Our Team

Our office is staffed with a dedicated team of physicians who collaborate to deliver truly patient-centered care. Caregivers and administrative staff alike are committed to making your experience the best it can be. Our physicians are all board certified with areas of interest Internal Medicine. Learn more about our providers by clicking on their profiles, below:

Rupali R. Chaudhuri, BSN, RN, MSN, APRN, FNP-C

Clinical Interests: Infectious Disease, Internal Medicine, Patient Centric Care, Patient Empowerment

Nurse Practitioner Rupali Chaudhuri joined the Marin Internal Medicine Practice in August 2015. She started her career as a dietitian and transitioned into nursing so she could spend more time interacting with patients and establish long-term, collaborative relationships.

Read Rupali’s Biography


Catharine Clarke-Sayles, MD, FACP

Specialties: Geriatric Medicine, Internal Medicine

Dr. Clark-Sayles has practiced internal medicine and geriatrics in Marin since 1990. She believes continuity of care from home to office to hospital is important and has designed her practice to include following her patients while hospitalized. Dr. Clark-Sayles enjoys hospital and nursing home work and values the long term relationships she has with her patients.

Read Dr. Clarke-Sayles’s Biography


Ahmed El-Ghoneimy, MD

Specialties: Geriatric Medicine, Internal Medicine

Read Dr. El-Ghoneimy’s Biography


Mary Rose Fabi, MD

Specialties: Internal Medicine

Dr. Mary Rose Fabi joined Marin Internal Medicine in October 2016. Dr. Fabi grew up in the East Bay, and attended college at University of California, Los Angeles where she majored in Cell and Molecular Biology. She went to medical school at St. George’s University in Grenada, West Indies, and completed her internship and residency in Internal Medicine at Alameda County Medical Center.

Read Dr. Fabi’s Biography


John W. Ward, MD

Specialties: Internal Medicine

Read Dr. Ward’s Biography