Bethesda Physicians, PC

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Expert Internal Medicine Practitioners

At Bethesda Physicians, PC in Bethesda, MD, we are an internal medicine practice with a top-quality group of doctors. Our practice is a member of the Montgomery County Medical Society, and all of our doctors are board certified in Internal Medicine. All are on staff at Suburban Hospital in Bethesda, MD.

Bethesda Physicians, PC is pleased to welcome Dr. Veronica DiFresco to our practice.


Dr. DiFresco is a seasoned practitioner in the field of Internal Medicine and is board certified in this field. She received her Medical Degree from Georgetown University in 1996 and completed her residency at Tufts-New England Medical Center in Boston. She was born and raised in Brooklyn, New York. She practiced medicine for 10 years in Rockville, MD, before joining our group.

Like other physicians in our group, Dr. DiFresco has been named one of Washingtonian Magazine’s Top Doctors and Checkbook Magazine’s Top Doctors in her field. She started with our staff in February 2014.


Dr. DiFresco is the only doctor at Bethesda Physicians, PC currently accepting new patients.

Jane H. Chretien, M.D., F.A.C.P.

Dr. Chretien is board-certified in Internal Medicine and is a Fellow of the American College of Physicians. She is a graduate of the New Jersey College of Medicine and of the Harvard School of Public Health. She completed her residency at Bellevue/Cornell Medical Center and Memorial Sloan Kettering Institute. She also completed a fellowship in Infectious Diseases at Georgetown University Medical Center. Dr. Chretien is named as one of Washingtonian Magazine’s Top Doctors in her field.

Delia R. Fine, M.D., F.A.C.P.

Dr. Fine is board-certified in Internal Medicine and is a Fellow of the American College of Physicians. She is a 1995 graduate of Georgetown University School of Medicine and completed her residency at New England Medical Center/Tufts University and Duke University Medical Center. Prior to joining Bethesda Physicians, she was on the clinical faculty at Duke University Medical Center. Dr. Fine is named as one of Washingtonian Magazine’s Top Doctors in her field.

Erica W. Hwang, M.D., F.A.C.P.

Dr. Hwang is board certified in Internal Medicine and is a Fellow of the American College of Physicians. She is a 1994 graduate of the University of Michigan School of Medicine and completed her residency at the University of Michigan Medical Center. Prior to joining Bethesda Physicians, she was on the clinical faculty at Georgetown University Medical Center. Dr. Hwang is named as one of Washingtonian Magazine’s Top Doctors in her field.

Audrey P. Corson, M.D., F.A.C.P. (Retired)

Dr. Corson is board-certified in Internal Medicine and is a Fellow of the American College of Physicians. She is a graduate of the University of Colorado School of Medicine and completed her residency at Duke University; Medical Center and Mt. Zion/University of California at San Francisco Medical Center. Dr. Corson is named as one of Washingtonian Magazine’s Top Doctors in her field. Dr. Corson retired at the end of 2012 in order to devote more time to her family and to volunteer as a physician in underserved areas.