SPECIALTIES Catalyst Medical Group has over a diverse range of preventive, diagnostic, and treatment specialties and services. Locations All Locations Lewiston Orthopaedics Valley Medical Center Providers All Providers Craig Ambroson, M.D. Barbara Arnzen, P.A.-C Danielle Barnes, P.A.-C Bryan J. Beardsley, M.D. Geneen Bigsby, D.O. Steven Boyea, M.D. Natale Carasali, M.D. Stephanie Carpenter, F.N.P., P.M.H.N.P. Todd Carpenter, F.N.P. Carol Chandler, N.P. Gregory D. Dietrich, M.D. Timothy Dykstra, D.O. Melanie Eggleston, M.D. Carol Ellis, F.N.P. Timothy Flock, M.D. Thad Giblette, NP Regan Hansen, M.D. Andrea Hedrick, M.S.N. C.N.M. James Maguire, D.O. Lynley James, F.N.P. J. Adam Jelinek, M.D. Darby Justis, M.D. Lindsay Kern, M.D. Theodore Krisher, M.D. Bob Mahal, N.P. Cheryl Mallory, M.D. Kathy Morris, F.N.P. Rychael Morton, P.A.-C Greg Obray, P.A.-C Todd Parkey, M.D. Bret Paulson, P.A.-C David Petersen, M.D. Anita Ringering, F.N.P. Zach Ripley, D.O. Angela Roth (Richmond), M.D. Andy Schug, P.A.-C. Gregory Schultz, M.D. Carmen Stolte, F.N.P. Kaden Thueson, P.A.-C Victoria Cruz, N.P. Neil Washington, D.P.M. Alex Watson, M.D. DeWayne L. Weaver, M.D. Tysen Weber, M.D. Charla Willis, M.D. Alexis Zander, P.A.-C Behavioral Health Coumadin Clinic Dermatology Express Care Family Practice Foot and Ankle Medicine and Surgery Hand Surgery Internal Medicine Laboratory and Testing Services Obstetrics and Gynecology Occupational Medicine Orthopaedic Surgery Pediatrics Podiatry Radiology Spine Surgery Sports Medicine Urology Find Your Nearest Location Locations
