The Indian Health Service is seeking Indian-owned and other capable firms to provide Coding Reference Software Services under NAICS 541519. Responses are due by July 8, 2026, at 4:00 PM Mountain Daylight Time. No budget amount is specified, and the location for performance is not mentioned. This is a sources-sought notice for market research only, not a solicitation. Interested parties must be registered in SAM.gov and submit a company profile and capability statement to the Contract Specialist.