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

WILLIAM E RIETKERK, MD

DERMATOLOGY

Medical school: UNIVERSITY OF CALIFORNIA, IRVINE, CALIFORNIA COLLEGE OF MEDICINE

Graduated: 2008

NPI: 1720311400

Practice Locations (1)

J ROBERT WEST MD INC

55 ROLLING OAKS DR, SUITE 200

THOUSAND OAKS, CA 913611010

8054977539

Source: CMS National Downloadable File, September 2026.

WILLIAM RIETKERK, MD | HealthCareAtlasUSA