Core Faculty
Debbie Silkwood-Sherer, PT, DHS, HPCS

Director, Doctor of Physical Therapy Program | Professor
1232 Health Professions Building 
989-774-1337 | silkw1d@cmich.edu


John M. Andraka, PT, DPT, OCS, CSCS
Director, PT Clinical Services | Assistant Professor
1243 Health Professions Building
989-774-3461 | andra1j@cmich.edu
Elaine Filusch Betts, PT, PhD, FACSM
Professor | 2203 Health Professions Building
989-774-2356 | betts1ef@cmich.edu
Karen Grossnickle, PT, MSPT
Regional Clinical Coordinator | Assistant Professor
1238 Health Professions Building
989-774-2858 | gross1ke@cmich.edu


Peter Loubert, PT, PhD, ATC
Houghton Site Director | Professor
Suite 300, ATDC/MTU, Houghton, MI
906-487-2345 | peter.v.loubert@cmich.edu
Elizabeth Mostrom, PT, PhD
Director, Clinical Education | Professor                                                         
1219 Health Professions Building
989-774-2349 | elizabeth.mostrom@cmich.edu

Jan Perkins, PT, PhD
Professor | 2202 Health Professions Building
989-774-1297 | jan.perkins@cmich.edu


Jennifer Sansom, PT, MPT, MS, PhD
Assistant Professor | 1242 Health Professions Building
989-774-4366 | sanso1jk@cmich.edu 

Ksenia Ustinova, PT, PhD

Professor | 1235 Health Professions Building
989-774-2699 | ustin1k@cmich.edu


J. Tim Zipple, PT, DScPT, OCS, FAAOMPT
Associate Professor | 1234 Health Professions Building
989-774-6579 | tim.zipple@cmich.edu

Herm Triezenberg,​ Professor Emeritus
989-774-2347
​ ​ ​
Regional Clinical Coordinators
Linda M. Hall, PT, MS, DPT
Regional Clinical Coordinator | Assisant Professor 
989-774-2347 | hall2lm@cmich.edu
Kristin VanderArk, PT, MS, NCS
Regional Clinical Coordinator | Assistant Professor
989-774-2347 | vande9kl@cmich.edu
​​Caroline Gwaltney, PT, MS, CWS
Regional Clinical Coordinator | Assistant Professor
906-487-3244 | gwalt1c@cmich.edu