Michael J. Demeure, MD

Michael J. Demeure, MD

  • General Surgery
  • English
  • Spanish
Board Certifications:
  • American Board of Surgery - Surgery
Groups & Affiliations:
  • Hoag Physician Partners
  • Hoag Specialty Clinic
Currently not offering online scheduling.
Please call (949) 764-5390 to make an appointment.

About Michael J. Demeure, MD

Dr. Michael Demeure is a fellowship trained endocrine surgeon and an internationally recognized expert in cancer surgery and research with particular expertise in endocrine, pancreatic, and gastrointestinal cancers. He has recently joined the Hoag community as the Medical Director for Precision Medicine.

He previously practiced in Scottsdale, Arizona His clinical focus is on tumors of the thyroid, parathyroid, adrenal glands, and pancreas. He has been recognized as a top surgeon in the Phoenix area and nationally. Dr. Demeure is a graduate of Hahnemann Medical College and completed his residency at the University of Arizona. He subsequently completed a fellowship in endocrine surgery in Perth, Australia and at the University of California, San Francisco. He previously held faculty positions at the Medical College of Wisconsin, as Professor and Chief of General Surgery at the University of Arizona, and most recently as Scientific Director, Center for Pancreatic and Endocrine Surgery, Scottsdale Healthcare, and Professor and Director of the Rare Tumors Program in the Division of Integrated Cancer Genomics, Translational Genomics Research Institute (TGen). In 2007, Dr. Demeure completed his Master’s Degree in Business Administration at the University of Arizona. Dr. Demeure is a past President of the American Association of Endocrine Surgeons, is regularly recognized as one “America’s Top Surgeons”, and has been named as on the “Best Doctors in America” every year since 2001.

While maintaining a very busy clinical practice and performing over 300 major operations annually, Dr. Demeure has led an active research lab for over 20 years with the majority of those efforts centered on using genomic technologies to develop novel biomarkers, new therapeutic targets, and related therapies in the management of endocrine and gastrointestinal cancers. His efforts has included his participation as a Co-or Principle Investigator on some of the landmark trials in these same areas. Dr. Demeure is the author or co-author of over 100 scholarly works and he has given over 150 invited lectures and presentations. As the chief of general surgery at the University of Arizona, he led the student clerkship to excellence recognized by the department winning an award as the best clerkship designated by graduating students. He led several quality programs and was responsible for recruiting. In the first 3 years in the role, he led the division to financial profitability from a recurring yearly deficit.

Dr. Demeure was born in New York City, New York and grew up in Pittsburgh, Pennsylvania. His father was from Belgium and his mother is from Argentina; as such Dr. Demeure speaks both Spanish and French in addition to English. He and his wife Sara have two daughters and a son. Dr. Demeure has a black belt in Taekwondo and is currently studying Kung Fu. His other interests include reading, cooking, photography, and skiing.

Insurances Accepted / Provider ID Numbers

  • Aetna
  • Anthem
  • Blue Shield
  • Cigna
  • Scan
  • United Healthcare