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

JOHN T PIETRZAK, CP

CLINICAL PSYCHOLOGIST

Graduated: 2011

NPI: 1922480946

Practice Locations (1)

9709 ARTESIA BLVD, SUITE 101

BELLFLOWER, CA 907068007

3106637163

Source: CMS National Downloadable File, September 2026.

JOHN PIETRZAK, CP | HealthCareAtlasUSA