Medical Providers

medical providers

William M. Valenti, M.D.

Senior Vice President for Strategic Advancement, Chief of Innovation, Co-Founder, and Staff Physician

Dr. Valenti is a graduate of the Medical College of Wisconsin and co-founded Community Health Network in 1989. He is Clinical Associate Professor of Medicine at the University of Rochester School of Medicine and Dentistry and completed his Infectious Diseases training at the University of Rochester. He is a fellow of the Infectious Diseases Society of America. He has been active in HIV-related activities since the early 1980s and is chair of the Infectious Diseases Committee of the Medical Society of the State of New York and is a member of New York State's Task Force to End the HIV Epidemic.

He has published more than 150 peer-reviewed articles, book chapters and scientific abstracts on HIV medical care, infectious diseases and health care epidemiology and infection control.

As Chief of Innovation, Dr. Valenti oversees programs to End the HIV Epidemic, including Pre-exposure HIV Prophylaxis (PrEP), LGBTQ Health and the MOCHA Center.

Sarah Bolduc, MD, FACP, FAAP

Vice President, Clinical Services and Chief Medical Officer

Dr. Bolduc completed her residency at the University of Rochester in Rochester, New York, where she also attended medical school. She is board certified in Internal Medicine and Pediatrics. Dr. Bolduc is a fellow of the American Academy of Pediatrics, a fellow of the American College of Physicians, and an HIV specialist credentialed through the American Academy of HIV Medicine.

She joined Trillium Health in 2018 and was appointed Chief Medical Officer in 2022. Dr. Bolduc is dedicated to Trillium Health’s mission of promoting health equity and providing all patients with the highest standard of medical care.

In her spare time, she enjoys traveling, reading, and spending time with her two children and husband.

Michael Mendoza, MD, MPH, MS, FAAFP

Senior Vice President and Chief Operating Officer

Dr. Mendoza joins Trillium Health with over 20 years of experience as a primary care family physician, having worked previously in San Francisco, Chicago, and most recently at Highland Family Medicine where he began practicing in Rochester in 2009. He specializes in general primary care with an emphasis on prevention, cardiovascular illness, hypertension, diabetes, and mental health. He is board-certified in family medicine and is a Fellow of the American Academy of Family Physicians.

Dr. Mendoza received his undergraduate and medical degrees from The University of Chicago. He received his Masters Degree in Public Health from The University of Illinois - Chicago, and he obtained his Masters Degree in Business Administration from the Simon Business School at the University of Rochester. He completed his residency training in Family and Community Medicine at the University of California - San Francisco, and served an additional year as Chief Resident. He completed a Fellowship Program in Resident Teaching at UCSF and the Certificate Program in Biomedical Informatics at the Oregon Health and Science University.

Dr. Mendoza sees pediatric and adult patients at our 259 Monroe Avenue and Science Parkway locations. He also serves Trillium Health as Senior Vice President and Chief Operating Officer.