HealthCareAtlasUSA

This site republishes official CMS/Medicare Care Compare data. It is not medical advice and does not recommend any specific hospital or treatment — for medical decisions, talk to a doctor.

Doctors / TX

WILLIAM M ERWIN

CLINICAL PSYCHOLOGIST

Medical school: TEXAS TECH UNIVERSITY HEALTH SCIENCE CENTER SCHOOL OF MEDICINE

Graduated: 1971

Offers telehealth

NPI: 1063562684

Practice Locations (2)

3030 NACOGDOCHES RD, SUITE 101

SAN ANTONIO, TX 782174502

2108269599

404 E RAMSEY RD, SUITE 210

SAN ANTONIO, TX 782164667

2104941991

Source: CMS National Downloadable File, September 2026.