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Hospitalist

Syed S. Ahmed, DO

Works at hospitals in Elmhurst, IL · Illinois

Summary

Dr. Syed S. Ahmed, DO is a hospitalist at 155 E Brush Hill Rd, Elmhurst, IL 60126. Phone: (331) 221-0096. Accepts Medicare assignment. NPI 1689311037. Source: CMS National Downloadable File, updated October 2, 2026; CMS Facility Affiliation Data, updated October 2, 2026.

  • Specialty: Hospitalist
  • Address: 155 E Brush Hill Rd, Elmhurst, IL 60126 · Directions (2 more locations)
  • Phone: (331) 221‑0096
  • Medicare: Accepts Medicare assignment
  • Hospital: Elmhurst Memorial Hospital
  • Group practice: Endeavor Health Medical Group
  • Medical school: graduated 2022 (4 years since medical school)
  • Gender (as listed): Male

From official Medicare data

This page shows what Medicare's official clinician data says about Syed S. Ahmed, 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 Syed S. Ahmed accept Medicare assignment?
Yes. Medicare's clinician data says Syed S. Ahmed 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 Syed S. Ahmed's NPI number?
1689311037. The NPI (National Provider Identifier) is the clinician's permanent federal ID; you can look it up in the official NPI Registry.

Hospitals where Syed S. Ahmed works

Medicare's Facility Affiliation Data lists Syed S. Ahmed 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.

  • Elmhurst Memorial HospitalElmhurst, IL · Acute Care Hospital · Medicare rating: 3 of 5 stars · Emergency services: listed by Medicare · CCN 140200

Practice locations

Addresses where Syed S. Ahmed is enrolled with Medicare (CMS data updated October 2, 2026).

Group practices

Medicare enrollment lists Syed S. Ahmed as a member of this group (CMS data updated October 2, 2026).

  • Endeavor Health Medical Group3,350 clinicians in the group

Specialties

Find other Hospitalist doctors in Illinois →

Other hospitalists in Elmhurst

Clinicians with the same Medicare primary specialty in Elmhurst, IL — not a recommendation.

All hospitalists in Elmhurst →

Other clinicians in Endeavor Health Medical Group

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

Clinician information

CredentialDO
Graduation year2022 (4 years since medical school)
Gender (as listed)Male
Medicare assignmentAccepts (Medicare-approved amount as full payment)
NPI (National Provider Identifier)1689311037
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