Our Providers

Our practice is made up of board certified Internal Medicine physicians, nurse practitioners, and physician assistants, with a dedicated supporting staff. Board certification can be achieved by physicians who have been trained at an accredited institution and have demonstrated superior knowledge and skill by passing exams administered by the American Board of Internal Medicine or other accrediting organizations. This board certification can give you additional confidence that your doctor is as well trained as possible.

Juan P. Aponte, M.D.
Dr. Aponte specializes in Preventive Medicine and in treating patients with migraine headaches, hypertension, or depression. His medical degree is from New Jersey Medical School and his internship and residencies were performed at Greenwich Hospital in Connecticut and he is Board Certified in Internal Medicine. Dr. Aponte’s hobbies include building computers and watching movies.

David R. Cannon, M.D.
Dr. Cannon specializes in Internal Medicine and Integrative Medicine. He is a graduate of Duke University Medical School and did his internship and residency at the University of Virginia. He completed an Associate Fellowship in Integrative Medicine from the University of Arizona and maintains an active interest in the Arizona Center for Integrative Medicine. He is Board Certified in Internal Medicine. Dr. Cannon is committed to preventive nutrition and regular exercise for his patients and his own family, which has grown to include three children and a granddaughter. The Cannon family has lived in Lynchburg for over thirty years and enjoys traveling.

Archibald Lord, M.D.
Dr. Lord completed his undergraduate degree at Cornell University and his medical degree at George Washington University School of Medicine. He did his internship and residency at the Roger Williams Medical Center in Providence, RI. He is very proud of his service as an active duty physician in the U.S. Army where he served both in the U.S. and overseas.

Moira Rafferty, M.D. FACP
Dr. Rafferty is Board Certified in Internal Medicine and a Fellow in the American College of Physicians. Her clinical interest is women’s health. She did her undergraduate work in Chemistry at the College of William & Mary and her medical degree is from the Medical College of Virginia. She completed her residency at the University of Cincinnati Hospital, where she was Chief Resident. Before joining MACV in 2001, she worked in a community health center in Cincinnati and then spent five years with the Indian Health Service working on a Navajo reservation in Arizona. Her husband is a surgeon and they have two children. She volunteers at the Free Clinic and enjoys hiking, reading and cooking.

J. Scott Wade, M.D.
In addition to being an internist, Dr. Wade is a specialist in treating infectious diseases and in infection prevention and is Board Certified in Internal Medicine and Infectious Diseases. He received his medical degree from the University of Kentucky and finished his internship and residency at North Carolina Baptist Hospital. His fellowship in infectious diseases was completed at the University of Alabama.

Michael D. Will, M.D.
Dr. Will is Board Certified in Internal Medicine. He graduated with his medical degree from the University of Virginia and did his internship and residency at the Medical University of South Carolina. He is married and an avid runner and tennis player and a supporter of U.Va. athletics. Dr. Will's two children also attended UVA.

Tara C. McGuire, PA-C
Mrs. McGuire is certified by the National Commission on Certification of Physician Assistants. She earned her B. S. degree as a Physician Assistant from the Jefferson College of Health Sciences in Roanoke and works closely with the physicians to meet the needs of patients. Her spare time is spent with her husband and 2 little girls.

Robert Owen Brennan,

Dr Brennan is board certified in infectious diseases and specializes in treating patients with HIV and hepatitis C. He received his medical degree from the University of Virginia, completed his internal medicine training at the Johns Hopkins Hospital and his fellowship in infectious disease at Duke University Medical Center where he was also chief resident in the Department of Medicine. He has been a recipient of the “Best Doctors in America” award since 1996 and was awarded the “John Bell Clinical Excellence Award” by the Centra Board in 2012. Dr Brennan is a clinical assistant professor at the University Of Virginia School Of Medicine and the medical director of the Hepatitis C Treatment Center.

Daniel Horton, M.D.
Dr. Horton is Board Certified in Internal Medicine with a special interest in Diabetes. He did his undergraduate work at Washington University in St. Louis and earned his medical degree from St. George’s University School of Medicine. His residency was completed at St. Luke’s – Roosevelt Hospital Center in New York City where he was Chief Resident.

Brian W. Mandeville, M.D.
Dr. Mandeville served as staff internist at the United States Naval Hospital in Guam, and at the Naval Medical Clinic in Quantico following his residency and internship at the National Naval Medical Center. Dr. Mandeville earned his medical degree from Medical College of Wisconsin, and a Bachelor of Science degree at the University of Notre Dame.

Patricia C. Richardson, M.P.H., M.D.
Dr. Richardson completed fellowship training at the University of Maryland Department of Family Medicine & Johns Hopkins Department of Pediatrics and Adolescent Medicine; and The Johns Hopkins University – General Internal Medicine. She completed residency training at University of Rochester Family Practice Residency Program, and Franklin Square Hospital Center Obstetrics & Gynecology Residency. Dr. Richardson earned her medical degree at Loma Linda University School of Medicine, having completed her Master of Public Health at Johns Hopkins Bloomburg School of Public Health, and her undergraduate degree from University of Maryland Baltimore County.

Christopher C. Webb, M.D.
Dr. Webb is Board Certified in Internal Medicine. His medical degree is from the Medical College of Virginia and his internship was done at Eastern Virginia Graduate School of Medicine. His residency was with the Veterans Affairs Medical Center and he has special interests in Geriatric Medicine and Nursing Home Medicine. After residency, he served with the U. S. Public Health Service/Indian Health Service in Oklahoma. He is married with five grown children.

Teresa Covington, NP-C
Mrs. Covington is a certified Nurse Practitioner who got her diploma from the Virginia Baptist Hospital School of Nursing. She earned her undergraduate and master’s degrees from Graceland University. Her areas of clinical interest are in Critical Care, Outpatient Care, and Family Practice. She is married with two grown sons and in her spare time enjoys sewing, refinishing furniture, antiques, and playing the piano.

Norbel Poindexter, PA
Ms. Poindexter earned her MS in Physician Assistant Studies from Jefferson College of Health Sciences. She received her BA in Biology from Hollins University.