Quest Diagnostics

Lab Testing at Encore Healthcare Services Llc

Quest partner location in Hannibal, MO 63401.

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 573-603-1062 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

2800 Saint Marys Ave Ste B
Hannibal, MO 63401
Marion County

573-603-1062

Hours

Monday	Closed
Tuesday	9:00 AM – 4:00 PM
Wednesday	9:00 AM – 4:00 PM
Thursday	9:00 AM – 4:00 PM
Friday	Closed
Saturday	Closed
Sunday	Closed

Nearby alternatives

Pike County Memorial Hospital
2305 Georgia St, Louisiana, MO 63353
25.1 mi
Pcmh Clinic - Bowling Green
1015 W Adams St, Bowling Green, MO 63334
27.3 mi
Pcmh Clinic - Vandalia
425 N Galloway Rd, Vandalia, MO 63382
28.3 mi
Alcohol & Drug Dependency Keokuk
928 Main St, Keokuk, IA 52632
47.9 mi
Mercy Hospital Lincoln Ucc
1000 E Cherry St, Troy, MO 63379
54.8 mi

About this location

Quest 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.