Laboratory Specimen Collection Sites

MercyOne North Iowa’s Laboratory provides multiple, convenient specimen collection sites to meet your testing needs. They include:

• Hospital Laboratory: located on the second floor at MercyOne North Iowa Medical Center, 1000 4th Street S.W., Mason City, Iowa. 
   
• Outpatient drawing station: located on the first floor of MercyOne North Iowa Medical Center, adjacent to the Patient Registration area. This collection site is available for patients from 6:30 a.m. - 4:30 p.m., Monday through Friday. 
   
• MercyOne North Iowa Cancer Center Laboratory: located in MercyOne North Iowa Cancer Center, 1000 4th Street S.W., Mason City, Iowa. This collection site is available for patients from 7:30 a.m. - 4:00 p.m., Monday through Friday.