Dr. Catharine Teresa Clark Sayles specializes in internal medicine in Greenbrae area. Dr. Catharine Teresa Clark Sayles, MD has a medical practice at 1341 South Eliseo Drive, Suite 200, Greenbrae CA, and has over 38 years of experience in the field of medicine. She graduated from University Of Colorado School Of Medicine with her medical degree in 1979. She is affiliated with numerous hospitals, including Marin General Hospital (CA) and more. Dr. Clark Sayles is accepting new patients at her medical office and practice location in Greenbrae, California. She is available for appointments, preventative care, medical care as well as ongoing patient care.