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

Internal Medicine

Haya M. Najjar

Works at hospitals in San Antonio, TX · Texas

Summary

Haya M. Najjar is an internal medicine doctor at 12446 W Ave, Suite 200, San Antonio, TX 78216. Phone: (210) 525-1668. Accepts Medicare assignment. NPI 1275282014. Source: CMS National Downloadable File, updated October 2, 2026; CMS Facility Affiliation Data, updated October 2, 2026.

  • Specialty: Internal medicine doctor (Medicare lists Internal Medicine)
  • Address: 12446 W Ave, Suite 200, San Antonio, TX 78216 · Directions (1 more location)
  • Phone: (210) 525‑1668
  • Medicare: Accepts Medicare assignment
  • Hospital: Methodist Hospital
  • Group practice: Hospital Medicine Services of TX, PLLC (+1 more)
  • Medical school: graduated 2022 (4 years since medical school)
  • Gender (as listed): Female

From official Medicare data

This page shows what Medicare's official clinician data says about Haya M. Najjar, 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 Haya M. Najjar accept Medicare assignment?
Yes. Medicare's clinician data says Haya M. Najjar 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 Haya M. Najjar's NPI number?
1275282014. The NPI (National Provider Identifier) is the clinician's permanent federal ID; you can look it up in the official NPI Registry.

Hospitals where Haya M. Najjar works

Medicare's Facility Affiliation Data lists Haya M. Najjar 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.

  • Methodist HospitalSan Antonio, TX · Acute Care Hospital · Medicare rating: 4 of 5 stars · Emergency services: listed by Medicare · CCN 450388

Practice locations

Addresses where Haya M. Najjar is enrolled with Medicare (CMS data updated October 2, 2026).

Group practices

Medicare enrollment lists Haya M. Najjar as a member of these groups (CMS data updated October 2, 2026).

  • Hospital Medicine Services of TX, PLLC378 clinicians in the group
  • Complete Care Medical Associates39 clinicians in the group

Specialties

Find other Internal Medicine doctors in Texas →

Other internal medicine doctors in San Antonio

Clinicians with the same Medicare primary specialty in San Antonio, TX — not a recommendation.

All internal medicine doctors in San Antonio →

Other clinicians in Hospital Medicine Services of TX, PLLC

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

Clinician information

Graduation year2022 (4 years since medical school)
Gender (as listed)Female
Medicare assignmentAccepts (Medicare-approved amount as full payment)
NPI (National Provider Identifier)1275282014
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