The Indian Health Service seeks capable Indian-owned or other firms to provide Mobile Breast Ultrasound Services, including Ultrasound Sonographers and Radiologists, at the Chinle Comprehensive Health Care Facility in Arizona. The performance period includes a one-year base period starting July 23, 2026, plus four one-year option periods. No budget amount is specified. Services will be performed at the Chinle Service Unit’s Radiology Department. This sources-sought notice is for market research only, not a solicitation.