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

BRIAN C PATTERSON, MD

GENERAL SURGERY

Medical school: WRIGHT STATE UNIVERSITY BOONSHOFT SCHOOL OF MEDICINE

Graduated: 2016

Also: GENERAL PRACTICE

NPI: 1518321157

Practice Locations (3)

SOUTHERN CALIFORNIA PERMANENTE MEDICAL GROUP

9961 SIERRA AVE

FONTANA, CA 923356720

9094275000

SOUTHERN CALIFORNIA PERMANENTE MEDICAL GROUP

2295 S VINEYARD AVE

ONTARIO, CA 917617925

9097245000

PAUL J WISNIEWSKI DO INC

33404 JAMES STEWART CIR

YUCAIPA, CA 923996437

4073356950

Source: CMS National Downloadable File, September 2026.