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

STACEY-ANN GRENAN, NP

NURSE PRACTITIONER

Medical school: STATE UNIVERSITY OF NEW YORK AT STONY BROOK, SCHOOL OF MEDICINE

Graduated: 2016

NPI: 1679018444

Practice Locations (2)

SAMARITAN MEDICAL SERVICES PC

100 PORT WASHINGTON BLVD

ROSLYN, NY 115761347

5163257520

SAMARITAN MEDICAL SERVICES PC

1000 MONTAUK HWY

WEST ISLIP, NY 117954927

5167052689

Source: CMS National Downloadable File, September 2026.

STACEY-ANN GRENAN, NP | HealthCareAtlasUSA