Dr. Mary Jane Tanawan San Antonio, MD

Dr. Mary San Antonio is a family medicine physician with 33 years of experience caring for patients and families throughout Southern California. She earned her medical degree from Far Eastern University Institute of Medicine Nicanor Reyes Medical Foundation, building a strong foundation in comprehensive primary care. Dr. San Antonio provides medical services in both English and Spanish, helping her connect with diverse communities in the region.

Dr. San Antonio practices at multiple Kaiser Foundation Hospital locations across Fontana, Baldwin Park, and Ontario, California. She specializes in managing diabetes, including Type 2 diabetes in both adults and children. Her clinical expertise includes performing comprehensive metabolic panels and complete blood counts to monitor patient health. She also provides specialized diabetic nephropathy screening to help prevent kidney complications in diabetic patients. Patients have given Dr. San Antonio an average rating of 3.5 on Vitals.