St. James Hospital / Services & Specialties / Orthopaedics and Physical Performance / Sports Medicine / Your Team Your Team Physicians Ali Mansour, M.D. Andrew Wilhelm, M.D. Physical Therapists Ryan Calnan, D.P.T. Kevin Walther, DPT Advanced Practice Providers Kent J. Costello, P.A.-C. Mariah K. Rittwage, P.A.-C. Sarah Ford, P.A.-C.