Student Health Services has a dedicated staff of Physicians, Physician Assistants, Nurse Practitioners, and Nurses. Our team works together to provide safe, effective, appropriate health care services for the CMU community. 


Our Family Practice Board Certified physicians come from a variety of backgrounds.

Dr. Noshir AmariaNoshir Amaria, D.O., A.T.C.
Doctor of Osteopathy

Education & Certifications:
D.O., Michigan State University
American Board of Family Medicine
American Osteopathic Board of Neuromusculoskeletal Medicine
Certified Athletic Trainer

Dr. Bobbi JorkosBobbi Jorkos, M.D.
Medical Doctor

Education & Certifications:
M.D., Medical College of Ohio
American Board of Internal Medicine

Jennifer Trpkovski, D.O., CAQSM
Doctor of Osteopathy

Education & Certifications:
D.O., Lake Erie College of Osteopathic Medicine
American Osteopathic Board of Family Medicine
American Osteopathic Conjoint Sports Medicine Examination

Dr. Yonder Sarah A. Yonder, M.D.
Medical Doctor

Education & Certifications: 
M.D., St. Georges University
American Board of Family Medicine
Joined the staff of Student Health Services in 2006.


Physician Assistants

Our high qualified physician assistants (PAs) are certified by the National Commission on Certification of Physician Assistants and functions under the supervision of our licensed physicians.

Kathryn Lynch, PA-C
Physician Assistant

Melissa WhiteMelissa White, PA-C
Physician Assistant

Nurse Practitioners

Richele Macht, FNP
Family Nurse Practitioner

Ann-Marie WigginsAnn-Marie Wiggins, FNP
Family Nurse Practitioner

Nursing Staff

UHS nursing staff has over 100 years of combined experience. The nurses at UHS have extensive backgrounds in many areas such as medical surgical, emergency room, cardiac, family practice, obstetrics, radiology, and public health.

Lora ZenzLora Zenz, R.N.
Registered Nurse, Nursing Supervisor


Marty CarpenterMarty Carpenter, L.P.N.
Licensed Practical Nurse

Brittany Herrick, M.A.
Certified Medical Assistant

Jill SteffkeJill Steffke, R.N.
Registered Nurse

Heather WezenskyHeather Wezensky, R.N.
Registered Nurse