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 / CA

MICHAEL JOHN MAIN, MD

ALLERGY/IMMUNOLOGY

Medical school: NEW YORK UNIVERSITY SCHOOL OF MEDICINE

Graduated: 2019

Offers telehealth

NPI: 1649833005

Practice Locations (1)

REGENTS OF THE UNIVERSITY OF CALIFORNIA - UCSF

505 PARNASSUS AVE

SAN FRANCISCO, CA 941432204

4154761000

Source: CMS National Downloadable File, September 2026.

MICHAEL MAIN, MD | HealthCareAtlasUSA