Meet Our Staff
 Marie Zahn
Office Manager
Marie Zahn joined Dr. John Collis in the Department of Neurosurgery in1965 at the Cleveland Clinic Foundation. She has been office manager of the Collis Group since 1990.
Undergraduate
Maryland Medical Secretarial School
Hagerstown, Maryland
Medical Training
School of Nursing
Cuyahoga Community College
Parma, Ohio
Kurt R. Buchholz, PA-C, RN | Androniki Christides, MS, PT | Steven Crabtree, RN, RNFA | Nancy Halkerston, RN | Shaun M. Ortega, PA-C | Lee R. Quisenberry, CSA, CST |
Mark Janack, RNFA | Marie Zahn
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