CTCA Clinical Leadership

Eugene Ahn - Medical Director of Clinical Research & Hematologist/Oncologist

Eugene Ahn, MD

Enterprise Deputy Medical Director, Clinical Research

Jason Beland - Chair, CTCA Department of Radiology

Jason Beland, MD

Enterprise Chair Department of Radiology

Gary Bernstein, MD, FACS, MBA

Regional Chief Medical Officer

Sean Cavanaugh - Director, CTCA Genitourinary Cancer Institute

Sean Cavanaugh, MD

Enterprise Chair Department of Radiation Oncology and Genitourinary Program Director

Mashiul Chowdhury - Chief, CTCA Division of Infectious Disease, Department of Medicine

Mashiul Chowdhury, MD

Enterprise Infectious Disease Program Specialist

Pamela Crilley - Chair, CTCA Department of Medical Oncology

Pamela Crilley, DO

Enterprise Chair Department of Medical Oncology

Bruce Gershenhorn, DO

Enterprise Lung Program Director

Scott Hendrickson, DO, FACOI

Chief of Staff, CTCA Tulsa

Jeffrey Hoag, MD, MS, FCCP

Enterprise Chair, Department of Medicine

Anita Johnson - Breast Surgical Oncologist

Anita Johnson, MD, FACS

Enterprise Breast Program Director

Toufic Kachaamy - Medical Director of Interventional Gastroenterology (GI), Endoscopy and Innovation, Gastroenterologist & Advanced Endoscopist

Toufic Kachaamy, MD

Interventional Program Specialist, Director of Integrative Oncology, Medical Director of Gastroenterology and Endoscopy, CTCA Phoenix

Arturo Loaiza-Bonilla - Vice Chair, CTCA Department of Medical Oncology

Arturo Loaiza-Bonilla, MD, MSEd, FACP

Enterprise Gastroenterology Program Director, Medical Director of Clinical Research

Maurie Markman - Board Member and President, Medicine & Science

Maurie Markman, MD

President, Medicine and Science

Jeffrey A. Metts

Chief of Staff and Chief of Medicine, CTCA Atlanta

Nathan Neufeld - Chief, CTCA Division of Pain Management

Nathan Neufeld, DO

Enterprise Pain/Palliative Care Program Specialist

Ankur Parikh - CTCA Medical Director of Precision Medicine

Ankur Parikh, DO

Enterprise Precision Medicine Program Director

Chevon M. Rariy, MD

Enterprise Telehealth Program Director

Julian Schink - Chief, CTCA Division of Gynecologic Oncology, Department of Surgery

Julian Schink, MD

Chief Medical Officer

Marnee Spierer - Chief of Staff & Chief of Radiation Oncology

Marnee Spierer, MD

Chief of Staff, CTCA Arizona

Bradford Tan - Chair Department of Pathology and Laboratory Medicine

Bradford Tan, MD

Chief of Staff, CTCA Chicago, Enterprise Chair, Department of Pathology & Laboratory Medicine

Alexander E. Trebelev

Interim Chief of Staff, Chief of Diagnostic and Interventional Radiology, CTCA Philadelphia

Director of Hospital Medicine and Chief of Staff, CTCA Tulsa

Kevin Tulipana, DO, FHM