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

RICHARD MICHAEL TREGER, MD

NEPHROLOGY

Graduated: 2001

Also: INTERNAL MEDICINE

NPI: 1194922625

Practice Locations (1)

PHR GROUP PROVIDER ENROLLMENT UNIT

PASADENA, CA 911880001

Source: CMS National Downloadable File, September 2026.

RICHARD TREGER, MD | HealthCareAtlasUSA