Dr. Douglas Robert Shumaker, MD

Dr. Douglas Shumaker is a board-certified internal medicine physician who has dedicated nearly five decades to patient care. He earned his medical degree from George Washington University School of Medicine & Health Sciences and completed his residency training at the prestigious University of Pennsylvania Health System. With 49 years of clinical experience, Dr. Shumaker brings extensive knowledge to the comprehensive care of adult patients. He is fluent in both Spanish and English, enabling him to serve diverse patient populations.

Dr. Shumaker practices at Adventist Healthcare Shady Grove Medical Center in Rockville, Maryland, with additional locations in Gaithersburg. His clinical expertise includes treating chronic kidney disease in its advanced stages and managing various forms of arthritis, including hip osteoarthritis. He incorporates therapeutic approaches such as physical therapy and strength training into patient treatment plans. Manual therapy techniques are among the …specialized procedures he offers to help patients manage their conditions and improve their quality of life.