Why the Best:
Dr. Maruja Diaz-Arjonilla, MD. St. Joseph Heritage Santa Ana is a well-known endocrinologist in Santa Ana with 33 years of experience as a board-certified internal medicine and endocrinology specialist. She earned her medical education and internship from the Universidad Central de Venezuela and did her residency at UCSF, Fresno. Dr. Maruja specializes in treating endocrine disorders and diabetes. She is an expert in osteoporosis, screening, and thyroid disorders. She speaks Spanish and English fluently. Dr. Maruja Diaz-Arjonilla is affiliated with Providence and St. Joseph Heritage Medical Group. She is accepting new patients and also offers video visits.