Site PIs, Co-Investigators, and Researchers

The site principal investigators, co-investigators, and researchers will be responsible for supervision of research staff, protocol development, patient accrual, initial data submission review, analysis of outcomes, and generation of PCORI milestone reports.

Adil S. Akthar, MD

Northwestern Medicine

Site PI

Curtis Bryant, MD, MPH

UF Health Proton Therapy Institute

Proton Co-Investigator and Co-Chair of Minority Engagement Group

Jonathan Chen, MD

Seattle Cancer Care Alliance, University of Washington

Site PI

Kevin Choe, MD, PhD

Inova

Site PI

Seungtaek Choi, MD

MD Anderson Cancer Center

Site PI

Brian Chon, MD

ProCure PTC

Site PI

Curtiland Deville, MD

Johns Hopkins Sidney Kimmel Cancer Center

Site PI and Co-Chair of Minority Engagement Group

Jessie W. DiNome, MD

Thomas Jefferson University

Site PI

Michael Durci, MD

Willis-Knighton Cancer Center

Site PI

Jason Efstathiou, MD, DPhli

MGH Francis H. Burr Proton Therapy Center

Site PI

Marcio Fagundes, MD

Miami Cancer Institute – Baptist Health South Florida

Site PI

Joseph R. Grajo, MD

University of Florida

Diagnostic Radiology Coordinator

Ryan Grover, MD

Covenant Health Proton Center

Site PI 

Tyler Gunter, MD

University of Oklahoma Health Sciences Center, Stephenson Cancer Center

Site PI 

Bradford S. Hoppe, MD, MPH

Mayo Clinic (Jacksonville, FL)

Site PI

Stephen Byron “Byron” Huff, MD

REX-UNC Radiation Oncology-Raleigh (Rex Hospital)

Site PI

Arthur Y. Hung, MD

Oregon Health & Science University

Site PI

Ashesh B. Jani, MD, MSEE, FASTRO

Emory University

Site PI

Perry Johnson, PhD

UF Health Proton Therapy Institute

Physics Co-Coordinator

Christopher Jones, MD

Sutter Health

Site PI

Christopher Ryan Kelsey

Duke Radiation Oncology

Site PI

Andrew Lee, MD, MPH

Texas Center for Proton Therapy

Site PI

Baoqing Li, M.D., Ph.D.

Weill Cornell Medicine

Site PI

Stanley Liauw, MD

University of Chicago

Site PI

Andrew McDonald, MD, MS

University of Alabama at Birmingham

Site PI

David T. Marshall, MD

MUSC Hollings Cancer Center

Site PI

Nancy Mendenhall, MD

UF Health Proton Therapy Institute

University of Florida (Gainesville, FL)

COMPPARE PI and Site PI

Jeff Michalski, MD, MBA

S. Lee Kling Proton Therapy Center, Washington University

Site PI

Mark Mishra, MD

Maryland Proton Treatment Center

Site PI

Akash Nanda, MD, PhD

Orlando Health UF Health Cancer Center

Site PI

Sarah Osian, PhD

SIMED Health Psychology

Health Outcomes Researcher

Rahul Parikh, MD

Rutgers Cancer Institute

Site PI

Ryan Perkins, MD

Ackerman Cancer Center

Site PI

James Petrikas, D.O.

Texas Oncology-Plano West

Site PI

Alan Pollack, MD, PhD

University of Miami

Site PI

Carl Rossi, MD

California Protons: Proton Radiation Therapy Cancer Treatment Center

Site PI

Tyler Seibert, MD, PHD

UC San Diego Health

Site PI

Christopher Sinesi, MD

Hampton University PTI

Site PI

Xinglei Shen, MD

University of Kansas Medical School

Site PI

Anand Shivnani, MD

Texas Oncology-McKinney

Site PI

Timothy Showalter, MD

University of Virginia

Site PI

Charles B. Simone, II, MD, FACRO

New York Proton Center

Site PI

Scott Silva, MD, PhD

University of Louisville

Site PI

Jerry D. Slater, MD

James M. Slater, MD Proton Treatment & Research Center (Loma Linda, CA)

Site PI

Daniel Spratt, MD

UH Seidman Cancer Center

Site PI

Timothy Struve, MD

University of Cincinnati

Site PI

Bernard W. Taylor, MD

Texas Oncology

Site PI

Rahul Tendulkar, MD

Cleveland Clinic

Site PI

Neha Vapiwala, MD

University of Pennsylvania

Site PI

Mark Waddle, MD

Mayo Clinic, Rochester, MN

Site PI

Justin Wray, MD, PhD

Texas Oncology-Waco

Site PI

Brian Yeh, MD, PhD

Karmanos Cancer Institute

Site PI

Our list of co-investigators and researchers is updated periodically.