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 / MA

JONATHAN STANLEY WILLIAM WINALSKI, MD

GENERAL SURGERY

Graduated: 2020

NPI: 1407483811

Practice Locations (2)

280 CHESTNUT ST, FL 2

SPRINGFIELD, MA 011991000

280 CHESTNUT ST, FL 2

SPRINGFIELD, MA 011991001

Source: CMS National Downloadable File, September 2026.

JONATHAN WINALSKI, MD | HealthCareAtlasUSA