| Business | Phone |
| Advanced Pain & Balance Ctr 4400 Sergeant Rd 216, Sioux City 51106 | (712) 274-6202 |
| Mercy Medical Center Laboratory 801 5th St, Sioux City 51101 | (712) 279-2095 |
| Pathology Medical Svc 2720 Stone Park Blvd, Sioux City 51104 | (712) 279-3216 |
| Horizon Biomedical 3917 Floyd Blvd, Sioux City 51108 | (712) 252-3109 |