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

MATTHEW LOUIS HOLZNER, MD

GENERAL SURGERY

Medical school: GEORGE WASHINGTON UNIVERSITY SCHOOL OF MEDICINE

Graduated: 2014

NPI: 1457770307

Practice Locations (1)

ICAHN SCHOOL OF MEDICINE AT MOUNT SINAI

5 E 98TH ST, BOX 1104

NEW YORK, NY 100296501

2122418035

Source: CMS National Downloadable File, September 2026.

MATTHEW HOLZNER, MD | HealthCareAtlasUSA