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Locations and Hours

The Diagnostics Center is just inside the main entrance of Atrium Medical Center.

Atrium Medical Center
One Medical Center Dr.
Middletown, OH  45005-1066

Hours of Operation

Diagnostic services are available 24 hours a day, seven days a week, 365 days a year.

Outpatient Collection:

  • Monday through Friday 6:00 am to 9:00 pm
  • Saturday 7:00 am to 3:30 pm
  • Sunday 7:00 am to 11:00 am

Contact Information
For information, call (513) 420-5004.

Additional Outpatient Lab Collection Sites

Atrium Medical Center offers additional lab facilities located near where you live or work. Services are provided with a valid physician order. No appointments are necessary.


Grand Medical Plaza
4216 Grand Avenue
Middletown, OH  45044

Monday through Friday, 7:00 am to 3:30 pm

Contact Information:
For information, call (513) 420-9980.


1248 Columbus Avenue
Lebanon, OH  45036

Contact Information:
Call (513) 932-1372 for available hours.
Fax: (513) 932-5372

Hamilton (Walden Ponds)

5971 Golf Club Lane
Hamilton, OH 45011

Contact Information:
Call (513) 785-4304 for available hours.
Fax: (513) 785-4332


6860 Tylersville Road
Mason, OH 45040
Enter from Butler-Warren Road.

Contact Information:
Call (513) 701-5520 for available hours.
Fax: (513) 701-5522

View our printable locations map.