The NTC Community Clinic is the Ninilchik Tribe's Indian Health Service provider and any IHS eligible person or family can be seen at the clinic, regardless of tribal affiliation or blood quantum. ... Patient Portal & Online Bill Pay. The NTC Community Clinic is pleased to offer our patients 24/7 access to their medical records free of charge.Contact‧Become a Member‧Culture & Arts‧Tribal Services‧Local Resources‧About The Tribe.