Our Team
RP Eagle Leadership Team

Byron Christie, M.D.
Diagnostic & Interventional Radiology, Interventional Pain Management, Eagle Local Practice Board Member

THOMAS S. GRIGGS, M.D.
Diagnostic & Interventional Radiology, Interventional Pain Management, Eagle Local Practice Board Member

JOSHUA A. JANSEN, M.D.
Diagnostic Radiology, Interventional Pain Management, Mammography, Eagle Local Practice Board Member

C. BRETT NELSON, M.D.
Diagnostic Radiology, Musculoskeletal Radiology, Oklahoma Regional Medical Director, Eagle Local Practice Board Member

GREG SCHUCANY, M.D.
Diagnostic Radiology, MRI Imaging – Musculoskeletal, Neuroradiology, Body, Eagle Local Practice Board Member

ANTHONY C. TOPPINS, M.D.
Diagnostic Radiology, Musculoskeletal Radiology, Practice President, Texas Regional Medical Director, Eagle Local Practice Board Member
RP Eagle

SAMANTHA CASTILLO, M.D.
Diagnostic Radiology, Musculoskeletal Radiology, Mammography, Interventional Radiology

LUKE CHAMBLESS, M.D.
Diagnostic Radiology, Mammography, Interventional Radiology

DEREK DIFFENDAFFER, M.D.
Diagnostic Radiology, Mammography

John t. Doan, MD
Diagnostic Radiology, Interventional Pain Management, Mammography

NATHAN ELFRINK, M.D.
Diagnostic Radiology, Interventional Pain Management, Mammography

Daniel Felter, M.D.
Diagnostic Radiology, Body Imaging

Brandon Hancock, M.D.
Diagnostic Radiology, Interventional Radiology

Anthony Leblanc, M.D.
Diagnostic Radiology, Musculoskeletal Radiology

LAUREN MARTINEZ, M.D.
Diagnostic Radiology, Mammography, Interventional Radiology

JASON MAY, M.D.
Diagnostic Radiology, Mammography, Interventional Radiology

CHUCK MYERS, D.O.
Diagnostic Radiology, Body Imaging

Jay Pack, M.D.
Diagnostic Radiology, Musculoskeletal Radiology

BRYAN PECK, M.D.
Diagnostic Radiology, Mammography

JAX PHAM, D.O.
Diagnostic Radiology, Mammography, Musculoskeletal Radiology

Scott Prater, M.D.
Diagnostic Radiology, Interventional Radiology

Joel Thomas, M.D.
Diagnostic Radiology, Neuroradiology

GARY WADDELL, M.D.
Diagnostic Radiology, Mammography, Interventional Radiology

MARK WHITLEY, M.D.
Diagnostic Radiology, Mammography
Support Team

Julie Bartkoski, MBA
Associate Vice President of Operations, North and West Texas

Nicole Tennant, BS
Senior Practice Director

LANA WEBB, BBA, CPA
Practice Manager

Justin Higgins
Regional IT Support Manager

THE PROVIDERS LISTED ON THIS WEBSITE ARE FOR GENERAL INFORMATION PURPOSES ONLY AND DO NOT INCLUDE ALL PROVIDERS OF PRACTICE. WHILE WE STRIVE TO KEEP THE INFORMATION UP TO DATE AND CORRECT, WE MAKE NO REPRESENTATIONS OR WARRANTIES OF ANY KIND, EXPRESS OR IMPLIED, ABOUT THE CONTENT, COMPLETENESS, ACCURACY, RELIABILITY, LEGALITY, SUITABILITY OR AVAILABILITY, WITH RESPECT TO THE PROVIDERS CONTAINED ON THIS WEBSITE.