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 / NY

DONALD S. CHEN, MD

INTERNAL MEDICINE

Graduated: 2000

Also: INFECTIOUS DISEASE

NPI: 1013070358

Practice Locations (2)

WESTCHESTER MEDICAL CENTER ADVANCED PHYSICIAN SERVICES PC

100 WOODS RD

VALHALLA, NY 105951530

WESTCHESTER MEDICAL CENTER ADVANCED PHYSICIAN SERVICES PC

95 GRASSLANDS RD

VALHALLA, NY 105951652

9144936940

Source: CMS National Downloadable File, September 2026.

DONALD CHEN, MD | HealthCareAtlasUSA