Meet The Physicians of RIA

At Radiology Imaging Associates, we believe in the power of knowledge. That’s why we work to know everything we can to create better outcomes. For you. For your patients. For the way forward.

Seth-Emil Bartel, MD, MA

Vernon Chapman, MD, MBA
Board Treasurer

Darren Cutter, MD

Keith Dangleis, MD
Chief of Nuclear Medicine

Louie Enriquez, MD, JD

Brendan Essary, MD
President, RIA & Managing Partner, Medical Imaging of Colorado

William Grande, MD

Samuel Wang, MD, FACR
Chief Medical Officer

Jared Mahan, MD

Simeon Abramson, MD

Ryan Albritton, MD

Seth-Emil Bartel, MD, MA

Andrew Fisher, MD, MBA

Matthew Fleishman, MD, FACR

Kristin Freestone, MD, FACR

Jeffrey Friedland, MD

Trey Gilbert, MD

Jean Michel Grillon, MD

Steven Heiss, MD, MA

Yu Hong, MD

Kevin Johnson, MD

Sharmila Lingam, MD
Chief of Body Imaging

Shane Morris, MD

Richard Obregon, MD, FACR

Michael Payne, MD

J. Caleb Richards, MD

Benjamin Sacks, MD

Robert Saito, MD, FACR

David Shook, MD

Jeffry Weingardt, MD

Shane C. Wheeler, MD

Kimberly Wright, MD

Ian Wright, MD

Lora Barke, DO, FACR
Chief of Breast Imaging

Brett Bartz, MD

Marjan Bolouri, MD

Kelly Borden, MD

Janice Brenneman, MD, MSN

Gitesh Chheda, MD

Kelly D'Amico, MD

Mark Dennis, MD, FACR

Christopher Ebersole, DO

Louie Enriquez, MD, JD

Scott Grosskreutz, MD, FACR

Luke Hoagland, MD

Aaron Kirkpatrick, MD

Kevin Lampert, MD

Michael Lin, MD

Elizabeth Maddox, MD

Richard Obregon, MD, FACR

Gregory C. Reuter, MD

Benjamin Sacks, MD

Stanley Smazal, MD, FACR

Amy Tolbert, MD

Kimberly Wright, MD

Simeon Abramson, MD

Matthew Fleishman, MD, FACR

J. Caleb Richards, MD

Ian Wright, MD

Gitesh Chheda, MD

Jessica Cox, DO, PhD

William Graf, MD

Andrew Wade, MD

Ming Peng, MD, FACR

Samuel Ahn, MD

Ray Bradford, MD

Tony Brown, MD

Matt Brown, MD

Richard Coursey, MD

Matthew Gipson, MD

William Grande, MD
Board Secretary

Tyler Green, MD

Ben Kassanoff, MD

Todd Kooy, MD

Eric Malden, MD, FACR
Chief of Interventional Radiology

Greg Martin, MD

Felipe Matsunaga, MD

Nishant Patel, MD, MBA

Brian Ravert, MD

Cosette Stahl, DO

Peter Stratil, MD, MBA
Medical Director RIA Endovascular

Allen Swanson, MD

Samuel Tesfalidet, MD

Sean Walker, MD

Nick Yee, MD

Daniel April, MD

Scot Campbell, MD

Gregory Czuczman, MD
Chief of Musculoskeletal Radiology

William Dunfee, MD

Christopher Ebersole, DO

Brendan Essary, MD
President, RIA & Managing Partner, Medical Imaging of Colorado

Samuel Fuller, MD

Scott Grosskreutz, MD, FACR

Paul Hsieh, MD

Michael Otte, MD, FACR

Andrew Sonin, MD, FACR

Robert Stone, MD

Adam Williams, MD

Michael Yung, MD

Kenneth Allison, MD

John Anderson, DO

Cameron Bahr, MD

Malay Bhatt, MD

Fernando Boschini, MD

Vernon Chapman, MD, MBA
Board Treasurer

Nathan Coleman, MD

Ryan Crete, MD

Darren Cutter, MD

Elliot Dickerson, MD

David Dungan, MD, FACR

Louis Golden, MD

Ross Goldstein, MD

Phillip Gunther, MD

Jon Holstad, MD

Michael Kushdilian, MD

Jared Mahan, MD

Carrie Norris, MD

Andrew Olsen, MD
Chief of Neuroradiology

Stan Poliashenko, MD

Michael Preece, MD

Peter Ricci, MD

Appleton Scutchfield, MD

David Camacho, MD

Keith Dangleis, MD
Chief of Nuclear Medicine

Woodie Hopper, MD

Bobby Kang, MD

Joseph S. Tan, MD

Samuel Wang, MD, FACR
Chief Medical Officer

Brett Bartz, MD

James Chang, MD
Chief of Pediatric Radiology

Vernon Chapman, MD, MBA

Board Treasurer

Jeffrey Friedland, MD

Lori Wilhelm, MD

Eric Arias, MD

Benjamin Atchie, DO

Richard Bellon, MD

Donald Frei, MD

Chief of NeuroInterventional Surgery

Ian Kaminsky, MD, MS