NPPES file of Aug 9, 2026

Ahmad W. Mohammadi, DO

Internal Medicine Physician · Saint Louis, MO

Ahmad W. Mohammadi, DO is an internal medicine physician with a practice address in Saint Louis, Missouri, and NPI 1124687264, issued on Jun 12, 2019. Check the license (Missouri 2025036494, 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 2023 and 2024 · method · Verify with CMS →

NPPES recordNPPES file of Aug 9, 2026
1124687264
Name
Ahmad W. Mohammadi
Credential
DO
Primary taxonomy
Internal Medicine Physician 207R00000X
License number
2025036494 MO
Self-reported in NPPES; status is on the state search
Practice location
615 S New Ballas RD, Saint Louis, MO 63141
Phone
(314) 251-6339
Enumerated
Jun 12, 2019
Record last updated
Oct 8, 2025
Fax
(314) 251-4564
Medicare enrollment
Enrolled (PECOS I20220913001796); accepts Medicare assignment
Medical or professional school
Lincoln Mem Univ, Debusk Col Of Osteopathic Med, 2019
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 615 S New Ballas RD

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

  1. Hajira Abbasi, DOInternal Medicine Physician1194036947
  2. Wael Abduljaber, MDInternal Medicine Physician1174101489
  3. Frederick Abele, M.D.Anesthesiology Physician1346245354
  4. Jane Abele, CRNACertified Registered Nurse Anesthetist1578564647
  5. Joy Abu-Shanab, PHARM. D, BCPSPharmacotherapy Pharmacist1568532216
  6. Yaseen Adam, MDHospitalist Physician1932278587

Verify Ahmad W. Mohammadi 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 2025036494
    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.

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

299 Medicare Part D claims for 138 beneficiaries, against an average of 3,176 among the 108,855 providers of this specialty who prescribed in Part D. 17 claims were for opioids.

  1. Ahmad Mohammadi299
  2. Specialty average3,176

Most prescribed

  1. Pantoprazole Sodium19 claims
  2. Furosemide18 claims
  3. Prednisone12 claims
  4. Amoxicillin-Clavulanate Potass11 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.

The practice group's MIPS final score for 2023 (Medicare payment program): 83 of 100

The Merit-based Incentive Payment System score is reported for the practice group, not for one clinician alone. Four categories are weighted into the final score; the average among 454,083 clinicians with a measured score was 83.5.

  1. Qualityout of 100 · 30% of the final score80.5
  2. Costout of 100 · 30%72.2
  3. Promoting interoperabilityout of 100 · 25%89.0
  4. Improvement activities40 of 40 points · 15%100.0

Source: CMS Quality Payment Program, MIPS performance year 2023, group reporting; category weights for 2023 (qpp.cms.gov).

Bills Medicare through 2 group practices

  1. Lexington Health IncWest Columbia, SC
  2. Mercy Clinic Adult Hospitalists - St. Louis, LLCSaint Louis, MO

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

Ahmad W. Mohammadi among 2,604 internal medicine physician records in Missouri

Ahmad W. Mohammadi, DO is one of 2,604 internal medicine physician records with a practice address in Missouri. 77% of them appear in a Medicare file (Part D prescribing, MIPS, Open Payments or Medicare group billing); this one does. Its NPI, issued in 2019, is newer than 72% of them.

  • NPI issued2019 · 72% of these records are older, 25% newer
  • In a Medicare fileYes · 77% of these records are
  • In the CMS Doctors and Clinicians fileYes · 55% of these records are
  • Graduated2019 · median 2006 among the 1,443 with a school on file
  • Record last updated2025 · 48% of these records were not updated in five years or more

Source: CMS NPPES, file of Aug 9, 2026, every record with primary taxonomy 207R00000X and a Missouri practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).

941 internal medicine physician records list a practice address in Saint Louis

They are 941 of the 27,605 NPPES records with a practice address in Saint Louis, and 2,604 internal medicine physician records in Missouri.

The 8 internal medicine physician records with the nearest ZIP codes

  1. Daniel Bauer, MDSaint Louis, MO 631411144222506
  2. Michele Bellamy, MDCreve Coeur, MO 631411134194863
  3. Shobha Dixit, MDSaint Louis, MO 631411902871650
  4. Carolyn Koenig, MDSaint Louis, MO 631411063488278
  5. Bernard McGuire, M.D.Saint Louis, MO 631411942274030
  6. Angela Miller, M.D.Saint Louis, MO 631411184605883
  7. C Molden, MDSaint Louis, MO 631411720086747
  8. Margaret Murphy, M.D.Saint Louis, MO 631411043285745

Common questions

What is Ahmad W. Mohammadi, DO's NPI number?

Ahmad W. Mohammadi, DO's National Provider Identifier (NPI) is 1124687264, issued on Jun 12, 2019. An NPI identifies a provider in billing; it is not a license.

Where is Ahmad W. Mohammadi, DO located?

The NPPES record lists a practice address at 615 S New Ballas RD, Saint Louis, MO, 63141. Phone: (314) 251-6339. Providers update this record themselves, so call before visiting.

How can I verify Ahmad W. Mohammadi, DO's license?

NPPES lists Missouri license number 2025036494, 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 Ahmad W. Mohammadi, DO prescribe under Medicare Part D?

In 2024, Ahmad W. Mohammadi, DO had 299 Medicare Part D claims for 138 beneficiaries; the average among internal medicine physician prescribers was 3,176. Part D covers Medicare prescriptions only.

What is Ahmad W. Mohammadi, DO's MIPS final score?

The 2023 MIPS final score is 83 of 100, reported for the practice group. The average among 454,083 clinicians with a measured score was 83.5.

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.