What is the hawaii health systems corporation? The Hawaii Health Systems Corporation (HHSC) is a unique organization. In very few other locales is the state the principal provider of institutional medical care to its citizens.How do i contact the hawaiian medical office in hawaii? Address: 79-1019 Haukapila Street Kealakekua, HI 96750 Phone:(808) 322-9311 General Fax Line: (808) 322-4488 Secure Fax Lines: Medical Records: (808) 322-0845 Medical Staff Services: (808) 322-4581 Phone Directory Quick LinksHow to contact the hospital in hilo hawaii? Hilo Medical Center Main. 1190 Waianuenue Avenue, Hilo, HI 96720. (808) 932-3000. Patient Information. (808) 932-3000. Hospital Patient Billing. (808) 932-3420. Clinic Patient Billing. (808) 932-4300.What is the history of kauai region healthcare facilities? The Kauai Region Healthcare Facilities were established in 1996 through the passage of Act 262 of the Hawaii State legislature. Through this passage, the Hawaii Health Systems Corporation (HHSC) was formed.