Radiology Team

Meet Our Physicians

Radiology Associates of Abilene has assembled a team of wonderful physicians to provide our patients with the best care radiology has to offer. 

John H. Bliznak, MD

President

Grady Yoder, MD

Vice President

Clark Wiginton, MD

Secretary

Jon Anderson, MD

Michel Dumas, MD

Tracy Hines, FNP-BC

Jason Kimball, MD

Kimberly Kirschner, MD

Steven Nitke, MD

Ashish Patel, MD

John H. Bliznak, MD

President

Specialty: Neuroradiology

Diagnostic Radiology

Fellowship: University of Arizona, 2009

Residency: Tulane University, 2008

Internship: Tulane University, 2004

Medical School: Tulane University, 2003

Certification: American Board of Radiology

Certification in Neuroradiology

Grady Yoder, MD

Vice President

Specialty: Interventional Radiology, Diagnostic Radiology

Fellowship: University of South Florida, 2006

Residency: Louisiana State University, 2005

Internship: University of Texas HSC, 2001

Medical School: University of Texas HSC, 2000

Certification: American Board of Radiology

Clark Wiginton, MD

Secretary

Specialty: Musculoskeletal Radiology,

Diagnostic Radiology

Fellowship: Univ. of Texas Southwestern, 2010

Residency: UT Medical Branch, 2009

Internship: Carilion Memorial Hospital, 2005

Medical School: UT Medical Branch, 2004

Certification: American Board of Radiology

Jon Anderson, MD

Specialty: Musculoskeletal Radiology

Diagnostic Radiology

Fellowship: University of Nebraska, 2008

Residency: University of Nebraska, 2007

Internship: UT at Houston, 2003

Medical School: UT at Houston, 2002

Certification: American Board of Radiology

Michel Dumas, MD

Specialty: Cross Sectional Imaging 

Diagnostic Radiology

Fellowship: University of Michigan, 1996

Residency: Univ. of Western Ontario, 1995

Internship: Univ. of Western Ontario, 1991

Medical School: University of Ottawa, 1990

Certification: American Board of Radiology

FRCP of Canada Radio

Tracy Hines, FNP-BC

Family Nurse Practitioner

PHD Nursing: University of Texas, 2015

Masters: University of Texas, 1999

Certification: American Nursing Credentialing Center, American Association of Critical Care Nurses

Certification: American Board of Radiology

Jason Kimball, MD

Specialty:  Abdominal Imaging

Diagnostic Radiology

Fellowship:  University of Colorado, 2013

 Residency: John Peter Smith Hospital, 2012 

Internship: Wm. Beaumont Army Med., 2003 

Medical School – Kansas City University, 2002 

Certification: American Osteopathic Board of Radiology

Kimberly Kirschner, MD

Specialty: Body Imaging 

Diagnostic Radiology

Fellowship: UT Houston MD Anderson, 2010

Residency: UT Medical Branch, 2009

Internship: UT Medical Branch, 2005

Medical School: UT Medical Branch, 2004

Certification: American Board of Radiology

Steven Nitke, MD

Specialty: Nuclear Medicine

Diagnostic Radiology

Fellowship: Med. Univ. of South Carolina, 1998

Residency: University of New Mexico, 1997

Medical School: University of Minnesota, 1993

Certification: American Board of Radiology

American Board of Nuclear Medicine

Certification: American Board of Radiology

Ashish Patel, MD

Specialty: Neuroradiology 

Diagnostic Radiology

Fellowship: Univ.  of Southern California 2000

Residency: Univ. of Southern California, 1998

Internship: Univ. of Southern California, 1994

Medical School: Wayne State University 1993

Certification: American Board of Radiology

Certification in Neuroradiology