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

DANIEL H NULL, MD

INTERNAL MEDICINE

Medical school: UNIVERSITY OF CALIFORNIA, SAN FRANCISCO SCHOOL OF MEDICINE

Graduated: 1990

Offers telehealth

NPI: 1689638744

Practice Locations (2)

UCSF MEDICAL GROUP BUSINESS SERVICES

400 PARNASSUS AVE

SAN FRANCISCO, CA 941432202

4154761000

UNIVERSITY OF CALIFORNIA SAN FRANCISCO

400 PARNASSUS AVE, MCB300

SAN FRANCISCO, CA 941430810

4154761000

Source: CMS National Downloadable File, September 2026.

DANIEL NULL, MD | HealthCareAtlasUSA