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

JAMES COLLEN, MD

NEUROLOGY

Medical school: OHIO STATE UNIVERSITY COLLEGE OF MEDICINE

Graduated: 2015

NPI: 1851845945

Practice Locations (1)

THE NEUROLOGY GROUP INC

630 N 13TH AVE, SUITE B

UPLAND, CA 917864978

9099822719

Source: CMS National Downloadable File, September 2026.

JAMES COLLEN, MD | HealthCareAtlasUSA