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

JOSHUA R OLSTEIN, MD

GASTROENTEROLOGY

Medical school: UNIV OF PITTSBURGH SCHOOL OF DENTAL MEDICINE

Graduated: 2004

Offers telehealth

NPI: 1346446580

Practice Locations (4)

GASTROINTESTINAL CARE OF LONG ISLAND PLLC

187 VETERANS BLVD

MASSAPEQUA, NY 117584982

5167955523

GASTROINTESTINAL CARE OF LONG ISLAND PLLC

500 NEW HEMPSTEAD RD, SUITE A

NEW CITY, NY 109561143

8453623200

MONTEFIORE NYACK HOSPITAL

160 N MIDLAND AVE, NYACK HOSPITAL

NYACK, NY 109601998

8453482000

BON SECOURS CHARITY HEALTH SYSTEM MEDICAL GROUP, P.C.

255 LAFAYETTE AVE

SUFFERN, NY 109014812

8453685000

Source: CMS National Downloadable File, September 2026.

JOSHUA OLSTEIN, MD | HealthCareAtlasUSA