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

ABIGAIL POSNER, PA

PHYSICIAN ASSISTANT

Graduated: 2018

NPI: 1609367804

Practice Locations (2)

GASTROENTEROLOGY ASSOCIATES LLP

6935 ELAINE DR

NIAGARA FALLS, NY 143042875

7166265250

GASTROENTEROLOGY ASSOCIATES LLP

60 MAPLE RD, SUITE 1

WILLIAMSVILLE, NY 142212917

7166265250

Source: CMS National Downloadable File, September 2026.

ABIGAIL POSNER, PA | HealthCareAtlasUSA