Dr. Barbara Mackie

Dr. James T. Williams is a primary care physician affiliated with Sibley Memorial Hospital. He is a physician at Complete Concierge Care, a concierge medical group located in Sibley Memorial Hospital’s Medical Building. Dr. Williams was previously the medical director of the Johns Hopkins Community Physicians group at Sibley Memorial Hospital. Dr. Williams earned his undergraduate degree from the University of Virginia and his medical degree from the Virginia Commonwealth University School of Medicine. He completed his residency in family medicine with the Georgetown University department of family medicine, where he served as chief resident. Prior to joining Johns Hopkins Health System, Dr. Williams worked in a private practice with his father for ten years. Dr. Williams has been named a Top MD by Washingtonian Magazine perennially since 2014 and Consumers’ Checkbook Magazine, in addition to winning the Patient's Choice Award numerous times. He has served as a Clinical Professor of Family Medicine for both Georgetown and George Washington Medical Schools, as a trustee of the Sibley Memorial Hospital Foundation, and as a Trustee of Iona Senior Services. Jim is a native Washingtonian. He and his wife Jenny have lived in N.W. Washington D.C. since 2000 and have 4 adult children. Recent News Articles and Media Coverage Concierge Medicine Grows to Meet Patient Demands and Physician Frustrations. WTOP (02/04/2015) The Plight of Primary Care, Part 1 — ITT Episode 12, New England Journal of Medicine (July 6, 2023). Dr. Williams is rated as an Experienced provider by MediFind in the treatment of Serum Sickness. His top areas of expertise are Chronic Cough, Familial Hypertension, Glucocorticoid-Remediable Aldosteronism, and Hypertension.

Banks Turner is a primary care provider, practicing in Family Medicine in Manassas, Virginia. Dr. Turner is rated as an Advanced provider by MediFind in the treatment of Serum Sickness. His top areas of expertise are Chronic Cough, Vertigo, Scoliosis, Endoscopy, and Hip Replacement. Dr. Turner is currently accepting new patients.

Robert Houska is a primary care provider, practicing in Family Medicine in Marshall, Virginia. Dr. Houska is rated as an Advanced provider by MediFind in the treatment of Serum Sickness. His top areas of expertise are Glucose-Galactose Malabsorption Deficiency, Glucose Phosphate Isomerase Deficiency, Congenital Sucrase-Isomaltase Deficiency, and Middle East Respiratory Syndrome (MERS). Dr. Houska is currently accepting new patients.