About Dr. Neil Hirschenbein M.D., PHD

San Diego Bioidentical Hormone Dr., Neil Hirschenbein, M.D.  has ample experience in bio-identical hormone supplementation and in medicine. Neil Hirschenbein, M.D. is a San Diego based physician that has used expert bioidentical hormone protocols to help patients recover from the effects of hormonal decline. Bioidentical hormone protocols can be matched to fix the patient’s exact needs and imbalances, and a wide number of people have been able to greatly benefit from bioidentical hormone replacement therapyNeil Hirschenbein, M.D. has helped many men and women overcome the challenges of hormone imbalances, which can strike at any point during a person’s lifespan. As a San Diego Bioidentical Hormone Dr., Neil Hirschenbein, M.D. has helped women going through their reproductive years, perimenopause, and menopause to overcome the challenges associated with hormone decline, and he has helped men to regain balance during andropause or stress related hormone decline.

Neil Hirschenbein M.D., PHD
Neil Hirschenbein M.D., PHD

Dr. Neil Hirschenbein has been in the East County for 18 years. He is board certified in internal medicine, and gastroenterlogy.

He also has a Ph.D. in clinical psychology from Boston University. Dr. Hirschenbein attended medical school at the University of Illinois, Chicago, and completed his residency and fellowship at UCSD.

Dr. Hirschenbein is committed to the high quality care of his patients and professional and personal growth through on-going education to more fully serve his patients and their families in the ever-changing health care environment of San Diego County.

Dr. Hirschenbein’s most recent certification came from UCSD for his participation in Health Care leadership. He is a member of the American Medical Association, the California Medical Association, and the San Diego County Medical Society.


Dr. Hirschenbein, is also a member of the:

  • San Diego GI Society
  • American College of Physicians
  • American College of Physician Executives
  • American College of Managed Care Medicine
  • American Society of Bariatric Physicians,
  • American Academy of Anti-Aging Medicine
  • El Cajon, La Mesa and Santee Chambers of Commerce

He was named a Steering Committee Physician for Shared Performance Groups, California Medical Advantage.He resides with his wife Mary Anne in Blossom Valley.

“I have always had a strong interest in nutrition and exercise; in understanding and appreciating the inner-workings of our bodies,” Dr. Hirschenbein explains. “Medicine became the perfect vehicle for exploring and sharing my passion for total health and well-being.”