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Rheumatology

Muhammad Zaheer, MD

Works at hospitals in O Fallon, IL · Bridgeton, MO · Saint Louis, MO · Illinois, Missouri

Summary

Muhammad Zaheer, MD (Rheumatology) is listed by Medicare at 3 hospitals in O Fallon, IL, Bridgeton, MO and Saint Louis, MO. NPI 1356725832. Medicare data says the clinician accepts Medicare assignment. Source: CMS Facility Affiliation Data, updated 2026-10-02.

From official Medicare data

This page shows what Medicare's official clinician data says about Muhammad Zaheer, joined by NPI number (data updated 2026-10-02). It is not a recommendation or a rating. Call the office or hospital to confirm before you go.

In a medical emergency, call 911.

At a glance

RheumatologyPrimary specialty
YesAccepts Medicare assignment
17Years since medical school (graduated 2009)
MaleGender (as listed)
SSM Health Care GroupGroup practice

Quick answers

Which hospitals does Muhammad Zaheer work at?
Medicare's official clinician data lists Muhammad Zaheer at 3 hospitals: HSHS St Elizabeth's Hospital, SSM Health Depaul Hospital St Louis and SSM Health Saint Louis University Hospital. This is where the clinician works or has privileges; call the hospital to confirm.
Where does Muhammad Zaheer see patients?
Medicare's clinician data lists 3 practice locations, including Saint Louis, MO. Call before your visit to confirm the address.
What is Muhammad Zaheer's specialty?
Medicare lists Rheumatology as the primary specialty.
Does Muhammad Zaheer accept Medicare assignment?
Yes. Medicare's clinician data says Muhammad Zaheer accepts Medicare assignment (the Medicare-approved amount as full payment for covered services), as of 2026-10-02. Ask the office to confirm before your visit.
What is the phone number for Muhammad Zaheer?
(608) 280-4647, as listed in official Medicare / NPI Registry data.
What is Muhammad Zaheer's NPI number?
1356725832. The NPI (National Provider Identifier) is the clinician's permanent federal ID; you can look it up in the official NPI Registry.

Hospitals where Muhammad Zaheer works

Medicare's Facility Affiliation Data lists Muhammad Zaheer at these hospitals (updated 2026-10-02). Each hospital page shows its address, phone, emergency services, Medicare rating and all its clinicians.

Practice locations

Addresses where Muhammad Zaheer is enrolled with Medicare (CMS data updated 2026-10-02).

Group practices

Medicare enrollment lists Muhammad Zaheer as a member of this group (CMS data updated 2026-10-02).

  • SSM Health Care Group940 clinicians in the group

Specialties

Find other Rheumatology doctors in Missouri →

Other rheumatologists in Saint Louis

Clinicians with the same Medicare primary specialty in Saint Louis, MO — not a recommendation.

All rheumatologists in Saint Louis →

Clinician information

CredentialMD
Graduation year2009
Gender (as listed)Male
Medicare assignmentAccepts (Medicare-approved amount as full payment)
NPI (National Provider Identifier)1356725832
CorrectionsReport an error or suggest an update →

Most corrections must be made at the source: clinicians update their NPI Registry record (NPPES) and their Medicare enrollment (PECOS); this page follows the next data release.

Sources

  1. Facility Affiliation Data — Centers for Medicare & Medicaid Services (CMS), data updated 2026-10-02, retrieved 2026-10-29
  2. National Downloadable File (Doctors and Clinicians) — CMS, data updated 2026-10-02, retrieved 2026-10-29
  3. NPI Registry — U.S. Department of Health and Human Services (NPPES), the clinician’s official record
  4. Medicare Care Compare — official Medicare tool to look up clinicians