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

MICHAEL J MAZZINI, MD

CARDIAC ELECTROPHYSIOLOGY

Medical school: UNIVERSITY OF COLORADO SCHOOL OF MEDICINE, DENVER

Graduated: 2002

NPI: 1073551354

Practice Locations (2)

MASSACHUSETTS GENERAL PHYSICIANS ORGANIZATION INC

55 FRUIT ST

BOSTON, MA 021142696

6177240287

WENTWORTH DOUGLASS PHYSICIAN CORPORATION

19 OLD ROLLINSFORD RD, BLDG B

DOVER, NH 038202807

6035164265

Source: CMS National Downloadable File, September 2026.

MICHAEL MAZZINI, MD | HealthCareAtlasUSA