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 / HI

RYAN A FREDERIKSEN, MD

DIAGNOSTIC RADIOLOGY

Medical school: NORTHEASTERN OHIO UNIVERSITY COLLEGE OF MEDICINE

Graduated: 2007

NPI: 1922260033

Practice Locations (11)

MEDFORD RADIOLOGICAL GROUP PC

HONOLULU, HI 96825

5416185800

MEDFORD RADIOLOGICAL GROUP PC

KAILUA, HI 96734

5416185800

RADIA OREGON RADIOLOGY MEDICAL GROUP LLC

609 MILOKAI ST

KAILUA, HI 967341624

4255631500

EVERGREEN RADIA LLC

609 MILOKAI ST

KAILUA, HI 967341624

4255631500

RADIA CALIFORNIA RADIOLOGY MEDICAL GROUP INC

609 MILOKAI ST

KAILUA, HI 967341624

4255631500

RADIA INC P S

609 MILOKAI ST

KAILUA, HI 967341624

4255631500

EVERGREEN RADIA LLC

46 -393 HOLOLIO ST

KANEOHE, HI 967444223

4255631500

RADIA INC P S

46 -393 HOLOLIO ST

KANEOHE, HI 967444223

4255631500

RADIOLOGY ASSOCIATES PA

EDMONDS, WA 98026

5016643914

SWEDISH HEALTH SERVICES

18100 NE UNION HILL RD

REDMOND, WA 980523330

4254982030

SWEDISH HEALTH SERVICES

515 MINOR AVE, SUITE 110

SEATTLE, WA 981042145

2063869699

Source: CMS National Downloadable File, September 2026.

RYAN FREDERIKSEN, MD | HealthCareAtlasUSA