| Business | Phone |
| Family Health Center Of Billerica 221 Boston Rd # 4, North Billerica 1862 | (978) 670-1300 |
| Merrimack Valley Pediatric Inc 221 Boston Rd # 8, North Billerica 1862 | (978) 667-9611 |
| Edward P Dancewicz Md 76 Treble Cove Rd, North Billerica 1862 | (978) 667-0713 |
| Lahey Clinic 267 Boston Rd # 20, North Billerica 1862 | (978) 663-6666 |