Customer Service
Monday through Friday, 8:00am to 5:00pm PST
(800) 445-5747 or (925) 820-8300
TTY to Voice (800) 735-2929
Voice to TTY (800) 735-2922
Contact us online
Mailing Address
Hill Physicians Medical Group
P.O. Box 5080
San Ramon, CA 94583
Provider Support
For current practices with questions contact your Practice Support Advisor.