| Business | Phone |
| American Board Of Clinical Med 801 Plainfield Rd, Darien 60561 | (630) 986-5900 |
| Du Page Pediatrics Ltd 1306 Plainfield Rd, Darien 60561 | (630) 810-0900 |
| Darien Medical Clinic 7516 S Cass Ave 15, Darien 60561 | (630) 724-9999 |
| Darien Plaza Medical Group 8105 S Cass Ave, Darien 60561 | (630) 960-2020 |