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

STEPHEN W HRYNIEWICKI

INTERNAL MEDICINE

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

Graduated: 1980

NPI: 1598871741

Practice Locations (1)

LONG BEACH INTERNAL MEDICAL GROUP INC A PROFESSIONAL CORPORATION

2650 ELM AVE, SUITE 307

LONG BEACH, CA 908061600

5625958549

Source: CMS National Downloadable File, September 2026.

STEPHEN HRYNIEWICKI | HealthCareAtlasUSA