LOCATIONS Catalyst Medical Group has three locations to conveniently serve your medical needs. Specialty All Specialties Behavioral Health Coumadin Clinic Dermatology Ear, Nose and Throat Express Care Family Practice Foot and Ankle Medicine and Surgery Internal Medicine Laboratory and Testing Services Obstetrics and Gynecology Occupational Medicine Pediatrics Podiatry Radiology Urology Providers All Providers Craig Ambroson, M.D. Barbara Arnzen, P.A.-C Danielle Barnes, P.A.-C Geneen Bigsby, D.O. Natale Carasali, M.D. Stephanie Carpenter, F.N.P., P.M.H.N.P. Todd Carpenter, F.N.P. Carol Chandler, N.P. Timothy Dykstra, D.O. Melanie Eggleston, M.D. Carol Ellis, F.N.P. Eric Fast, F.N.P. Thad Giblette, NP Andrea Hedrick, M.S.N. C.N.M. Rebecca Horne, N.P. Lynley James, F.N.P. Darby Justis, M.D. Theodore Krisher, M.D. Bob Mahal, N.P. Cheryl Mallory, M.D. Kathy Morris, F.N.P. Todd Parkey, M.D. David Petersen, M.D. David Rice, 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. Coral Tieu, M.D. Thomas Tieu, M.D. Sean Urquhart, M.D. Neil Washington, D.P.M. Alex Watson, M.D. Charla Willis, M.D. Valley Medical Center Clarkston Valley Medical Center Lewiston
