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
PHYSICIAN ASSISTANT
Graduated: 2013
NPI: 1912318510
WILLIAM A. TISDALL, M.D., P.A.
1919 ROGERS RD
SAN ANTONIO, TX 782514775
Source: CMS National Downloadable File, September 2026.