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

DEREK ANDREW HAGEN, MD

FAMILY PRACTICE

Medical school: COLLEGE OF OSTEO MED OF THE PACIFIC AT POMONA

Graduated: 1994

NPI: 1184689465

Practice Locations (1)

PERMANENTE MEDICAL GROUP INC

3800 DALE RD

MODESTO, CA 953568627

2097355000

Source: CMS National Downloadable File, September 2026.

DEREK HAGEN, MD | HealthCareAtlasUSA