Physicians, Kensington and Bethesda, MD, Potomac Physician Associates, Internal Medicine, Pediatrics, Family Medicine, Preventative Health Care


Dr. Joanna Macapinlac Delaney, D.O. Dr. Joanna M. Delaney received her undergraduate degree from the University of California at Davis and medical degree at Midwestern University-Arizona College of Osteopathic Medicine. She completed her family medicine residency at Georgetown University where she also served as Chief Resident and is board certified by the American Board of Family Medicine. She is currently an assistant professor at Georgetown University and was on faculty with the Georgetown University Family Medicine Residency Program prior to joining PPA. Dr. Delaney practices traditional and osteopathic medicine, providing care for infants, children and adults. She is fluent in Spanish and her interests include preventive medicine and women's health.

Rebecca Musher Gross, M.D. Dr. Rebecca Musher Gross received her undergraduate degree at Harvard College and her M.D. at Baylor College of Medicine in 1998. She completed a combined residency in internal medicine and pediatrics at Baylor College of Medicine and is board certified both by the American Board of Internal Medicine and the American Board of Pediatrics. Dr. Gross cares for newborns, children, teenagers and adults for both preventive care as well as the management of acute and chronic diseases. She is fluent in Spanish.

Bradley J. Hunter, D.O. Dr. Bradley J. Hunter received his undergraduate degree at Shippensburg University and his D.O. at Western University of Health Sciences College of Osteopathic Medicine of the Pacific in 1999. He completed his residency in family practice at Albany Medical Center and is board certified by the American Board of Family Practice. He cares for newborns, children and adults, providing traditional medical as well as osteopathic care. His special interests are in osteopathic manipulative therapy and sports medicine.

Uma Jayaraman, M.D. Dr. Uma Jayaraman received her undergraduate degree from Youngstown State University and medical degree from Northeastern Ohio Universities College of Medicine. She completed her family medicine residency at Georgetown University where she also served as Chief Resident and is board certified by the American Board of Family Medicine. Prior to joining PPA, she completed a fellowship in Medical Editing and Faculty Development with American Family Physician and Georgetown University. She is currently an assistant editor for American Family Physician and an assistant professor at Georgetown University. Dr. Jayaraman practices full spectrum family medicine, providing care for infants, children and adults.

William T. Jennings, M.D. Dr. William T. Jennings received his undergraduate degrees from Guilford College and Georgia State University, and his medical degree from the Medical College of Georgia. He completed his family medicine residency at Georgetown University and is board certified by the American Board of Family Medicine. Dr. Jennings has been practicing in the Silver Spring area for the last two years before joining PPA. He cares for newborns, children, teenagers and adults for both preventive care as well as the management of acute and chronic diseases.

Richard H. Pollen, M.D. Dr. Richard H. Pollen received his undergraduate degree at Union College and his M.D. at University of Rochester. He completed his residency in internal medicine at the University of Washington and his fellowships in endocrinology at the University of Washington and University of California – San Francisco. He is board certified by the American Board of Internal Medicine as well as by the American Board of Endocrinology. Dr. Pollen is a former Chairman of the Department of Medicine at Holy Cross Hospital and a former assistant professor of medicine at Georgetown University.


Steven M. Schwartz, M.D. Dr. Steven M. Schwartz received his undergraduate degree at Wesleyan University and his M.D. at Tufts University School of Medicine in 1994. He completed his residency in family practice at Georgetown University and is board certified by the American Board of Family Practice. He is currently an assistant professor at Georgetown University in the Department of Family Medicine and is the Clinical Clerkship Director for the Department of Family Medicine. Dr. Schwartz, whose special interests are in sports medicine, dermatology and integrative medicine, provides primary care to newborns, children and adults. He also performs osteopathic manipulative therapy.
James E. Wilson Jr., M.D. Dr. James E. Wilson Jr. received his undergraduate degree at Trinity College in Hartford, Conn., and his M.D. at the University of Guadalajara, Mexico in 1972. He completed his residency in internal medicine at Emory University and is board certified by the American Board of Internal Medicine. Dr. Wilson is fluent in Spanish.


About Our Physician Assistants

Physician Assistants (PAs) are skilled professionals who provide medical services under the supervision of the physicians. For example, PAs take medical histories, perform physical examinations, diagnose and treat illnesses and order and interpret laboratory tests. Patient education and counseling are also important aspects of a PA’s daily activities.

Kellie Power, BS, MPAS, P.A.-C Kellie Power received her Bachelor of Science in Exercise Science from Slippery Rock University in May 2003. She graduated from Saint Francis University Physician Assistant Program with a Master’s Degree in Science in May 2007. She is a Board Certified Physician Assistant.