, MD

Hematology (Internal Medicine) Physician · Saint Louis, MO

Amir Mahmoud, MD is a hematology (internal medicine) physician with a practice address in Saint Louis, Missouri, and NPI 1619549078, issued on Jul 14, 2021. Check the license (Missouri 2025046820, as entered in NPPES) on the Missouri Board of Registration for the Healing Arts; 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
1619549078
Name
Amir Mahmoud
Credential
MD
Primary taxonomy
Hematology (Internal Medicine) Physician 207RH0000X
License number
2025046820 MO
Self-reported in NPPES; status is on the state search
Practice location
1 Barnes Jewish Hospital Plz, Saint Louis, MO 63110
Phone
(314) 362-7216
Enumerated
Jul 14, 2021
Record last updated
Jul 15, 2026
Fax
(314) 362-8813
Medicaid ID
200147217 MO
Entity
Type 1 · individual
Public record from CMS NPPES (open it on the CMS NPI Registry). A record is not a license: verify it with the state board.
Download card Updates feed

Also registered at 1 Barnes Jewish Hospital Plz

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

  1. Fizza Abbas, MDInternal Medicine Physician1588079230
  2. Catey Abbott, DOInternal Medicine Physician1699355347
  3. Ramzi Abboud, MDMedical Oncology Physician1649684200
  4. Amy Abdalla, MDRadiation Oncology Physician1932959954
  5. Heba Abdelal, MDAnatomic Pathology & Clinical Pathology Physician1033633383
  6. Ali Abdelhay, MDHospitalist Physician1619540606

Verify Amir Mahmoud in five checks

  1. 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
  2. 2LicenseActive license and public ordersMissouri Board of Registration for the Healing Arts
    Search for license 2025046820    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 Missouri 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.

65% fewer Medicare Part D claims than the average hematology (internal medicine) physician in 2024

172 Medicare Part D claims for 45 beneficiaries, against an average of 496 among the 1,036 providers of this specialty who prescribed in Part D.

  1. Amir Mahmoud172
  2. Specialty average496

Most prescribed

  1. Losartan Potassium13 claims
  2. Atorvastatin Calcium12 claims
  3. Lisinopril11 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.

Hematology (Internal Medicine) Physician providers in Missouri

There are 22 hematology (internal medicine) physician records in Missouri.

All 22 in Missouri → Every provider in Saint Louis →

Other hematology (internal medicine) physician records in Missouri

  1. Amber Afzal, MDSaint Louis, MO1831539808
  2. Helen Ajufo, MDSaint Louis, MO1497282115
  3. Vorachart Auethavekiat, MDSaint Louis, MO1003872615
  4. Joseph Bennett, MDKansas City, MO1720548183
  5. Morey Blinder, MDSaint Louis, MO1215953526
  6. Paul Gill, M.D.Springfield, MO1780927459
  7. Shaun Hanson, MDSaint Louis, MO1831464130
  8. Scot Hickman, MDSaint Louis, MO1114976818
  9. Gregory Longmore, MDSaint Louis, MO1912924473
  10. Elaine Majerus, MDSaint Louis, MO1326064544

Common questions

What is Amir Mahmoud, MD's NPI number?

Amir Mahmoud, MD's National Provider Identifier (NPI) is 1619549078, issued on Jul 14, 2021. An NPI identifies a provider in billing; it is not a license.

Where is Amir Mahmoud, MD located?

The NPPES record lists a practice address at 1 Barnes Jewish Hospital Plz, Saint Louis, MO, 63110. Phone: (314) 362-7216. Providers update this record themselves, so call before visiting.

How can I verify Amir Mahmoud, MD's license?

NPPES lists Missouri license number 2025046820, as entered by the provider. Search the Missouri Board of Registration for the Healing Arts at https://www.fsmb.org/contact-a-state-medical-board/. The NPPES record confirms identity only; the state search shows license status, expiration and public orders.

How much does Amir Mahmoud, MD prescribe under Medicare Part D?

In 2024, Amir Mahmoud, MD had 172 Medicare Part D claims for 45 beneficiaries; the average among hematology (internal medicine) physician prescribers was 496. 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.