Peak Physical Therapy & Sports Performance, a South Shore practice in Braintree, Mass., is opening a new clinic in February 2020. The new clinic will join Peak’s four established clinics in Norwell, Quincy, Scituate and Hanover. An additional new location is planned for Pembroke. The Braintree clinic is set to open Feb. 1 and will offer traditional physical therapy along with many of Peak’s specialized programs.