Neurosurgeon, Mayfield Clinic, Cincinnati, Ohio, USA

Co-Director, Gamma Knife Center, The Jewish Hospital – Mercy Health

Ronald Warnick, MD, is a neurosurgeon in the Mayfield Clinic and Co-Director of the Gamma Knife Center at The Jewish Hospital – Mercy Health, both located in Cincinnati, Ohio. Dr. Warnick’s career as a physician- researcher has spanned the entire spectrum of focused radiation techniques for brain tumors and other lesions. Since 1991 he has performed more than 3,500 stereotactic radiosurgery procedures with Novalis® or Gamma Knife® platforms.. His clinical studies published in 2009 confirmed the accuracy of frameless radiosurgery using Novalis Radiosurgery. Dr. Warnick is a board member of both the International Radiosurgery Research Foundation and the Stereotactic Radiosurgery Registry (NeuroPoint Alliance and Brainlab).

Dr. Warnick completed his neurosurgery residency at New York University and his neuro-oncology fellowship at the University of California, San Francisco. He has devoted his entire career to the compassionate care of brain tumor patients while searching for a cure through clinical trials, translational research, and education of future leaders. Dr. Warnick’s recent efforts have focused on Failure Mode and Effects Analysis (FMEA) to enhance the safety and efficiency of stereotactic radiosurgery. Dr. Warnick became an Expert Panel Member of Novalis Radiosurgery and SBRT Credentialing in March 2020.

“Stereotactic radiosurgery is a complex, multistep procedure that requires a robust quality assurance program. The Novalis Certification process involves a systematic, proactive analysis that provides external validation of a center’s safety culture thereby ensuring the highest level of patient care.”

Current Position:

Neurosurgeon, Mayfield Clinic and Co-Director, Gamma Knife Center, The Jewish Hospital – Mercy Health

Education & Professional Highlights:

1978, Undergraduate: Amherst College, Amherst, Massachusetts, USA

1982, Medical School: University of Rochester, Rochester, New York, USA

1982-1983, Internship: New York University, New York City, USA

1983-1989, Residency: Neurosurgery, New York University, New York City, USA

1989-1991, Fellowship: Neuro-Oncology, University of California, San Francisco, USA

1991-present, Neurosurgeon, Mayfield Clinic

2016-present, Co-Director, Gamma Knife Center, The Jewish Hospital – Mercy Health

1991-2017, Faculty, Department of Neurosurgery, University of Cincinnati

2002-2017, Co-Director, Precision Radiotherapy Center (Novalis Radiosurgery)

2004-2012, Chair, Mayfield Clinic

2005-2007, Chair, AANS/CNS Section on Tumors

2008-2017, Medical Director, University of Cincinnati Brain Tumor Center

2013-2017, John M. Tew, Jr. MD Chair in Neurosurgical Oncology, University of Cincinnati


American Board of Neurological Surgery
American Association of Neurological Surgeons (AANS)
American Society for Therapeutic Radiology and Oncology
Congress of Neurological Surgeons (CNS)
North American Skull Base Society
AANS/CNS Section on Tumors, Executive Committee
AANS Stereotactic Radiosurgery Registry, Board of Directors
International Radiosurgery Research Foundation, Board of Directors
Journal of Neuro-Oncology, Editorial Board
Reviewer for the Journal of Neurosurgery; International Journal of Radiation Oncology, Biology, and Physics; and World Neurosurgery

Communication language: English


Institution: Mayfield Clinic

Speciality: Neurosurgeon and Co-Director of the Gamma Knife Center at The Jewish Hospital – Mercy Health

Title: Vice Chair

Region: North America

Street: 3825 Edwards Road Suite 300

City: Cincinnati

State: OH

Zip: 45209

Office: (513) 569-5286


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