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Internal Medicine

Ricardo A. Montemayor, MD

Sees patients in San Antonio, TX · Texas

Summary

Dr. Ricardo A. Montemayor, MD is an internal medicine doctor at 9150 Huebner Rd, Suite 165, San Antonio, TX 78240. Phone: (210) 957-1751. Accepts Medicare assignment. NPI 1497720338. Source: CMS National Downloadable File, updated October 2, 2026.

  • Specialty: Internal medicine doctor (Medicare lists Internal Medicine)
  • Address: 9150 Huebner Rd, Suite 165, San Antonio, TX 78240 · Directions
  • Phone: (210) 957‑1751
  • Medicare: Accepts Medicare assignment
  • Medical school: University Of Texas Medical School At San Antonio · graduated 1990 (36 years since medical school)
  • Gender (as listed): Male

From official Medicare data

This page shows what Medicare's official clinician data says about Ricardo A. Montemayor, 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 Ricardo A. Montemayor accept Medicare assignment?
Yes. Medicare's clinician data says Ricardo A. Montemayor 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 Ricardo A. Montemayor's NPI number?
1497720338. The NPI (National Provider Identifier) is the clinician's permanent federal ID; you can look it up in the official NPI Registry.

Practice locations

Addresses where Ricardo A. Montemayor is enrolled with Medicare (CMS data updated October 2, 2026).

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 →

Clinician information

CredentialMD
Medical schoolUniversity Of Texas Medical School At San Antonio
Graduation year1990 (36 years since medical school)
Gender (as listed)Male
Medicare assignmentAccepts (Medicare-approved amount as full payment)
NPI (National Provider Identifier)1497720338
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. National Downloadable File (Doctors and Clinicians) — CMS, data updated October 2, 2026, retrieved October 29, 2026
  2. NPI Registry — U.S. Department of Health and Human Services (NPPES), the clinician’s official record
  3. Medicare Care Compare — official Medicare tool to look up clinicians