Quest Diagnostics

Lab Testing at First Choice Drug Testing Llc

Drug testing partner location in Sidney, MT 59270.

Partner Location

This location is part of Quest's partner network. Services and availability may differ from a standard Quest Patient Service Center. Please call 406-488-2877 before visiting to confirm they accept your lab order.

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Note: tests available at this location depend on its services. Confirm by calling before visiting.

Address

314 S Central Ave
Sidney, MT 59270
Richland County

406-488-2877

Hours

Monday	8:00 AM – 5:00 PM
Tuesday	8:00 AM – 5:00 PM
Wednesday	8:00 AM – 5:00 PM
Thursday	8:00 AM – 5:00 PM
Friday	8:00 AM – 5:00 PM
Saturday	Closed
Sunday	Closed

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About this location

Drug testing partner location. Quest Diagnostics operates one of the largest networks of clinical laboratories in the United States, offering a wide range of diagnostic tests for patients, physicians, and employers.

Listing last updated 2026-04-25.