Dr. Blumenthal is a Professor of Obstetrics and Gynecology at Stanford University School of Medicine. He directs the Section of Family Planning Services and Research at Stanford and also directs the Stanford Program for International Reproductive Education and Services (SPIRES).  This initiative provides technical assistance and training to family planning programs in 16 countries across Africa, Asia, and Central America. 

Dr. Blumenthal received his medical degree from The University of Health Sciences/The Chicago Medical School in 1977. He completed a residency in obstetrics and gynecology at Michael Reese Hospital and Medical Center in Chicago, followed by a Fellowship in Family Planning at UCLA in 1982. 

For over 20 years, Dr. Blumenthal has been an advisor to multiple international agencies such as JHPIEGO Corporation, IPAS, Family Health International, Gynuity Health Projects, and the World Health Organization. He has served as special Advisor to Minister of Health and Family Planning of the Republic of Madagascar. 

Dr. Blumenthal is currently involved in studies of community-based distribution of injectable contraceptives, Post Partum IUD insertion, and “single visit” approaches to the prevention of cervical cancer. He is an author of over 100 peer-reviewed publications.