This site republishes official CMS/Medicare Care Compare data. It is not medical advice and does not recommend any specific hospital or treatment — for medical decisions, talk to a doctor.

Doctors / MD

ALLEN GILSON, MD

GERIATRIC MEDICINE

Medical school: JEFFERSON MEDICAL COLLEGE OF THOMAS JEFFERSON UNIVERSITY

Graduated: 1979

Also: INTERNAL MEDICINE

NPI: 1346241346

Practice Locations (2)

FREDERICK HEALTH HOSPITAL INC

1562 OPOSSUMTOWN PIKE

FREDERICK, MD 217024920

2402156310

6695 STONE RIDGE CT

FREDERICK, MD 217022989

3017887400

Source: CMS National Downloadable File, September 2026.