Neighbor Islands Veterans Health Care Improvements Act of 2005

Neighbor Islands Veterans Health Care Improvements Act of 2005 - Directs the Secretary of Veterans Affairs to assign an additional counselor to the vet center: (1) on the island of Maui, Hawaii; and (2) in Hilo, Hawaii.

Directs the Secretary to establish and operate a: (1) new vet center on the island of Oahu, Hawaii; and (2) satellite health care clinic on each of the islands of Lanai and Molokai. Authorizes the Secretary to establish and operate a medical care clinic on the west side of Kauai Island.

Directs the Secretary to: (1) establish and operate on Oahu a medical care foster program; (2) assign appropriate additional clinical staff to specified community based outpatient clinics in Hawaii; and (3) establish and operate in Hilo a new center for the provision of veterans' mental health care and services.

Directs the Secretary to study and report to the congressional veterans' committees on the demand for and access to specialized care and fee-basis care from the Department of Veterans Affairs for veterans on the neighbor islands of Hawaii.

Authorizes the Secretary to carry out a major medical facility project for the construction of a mental health center at Tripler Army Medical Center, Hawaii.