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Emergency Medicine

Gissete Mendez, MD

Works at hospitals in Brownsville, TX · Harlingen, TX · Texas

Summary

Dr. Gissete Mendez, MD is an emergency medicine doctor at 100 E Alton Gloor Blvd, Valley Regional Medical Center, Brownsville, TX 78526. Phone: (956) 350-7000. Accepts Medicare assignment. NPI 1932843646. 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 Gissete Mendez, 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 Gissete Mendez accept Medicare assignment?
Yes. Medicare's clinician data says Gissete Mendez 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 Gissete Mendez's NPI number?
1932843646. The NPI (National Provider Identifier) is the clinician's permanent federal ID; you can look it up in the official NPI Registry.

Hospitals where Gissete Mendez works

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

Group practices

Medicare enrollment lists Gissete Mendez as a member of these groups (CMS data updated October 2, 2026).

  • Emergency Medicine Services of TX, PLLC400 clinicians in the group
  • Arroyo Emergency Medicine Services, PA49 clinicians in the group

Specialties

Find other Emergency Medicine doctors in Texas →

Other emergency medicine doctors in Brownsville

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

All emergency medicine doctors in Brownsville →

Other clinicians in Emergency Medicine Services of TX, PLLC

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

Clinician information

CredentialMD
Graduation year2022 (4 years since medical school)
Gender (as listed)Female
Medicare assignmentAccepts (Medicare-approved amount as full payment)
NPI (National Provider Identifier)1932843646
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