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Family Practice

Mariam G. Zelaya Mejia, MD

Works at hospitals in Baltimore, MD · Maryland

Summary

Dr. Mariam G. Zelaya Mejia, MD is a family doctor at 502 S Closner Blvd, Edinburg, TX 78539. May accept Medicare assignment. NPI 1336870500. Source: CMS National Downloadable File, updated October 2, 2026; CMS Facility Affiliation Data, updated October 2, 2026.

  • Specialty: Family doctor (Medicare lists Family Practice)
  • Address: 502 S Closner Blvd, Edinburg, TX 78539 · Directions
  • Medicare: May accept Medicare assignment
  • Hospital: The Johns Hopkins Hospital
  • Medical school: graduated 2017 (9 years since medical school)
  • Gender (as listed): Female

From official Medicare data

This page shows what Medicare's official clinician data says about Mariam G. Zelaya Mejia, 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 Mariam G. Zelaya Mejia accept Medicare assignment?
Medicare's clinician data says Mariam G. Zelaya Mejia may accept Medicare assignment (as of October 2, 2026). Ask the office whether they accept it for your visit.
What is Mariam G. Zelaya Mejia's NPI number?
1336870500. The NPI (National Provider Identifier) is the clinician's permanent federal ID; you can look it up in the official NPI Registry.

Hospitals where Mariam G. Zelaya Mejia works

Medicare's Facility Affiliation Data lists Mariam G. Zelaya Mejia 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 Mariam G. Zelaya Mejia is enrolled with Medicare (CMS data updated October 2, 2026).

Specialties

Find other Family Practice doctors in Texas →

Other family doctors in Edinburg

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

All family doctors in Edinburg →

Clinician information

CredentialMD
Graduation year2017 (9 years since medical school)
Gender (as listed)Female
Medicare assignmentMay accept for some services
NPI (National Provider Identifier)1336870500
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