HealthCareAtlasUSA

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

OWEN J ONEILL, MD

INTERNAL MEDICINE

Graduated: 1987

Also: UNDERSEA AND HYPERBARIC MEDICINE

NPI: 1447290119

Practice Locations (1)

777 N BROADWAY, SUITE 310

SLEEPY HOLLOW, NY 105911040

9143666665

Source: CMS National Downloadable File, September 2026.

OWEN ONEILL, MD | HealthCareAtlasUSA