Dr. William Rafael Castro, MD

Dr. William Castro is a family medicine physician who brings 25 years of experience to his practice in Huntington Beach, California. He completed his medical education at Universidad Evangelica De El Salvador Facultad De Medicina, building a strong foundation for comprehensive family care. Dr. Castro is bilingual, providing care in both English and Spanish to serve diverse patient populations.

Dr. Castro practices at AltaMed Medical and Dental Group and maintains affiliations with Huntington Beach Hospital. His clinical focus includes managing diabetes, particularly Type 2 diabetes in both adults and younger patients. He also addresses high cholesterol concerns in children and teens. Dr. Castro performs routine screenings such as depression assessments and complete blood counts, and he guides patients through home blood glucose monitoring to help them manage their health effectively.