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

DOUGLAS RYAN MATSUNAGA, MD

OPHTHALMOLOGY

Medical school: UNIVERSITY OF SOUTHERN CALIFORNIA KECK SCHOOL OF MEDICINE

Graduated: 2015

NPI: 1821450818

Practice Locations (2)

RETINA VITREOUS ASSOCIATES MEDICAL GROUP

1245 WILSHIRE BLVD, SUITE 380

LOS ANGELES, CA 900174886

2134838810

PACIFIC EYE INSTITUTE A MEDICAL GROUP INC

555 N 13TH AVE

UPLAND, CA 917864904

9099828846

Source: CMS National Downloadable File, September 2026.