Orthopedic Institute of Pennsylvania Expands Millersburg Presence MILLERSBURG, PA (June 1, 2021) - The Orthopedic Institute of Pennsylvania (OIP) is pleased to announce the opening of its new Millersburg facility, offering neighbors in and around the area with increased access to orthopedic specialists and services, including general orthopedic care, podiatry, and physical therapy. This ....