Arizona
Board of Licensing
G. William William O'Callaghan MD
Medical Doctor
License number
17492
Date granted
02/26/1988
Class
Medical Doctor
Status
Active
Address
Rio Grande Heart Specialists, 100 E Ridge Rd Ste A, McAllen TX 78503-1247
arizonalicensing.com
ID 22495904
LAST UPDATED 2026-03-25 09:28:48 UTC
LAST UPDATED 2026-03-25 09:28:48 UTC