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

MICHAEL ANTON KELLER, MD

COLORECTAL SURGERY (PROCTOLOGY)

Medical school: UNIVERSITY OF TEXAS MEDICAL SCHOOL AT HOUSTON

Graduated: 2005

Offers telehealth

NPI: 1659572824

Practice Locations (5)

TEXAS ONCOLOGY PA

124 E BANDERA RD, SUITE 301

BOERNE, TX 780062852

8302491429

TEXAS ONCOLOGY PA

7848 GATEWAY BLVD E

EL PASO, TX 799151815

9155991313

TEXAS ONCOLOGY PA

2026 S JACKSON ST

JACKSONVILLE, TX 757665822

9035862456

TEXAS ONCOLOGY PA

11130 CHRISTUS HLS, SUITE 210

SAN ANTONIO, TX 782513586

2102452000

TEXAS ONCOLOGY PA

7940 FLOYD CURL DR, SUITE 1010

SAN ANTONIO, TX 782293906

2106140880

Source: CMS National Downloadable File, September 2026.