About Us

Our two dedicated practitioners combine 46 years of clinical experience and are thoroughly trained in the latest technology available in age management medicine, regenerative medicine, functional medicine, allopathic medicine, clinical pharmacology and neutraceuticals, in order to help each patient attain optimal health.

We will formulate a personalized solution for each and every patient, delivered with warmth, compassion, understanding, and respect.

The practice of medicine is an art as well as a science.  Being a healer is our sacred calling. We look forward to working with you to achieve your highest goals.

“Primum non nocere”. First do no harm.


“Primum non nocere”.
First do no harm.


Jeffrey Mark, MD

Jeffrey Mark, MD


Dr. Jeffrey Mark, M.D. is triple Board Certified in Anti-Aging and Regenerative Medicine, Gastroenterology, and Internal Medicine.   Dr. Mark received his B.S. in Neurophysiology from Northwestern University, and his M.D. from the University of Illinois College of Medicine.  He then returned to Northwestern University to complete his Internal Medicine Residency at Evanston Hospital, a Northwestern University Residency Program, now also affiliated with the University of Chicago. His specialty training in gastroenterology was completed at the Chicago Medical School. Dr. Mark expanded his medical education by completing his Board Certification in Anti-Aging and Regenerative Medicine, medical acupuncture training at UCLA under Dr. Joseph Helms, who taught the same program at Stanford Medical School.  Dr. Mark is also trained in Functional Medicine and is a member of The Institute for Functional Medicine. He has a thorough understanding of integrative medicine and believes in a holistic approach to disease prevention and treatment. Dr. Mark has been in practice for 23 years.


Dr. Mark has received many Awards and Distinctions, including:

  • Patient’s Choice Award – 5 + years Honoree [only the Top 1% of U.S. physicians are granted this award]
  • Compassionate Doctor Recognition Award – 5+ years Honoree
  • Compassionate Doctor Certification
Frances Mark, Pharm.D.

Frances Mark, Pharm.D.

Age Management Specialist

Dr. Fran Mark, Pharm.D., is a Board Certified Clinical Pharmacist. She received her B.S. in Biochemistry from the University of Nevada Reno, and her Pharm.D. from the University of California at San Francisco /U.C.S.F.  She began her career in cancer research, clinical pharmacy, and regulatory affairs, and has spent the past 18 years working in private practice together with Jeffrey Mark, M.D.  She is currently completing her second Board Certification in Anti-Aging and Regenerative Medicine.

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