Dr. Alexander Castellanos

Alexander F. Castellanos, M.D., is a graduate from the Stanford, University School of Medicine. Dr. Castellanos received his training at Stanford, USC, UCSF, Queens Square –London, England (Neurology), and IMAN – Mexico City (Pediatrics)

Dr. Castellanos spent eight years as a trauma room physician. During the last 18 years, he has developed proactive investigations in the specialty of family medicine. As a result, he has been able to assist thousands of patients in preventing and reversing cardiovascular disease. Recently, Dr. Castellanos’ practice was chosen by Stanford University for research collaboration for the risk assessment of cardiovascular disease.

His goal as a physician is to alleviate barriers that exist between patient and physician, to motivate patients for better health.

He is a member of several recognized medical associations.

Dr. Castellanos is also a recognized Instructor of Medical Students and Nurse Practitioners from Stanford, UCSF, UCD, and USF.

Callexico High School1968
University of San FranciscoBachelor of Science1968-1972
Stanford School of MedicineMedical Degree1972-1977
U.C. San Francisco, Santa RosaInternship1977-1978
U.C. IrvineResidency1978-1980
Trauma Medicine1978-1985
Family Medicine1985-present
• Fellow of American Society for Colposcopy & Cervical Pathology
• Fellow of American Society for Laser Medicine & Surgery
• American Holistic Health Association (Past)
• American Academy of Anti-Aging Medicine (Past)
• American Academy of Family Physicians
• American Diabetes Association (Past)
• National Association of Medical Communicators (Past)
• National Alliance of Hispanic Health (Past)
• Physician Committee for Responsible Medicine


Dr Castellanos morning exercise routine involves taking his 8 horses out for a jog.
He runs with them for 2-4 hours around a circular track that he built himself.