Medical emergency?Emergency? Call 911. Nearest emergency roomsNearest ERs

Internal Medicine

Marwah H. Ahmad, DO

Works at hospitals in Scottsdale, AZ · Arizona

Summary

Dr. Marwah H. Ahmad, DO is an internal medicine doctor at 16640 N 38th St, Ridgecrest Healthcare, Phoenix, AZ 85032. Phone: (602) 482-6671. Accepts Medicare assignment. NPI 1053056440. 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 Marwah H. 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 Marwah H. Ahmad accept Medicare assignment?
Yes. Medicare's clinician data says Marwah H. 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.
What is Marwah H. Ahmad's NPI number?
1053056440. The NPI (National Provider Identifier) is the clinician's permanent federal ID; you can look it up in the official NPI Registry.

Hospitals where Marwah H. Ahmad works

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

Group practices

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

  • Affiliated Hospitalists PLC85 clinicians in the group

Specialties

Find other Internal Medicine doctors in Arizona →

Other internal medicine doctors in Phoenix

Clinicians with the same Medicare primary specialty in Phoenix, AZ — not a recommendation.

All internal medicine doctors in Phoenix →

Other clinicians in Affiliated Hospitalists PLC

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)Female
Medicare assignmentAccepts (Medicare-approved amount as full payment)
NPI (National Provider Identifier)1053056440
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