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

STEVEN S WEISS, NP

NURSE PRACTITIONER

Graduated: 2016

NPI: 1215176094

Practice Locations (2)

JOHN T MATHER MEMORIAL HOSPITAL

70 N COUNTRY RD, SUITE 302

PORT JEFFERSON, NY 117772161

6314762767

JOHN T MATHER MEMORIAL HOSPITAL

75 N COUNTRY RD

PORT JEFFERSON, NY 117772119

6314731320

Source: CMS National Downloadable File, September 2026.