Directory of Services

Welcome to the Yellowstone Pathology Institute, Inc. Directory of Services

YPI is an independent reference laboratory serving many clients throughout Montana, northern Wyoming, and eastern Idaho. YPI provides the highest level of anatomic and clinical pathology results because of its commitment to quality, patient care, expertise, and professionalism. Our pathologists believe in providing locally-based testing, with rapid turn-around times, from its state-of-the-art laboratory in Billings, MT. YPI maintains CLIA certified and CAP accredited laboratories and our pathologists and technical staff are all licensed, certified, or registered with their respective certifying agencies. The YPI Directory of Services contains complete, up-to-date test information, including methodology and reporting times, collection and transportation specifications, specimen requirements, testing schedules, and CPT codes. Clients can search test requirements by alphabetical listing in the following document.

View Directory of Services PDF
View Alphabetical Test Listing

Questions regarding any testing needs may be directed to our Client Support Specialist by calling:

1-888-400-6640 x-6055