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

ZACHARY MARK MASHAW, MD

FAMILY PRACTICE

Medical school: STATE UNIVERSITY OF NY UPSTATE MEDICAL UNIVERSITY

Graduated: 2018

NPI: 1912499146

Practice Locations (2)

ST LAWRENCE COUNTY

80 STATE HWY 310, SUITE 2

CANTON, NY 136171436

3153862325

OGDENSBURG FAMILY PRACTICE LLC

921 STATE ST

OGDENSBURG, NY 136693347

3153939268

Source: CMS National Downloadable File, September 2026.

ZACHARY MASHAW, MD | HealthCareAtlasUSA