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Internal Medicine

Mahmoud Khairy, MD

Works at hospitals in Lansing, MI · Charlotte, MI · Saint Johns, MI · Michigan

Summary

Dr. Mahmoud Khairy, MD is an internal medicine doctor at 1215 E Michigan Ave, Lansing, MI 48912. Phone: (517) 364-1000. Accepts Medicare assignment. NPI 1134573181. Source: CMS National Downloadable File, updated October 2, 2026; CMS Facility Affiliation Data, updated October 2, 2026.

From official Medicare data

This page shows what Medicare's official clinician data says about Mahmoud Khairy, joined by NPI number (data updated October 2, 2026). It is not a recommendation or a rating. Call the office or hospital to confirm before you go.

In a medical emergency, call 911.

Quick answers

Does Mahmoud Khairy accept Medicare assignment?
Yes. Medicare's clinician data says Mahmoud Khairy accepts Medicare assignment (the Medicare-approved amount as full payment for covered services), as of October 2, 2026. Ask the office to confirm before your visit.
What is Mahmoud Khairy's NPI number?
1134573181. The NPI (National Provider Identifier) is the clinician's permanent federal ID; you can look it up in the official NPI Registry.

Hospitals where Mahmoud Khairy works

Medicare's Facility Affiliation Data lists Mahmoud Khairy at these hospitals (updated October 2, 2026). Each hospital page shows its address, phone, emergency services, Medicare rating and all its clinicians. Star rating and emergency services: Hospital General Information (CMS), data updated October 26, 2026.

Practice locations

Addresses where Mahmoud Khairy is enrolled with Medicare (CMS data updated October 2, 2026).

Group practices

Medicare enrollment lists Mahmoud Khairy as a member of this group (CMS data updated October 2, 2026).

  • Vituity - Michigan Hospitalists PC78 clinicians in the group

Specialties

Find other Internal Medicine doctors in Michigan →

Other internal medicine doctors in Lansing

Clinicians with the same Medicare primary specialty in Lansing, MI — not a recommendation.

All internal medicine doctors in Lansing →

Other clinicians in Vituity - Michigan Hospitalists PC

Medicare enrollment lists these clinicians in the same group practice — not a recommendation.

Clinician information

CredentialMD
Graduation year2009 (17 years since medical school)
Gender (as listed)Male
Medicare assignmentAccepts (Medicare-approved amount as full payment)
NPI (National Provider Identifier)1134573181
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 October 2, 2026, retrieved October 29, 2026
  2. Hospital General Information — CMS, data updated October 26, 2026, retrieved November 13, 2026
  3. National Downloadable File (Doctors and Clinicians) — CMS, data updated October 2, 2026, retrieved October 29, 2026
  4. NPI Registry — U.S. Department of Health and Human Services (NPPES), the clinician’s official record
  5. Medicare Care Compare — official Medicare tool to look up clinicians