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

RONALD I LENEFSKY, MD

INTERNAL MEDICINE

Graduated: 1991

Also: INFECTIOUS DISEASE

Offers telehealth

NPI: 1588663546

Practice Locations (7)

NORTH SHORE-LIJ MEDICAL PC

500 W MAIN ST

BABYLON, NY 117023027

6314220205

NORTH SHORE-LIJ MEDICAL PC

301 E MAIN ST

BAY SHORE, NY 117068408

NORTH SHORE-LIJ MEDICAL PC

300 COMMUNITY DR LL

MANHASSET, NY 110303816

5165622229

NORTH SHORE-LIJ MEDICAL PC

330 COMMUNITY DR

MANHASSET, NY 110303816

5167082550

NORTH SHORE-LIJ MEDICAL PC

350 COMMUNITY DR

MANHASSET, NY 110303816

5165623845

NORTH SHORE-LIJ MEDICAL PC

300 COMMUNITY DR

MANHASSET, NY 110303816

NORTH SHORE-LIJ MEDICAL PC

1111 MARCUS AVE

NEW HYDE PARK, NY 110421034

Source: CMS National Downloadable File, September 2026.