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

Education/Experience: Cornell University, St. Georges University, University of Massachusetts Family Medicine Program. Board Certified in Family Medicine. College health experience (residency rotation); family practice.
Joined the staff of Student Health Services in 2006.

Dr. JacksonMatthew Jackson, D.O., C.A.Q.S.M
Athletics Medical Director and Medical Doctor/Family and Sports Medicine
Education: Touro University College of Osteopathic Medicine California, Michigan State University
Board certified in Family Medicine.
Joined the staff of Student Health Services in 2016.

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.

Melissa WhiteMelissa White, PA-C
Physician Assistant

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

Barbara ElmoreBarbara Elmore, R.N.
Registered Nurse

Brittany Herrick, M.A.
Certified Medical Assistant

Jill SteffkeJill Steffke, R.N.
Registered Nurse

Heather WezenskyHeather Wezensky, R.N.
Registered Nurse