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Doctors / HI

DEREK R ILLASTRON, MD

HOSPITALIST

Graduated: 2005

Also: INTERNAL MEDICINE

NPI: 1790949956

Practice Locations (3)

HAWAII PERMANENTE MEDICAL GROUP INC

3288 MOANALUA RD

HONOLULU, HI 968191469

8084320000

HAWAII PERMANENTE MEDICAL GROUP INC

221 MAHALANI ST

WAILUKU, HI 967932526

8082449056

HAWAII PERMANENTE MEDICAL GROUP INC

55 MAUI LANI PKWY

WAILUKU, HI 967932416

8082436050

Source: CMS National Downloadable File, September 2026.

DEREK ILLASTRON, MD | HealthCareAtlasUSA