Dr. John Weldon Mace, MD

Dr. John Mace is a physician specializing in endocrinology, diabetes and metabolism, as well as pediatrics. He earned his medical degree from Loma Linda University School of Medicine and completed his residency at the United States Naval Medical Center. With 62 years of medical experience, Dr. Mace brings extensive knowledge to his practice. He speaks Spanish, Arabic, and English to serve diverse patient populations.

Dr. Mace practices at multiple locations throughout San Bernardino, California, with his primary affiliation at Troesh Medical Center. His practice serves patients at several healthcare facilities including Community Hospital of San Bernardino, Saint Bernardine Medical Center, and the Children's Advocate Center. The physician also sees patients at Loma Linda Pediatric Subspecialty Clinics, providing specialized care for young patients with endocrine conditions.