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Emergency Medicine

Thaer R. Ahmad, MD

Works at hospitals in Oak Lawn, IL · Illinois

Summary

Dr. Thaer R. Ahmad, MD is an emergency medicine doctor at 12251 S 80th Ave, Palos Heights, IL 60463. Phone: (708) 923-5800. Accepts Medicare assignment. In 2024, Thaer R. Ahmad had 141 Original Medicare patients and 150 services. NPI 1669888327. Source: CMS National Downloadable File, updated October 2, 2026; CMS Facility Affiliation Data, updated October 2, 2026; CMS Medicare Physician & Other Practitioners, data year 2024.

  • Specialty: Emergency medicine doctor (Medicare lists Emergency Medicine)
  • Address: 12251 S 80th Ave, Palos Heights, IL 60463 · Directions
  • Phone: (708) 923‑5800
  • Medicare: Accepts Medicare assignment
  • Hospital: Advocate Christ Hospital & Medical Center
  • Group practice: Emergency Medical Associates of Palos, Ltd.
  • Medical school: graduated 2014 (12 years since medical school)
  • Gender (as listed): Male

From official Medicare data

This page shows what Medicare's official clinician data says about Thaer R. Ahmad, 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 Thaer R. Ahmad accept Medicare assignment?
Yes. Medicare's clinician data says Thaer R. Ahmad 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.
How many Medicare patients does Thaer R. Ahmad see?
In 2024, CMS data shows 141 Original Medicare patients and 150 services for Thaer R. Ahmad. This counts Original Medicare only and measures volume, not quality.
What is Thaer R. Ahmad's NPI number?
1669888327. The NPI (National Provider Identifier) is the clinician's permanent federal ID; you can look it up in the official NPI Registry.

Medicare activity in 2024

Official CMS public-use data for Thaer R. Ahmad, data year 2024 (released May 21, 2026). It covers Original Medicare (fee-for-service) patients only, not Medicare Advantage or other insurance. It shows volume, not quality or outcomes. CMS hides any count of 10 or fewer patients.

Original Medicare patients141
Services billed to Medicare150
Different services or procedures11
Participating Medicare providerYes
Average age of these patients73

Most frequent services

  1. Emergency department visit with high level of medical decision making (99285)71 services
  2. Emergency department visit with moderate level of medical decision making (99284)40 services
  3. Critical care, first 30-74 minutes (99291)21 services

Chronic conditions among these patients

Share of this clinician’s Original Medicare patients with each condition, as published by CMS (it describes the patients, not the care given).

  • High blood pressure75%
  • High cholesterol75%
  • Chronic kidney disease62%
  • Heart failure55%
  • Arthritis54%
  • Diabetes52%

Hospitals where Thaer R. Ahmad works

Medicare's Facility Affiliation Data lists Thaer R. Ahmad 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 Thaer R. Ahmad is enrolled with Medicare (CMS data updated October 2, 2026).

Group practices

Medicare enrollment lists Thaer R. Ahmad as a member of this group (CMS data updated October 2, 2026).

  • Emergency Medical Associates of Palos, Ltd.20 clinicians in the group

Specialties

Find other Emergency Medicine doctors in Illinois →

Other emergency medicine doctors in Palos Heights

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

All emergency medicine doctors in Palos Heights →

Other clinicians in Emergency Medical Associates of Palos, Ltd.

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

Clinician information

CredentialMD
Graduation year2014 (12 years since medical school)
Gender (as listed)Male
Medicare assignmentAccepts (Medicare-approved amount as full payment)
NPI (National Provider Identifier)1669888327
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. Medicare Physician & Other Practitioners - by Provider — CMS, data year 2024, released May 21, 2026; Medicare Physician & Other Practitioners - by Provider and Service
  5. NPI Registry — U.S. Department of Health and Human Services (NPPES), the clinician’s official record
  6. Medicare Care Compare — official Medicare tool to look up clinicians