Meet the Team

Hoag’s Precision Medicine Program brings together clinical and scientific experts in oncology, genomics, genetics, molecular pathology and genetic counseling who work together to apply precision medicine to the diagnosis, treatment, and prevention of cancer. The team gathers at multiple disease specific tumor board conferences, and a dedicated monthly Molecular Tumor Board to discuss patient cases and the integration of a precision medicine approach to assist in patients’ treatment.


Hoag's Precision Medicine Program Team is comprised of industry experts with vast knowledge in genetics, molecular biology and tumor sequencing. The Team (from left to right): Dr. Valentina Dalili, Dr. Burton Eisenberg, Dr. Michael Demeure, Dr. Sourat Darabi, Dr. David Braxton, Carol Norman, R.N., Jeanne Homer, M.S., Frances Oh, M.S., and Chelsey Weatherill, M.S.

Precision Medicine Program Director – Michael Demeure, M.D., M.B.A., F.A.C.S., F.A.C.E.

Dr. Demeure is the Program Director for Precision Medicine at Hoag Family Cancer Institute, a fellowship-trained endocrine surgeon and a past-president of the American Association of Endocrine Surgeons. He is a member of many prestigious organizations including the American Association for Cancer Research, the American Society of Clinical Oncology, the American College of Surgeons and the American Surgical Association. Dr. Demeure is an internationally recognized expert in cancer surgery and research, with particular expertise in endocrine, pancreatic and gastrointestinal cancers. Dr. Demeure is regularly recognized as one of “America’s Top Surgeons” and has been consecutively named as one of the “Best Doctors in America.” He is the author or co-author of over 100 scholarly works and has given numerous invited lectures and presentations.

Prior to joining Hoag, Dr. Demeure led an active research lab for over 20 years with the majority of his efforts centered on using genomic technologies to develop novel biomarkers, identifying new therapeutic targets, and improving treatments for endocrine and gastrointestinal cancers. Over the past three years, Dr. Demeure helped the Translational Genomics Research Institute (TGen) with the launch and direction of Ashion, a commercial clinical sequencing lab, serving as the chief medical officer, executive vice-president and general manager.

Dr. Demeure collaborates with the following specialists in the application of precision medicine to patient care:

Medical Geneticist – Valentina Dalili-Shoaie, M.D.

Molecular Pathologist – David Braxton, M.D.

Executive Medical Director, Hoag Family Cancer Institute – Burton Eisenberg, M.D.

Clinical Genomics Scientist/Educator – Sourat Darabi, Ph.D., M.S.
Sourat Darabi, Ph.D., M.S. is the Clinical Genomics Scientist for the Precision Medicine Program at Hoag Family Cancer Institute where she leads initiatives that further the education and application of oncology precision medicine for Hoag physicians, clinicians, and patients. Prior to her role at Hoag, Dr. Darabi served as the Variant Scientist at Ambry Genetics and worked in research departments at community and academic medical centers. She completed her Ph.D. in Healthcare Genetics at Clemson University.

Certified Genetic Counselors – Jeanne Homer, M.S., Frances Oh, M.S. and Chelsey Weatherill, M.S.

Precision Medicine Program Manager - Carol Norman, R.N.

How to Access Personalized Therapies at Hoag

Hoag Family Cancer Institute continually works to provide the very best care for our patients. Hoag's Precision Medicine Program and its team of highly-regarded industry experts are a testament to that. No other hospital in Orange County provides this level of personalized cancer care.

The first step is to speak with your physician about this offering through Hoag. Your oncologist, or referring physician, will work directly with Hoag's Precision Medicine Program team to review your case and discuss next steps.

Hoag Family Cancer Institute feels privileged to be your partner in beating your cancer, together.