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

FREDERICK R SANTIAGO, MD

INTERNAL MEDICINE

Graduated: 1989

NPI: 1538598412

Practice Locations (2)

HEALTHCARE PARTNERS AFFILIATES MEDICAL GROUP

824 E CARSON ST, SUITE 104

CARSON, CA 907452262

3108309706

HEALTHCARE PARTNERS AFFILIATES MEDICAL GROUP

1300 W 7TH ST

SAN PEDRO, CA 907323505

3108323311

Source: CMS National Downloadable File, September 2026.