The Indian Health Service (IHS) is conducting market research to identify qualified sources, particularly Indian Small Business Economic Enterprises (ISBEE) and Indian Economic Enterprises (IEE), to provide Medical Support Assistants and/or Certified Nursing Assistants for the Great Plains Area Regional Drug Dependency Unit (GPARDDU). Services will be performed on-site at the GPARDDU in South Dakota, North Dakota, and Nebraska, supporting a 24/7 residential substance use disorder treatment facility. The contract is anticipated to be Firm-Fixed-Price with a one-year base period and four one-year option periods, and a ramp-up period of up to 90 days post-award is allowed for staffing and credentialing. No specific budget amount is mentioned in the description. This is a sources sought notice only, not a solicitation, and responses are due by July 13, 2026.