Dr. Marin is a specialist in Obsterics, Gynecology, and Oncology.  He completed his post graduate training internship, residence, and fellowship in Gynecologic Oncology at Mount Sinai Hospital in New York City.  Dr. Marin is the founder and medical director of Políclinica San Xavier.  He has served as the Vice President of the Border Health Foundation and as a consultant for the Mexican Ministry of Health.  

He is also the Author of Esperando a su Bebe, Guide of Pregnancy and Delivery. Dr. Marin has written several papers related to laser surgery and Chemotherapy of gynecological malignancies.

Additionally,  Dr. Marin is a civil surgeon for the U.S. Citizenship and Immigration Services.