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Internal Medicine

Miguel A. Ayala, MD

Sees patients in San Antonio, TX · Texas

Summary

Miguel A. Ayala, MD (Internal Medicine) is enrolled with Medicare at 2 practice locations in San Antonio, TX. NPI 1174510507. Medicare data says the clinician accepts Medicare assignment. Source: CMS National Downloadable File, updated 2026-10-02.

From official Medicare data

This page shows what Medicare's official clinician data says about Miguel A. Ayala, joined by NPI number (data updated 2026-10-02). It is not a recommendation or a rating. Call the office or hospital to confirm before you go.

In a medical emergency, call 911.

At a glance

Internal MedicinePrimary specialty
YesAccepts Medicare assignment
30Years since medical school (graduated 1996)
MaleGender (as listed)
Wellmed Medical Group PAGroup practice

Quick answers

Where does Miguel A. Ayala see patients?
Medicare's clinician data lists 2 practice locations, including San Antonio, TX. Call before your visit to confirm the address.
What is Miguel A. Ayala's specialty?
Medicare lists Internal Medicine as the primary specialty.
Does Miguel A. Ayala accept Medicare assignment?
Yes. Medicare's clinician data says Miguel A. Ayala accepts Medicare assignment (the Medicare-approved amount as full payment for covered services), as of 2026-10-02. Ask the office to confirm before your visit.
What is the phone number for Miguel A. Ayala?
(210) 222-0333, as listed in official Medicare / NPI Registry data.
What is Miguel A. Ayala's NPI number?
1174510507. 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 Miguel A. Ayala is enrolled with Medicare (CMS data updated 2026-10-02).

Group practices

Medicare enrollment lists Miguel A. Ayala as a member of this group (CMS data updated 2026-10-02).

  • Wellmed Medical Group PA646 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 →

Clinician information

CredentialMD
Graduation year1996
Gender (as listed)Male
Medicare assignmentAccepts (Medicare-approved amount as full payment)
NPI (National Provider Identifier)1174510507
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 2026-10-02, retrieved 2026-10-29
  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