21st Century Oncology CEO and key executive team

21st Century Oncology's CEO is Kimberly J. Commins-Tzoumakas. 21st Century Oncology's key executives include Kimberly J. Commins-Tzoumakas and 13 others.
Kimberly J. Commins-Tzoumakas

Kimberly J. Commins-Tzoumakas

CEO
Constantine A. Mantz

Constantine A. Mantz

Chief Policy Officer / Radiation Oncologist
Arie Dosoretz

Arie Dosoretz

Chief of Clinical Operations and Quality / Radiation Oncologist
Gustavo Olivera

Gustavo Olivera

CTO
Lenny Brunson

Lenny Brunson

Chief Information Officer
Barry Axelrod

Barry Axelrod

Chief Information Security Officer
Steven Graham

Steven Graham

Chief Accounting Officer
Betta Sherman

Betta Sherman

Chief Compliance Officer
Juli Wessel

Juli Wessel

Chief Privacy Officer
Ravi Patel

Ravi Patel

Senior Vice President, United States Operations
Timothy D. Shafman

Timothy D. Shafman

Senior Vice President, National Medical Director
Mark Zickel

Mark Zickel

Senior Vice President of Payer Contracting and Relations
Kristin Meyer

Kristin Meyer

Director, Human Resources
Amy Garrigues

Amy Garrigues

Interim General Counsel
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