What is the Astria Health Patient Portal? Terrace Heights Family Phys. Physician Assistant (PA) • 1 Provider. 2501 Business Ln, Yakima WA, 98901. Make an Appointment. (509) 575-4800. Terrace Heights Family Phys is a medical group practice located in Yakima, WA that specializes in Physician Assistant (PA). Providers Overview Location Reviews XX..