This is a market research notice from the Indian Health Service seeking capable firms, particularly Indian-owned enterprises, to provide Physician Nocturnist Services under a future Non-Personal Services Contract. The performance location is the Northern Navajo Medical Center, Shiprock Service Unit. The notice specifies a NAICS code of 621111 with a $16 million small business size standard. Responses are due by Wednesday, April 22, 2026, at 5:00 P.M. MT. This is not a solicitation, and submissions are voluntary for planning purposes only.