Christopher Mills, MD, is an Obstetrician/Gynecologist with Sierra OB/GYN. He has been practicing in Sonora since 1974. He grew up in the San Francisco Bay Area and graduated from the University of San Francisco. He received his medical degree from University of California, San Francisco and completed his residency at San Joaquin General Hospital. He says he still enjoys obstetrics most, “even after all these years.” His staff and associates admire his devotion. He never hesitates to share his vast knowledge, built from years of research and dedication to his work, with his patients and colleagues.