Advanced Imaging and Subspecialty Expertise
Our Radiologists
Medical Degree: 10/2002-08/2008 Siddhartha Medical College, Vijayawada India
Internship: 07/2010-06/2011 University of Arkansas for Medical Sciences, Little Rock AR. (Radiology)
Residency: 07/2011-06/2015 University of Arkansas Medical Sciences, Little Rock AR. (Diagnostic Radiology)
Fellowship: 07/2015-06-2016 University of Arkansas Medical Sciences, Little Rock AR. (MSK/Body MRI
Board Certification: Diagnostic Radiology
Medical Degree: Southwestern Medical School at Dallas, TX
Residency: Diagnostic Radiology, Parkland Memorial Hospital in Dallas, TX
Bio: Dr. Bazan previously served as the managing partner for Radiology Associates of New Braunfels. Currently, he is the leading expert in lung cancer screening for River City Imaging Associates.
Board Certification: Diagnostic Radiology
Vice President of River City Imaging Associates
Medical Degree: Medical University of South Carolina in Charleston, SC
Residency: Diagnostic Radiology, St. Lukes/Roosevelt Hospital Center in New York, NY
Fellowship: Cardiovascular and Interventional Radiology, New York Presbyterian–Weill Cornell College of Medicine and Memorial Sloan-Kettering Hospital in New York, NY
Board Certification: Diagnostic Radiology with a Certificate of Added Qualification (CAQ) in Vascular and Interventional Radiology
President & CEO of River City Imaging Associates
Medical Degree / PhD: Neurosciences, UT Medical Branch at Galveston, TX
Residency: Diagnostic Radiology, UTMB at Galveston, TX
Fellowship: Neuroradiology, University of Wisconsin, Madison, WI
Bio: Dr. Chen is a Founding Member of RCIA
Board Certification: Diagnostic Radiology
Medical Degree: University of Kansas School of Medicine, Wichita, KS
Residency: Diagnostic Radiology, University of Kansas School of Medicine, Wichita, KS
Fellowship: Body Imaging, Baylor University Medical Center in Dallas, TX
Board Certification: Diagnostic Radiology
Medical Degree: Texas A&M Health Science Center College in College Station, TX
Residency: Diagnostic Radiology, Baylor University Medical Center in Dallas, TX
Fellowship: Nuclear Radiology, Baylor University Medical Center in Dallas, TX
Board Certification: Diagnostic Radiology with Certificate of Added Qualification (CAQ) in Nuclear Medicine
Bio: Chief Resident, Baylor University Medical Center in Dallas, TX 2008-2009
Medical School: 01/2006 Siddhartha Medical College, Vijayawada India
Internship: 07/2012-07/2013 University of Arkansas for Medical Sciences, Little Rock AR
Residency: 07/2013-07/2017 Little Rock Arkansas of Medical Sciences, Little Rock AR (Diagnostic Radiology)
Fellowship: 07/2017-07/2018 University of Miami, Miami FL. (Vascular & Interventional Radiology)
Board Certification: Interventional Radiology/Diagnostic Radiology
Chairperson of the Board of River City Imaging Associates
Medical School: University of Puerto Rico School of Medicine in Rio Piedras, Puerto Rico
Residency: Pediatrics and Diagnostic Radiology, Tulane University Medical Center in New Orleans, LA
Fellowship: Pediatric Radiology, Tulane University Medical Center in New Orleans, LA and Pediatric Radiology, Children’s National Medical Center in Washington, DC
Board Certification: Diagnostic Radiology with a Certificate of Added Qualification (CAQ) in Pediatric Radiology.
Bio: Dr. Mercado was a pediatric radiology faculty member at the UT Health Science in Houston, TX from 2000-2005. Past Chair of the Section on Radiology at the American Academy of Pediatrics, and has recently been appointed as faculty at Baylor College of Medicine/Texas Children’s Hospital. Dr. Mercado is also a Founding Member of RCIA.
Medical Degree: Uniformed Services University of the Health Sciences, Bethesda, MD
Residency: Diagnostic Radiology, Wilford Hall USAF Medical Center, Lackland AFB, TX
Bio: Dr. Osborne previously served as the managing partner for Radiology Associates of New Braunfels. Currently, he is a staff radiologist performing the vast majority of his work in mammography screening for River City Imaging Associates.
Board Certification: Diagnostic Radiology
Director of River City Imaging Associates
Medical Degree: Albert Einstein College of Medicine, Bronx, NY
Internship: Flushing Hospital Medical Center, Flushing, NY
Residency: Pediatric Radiology, Beth Israel Medical Center, Manhattan, NY
Fellowship: Cincinnati Children’s Hospital Medical Center, Cincinnati, OH
Board Certified: Diagnostic Radiology, Subspecialty in Pediatrics Radiology
Bio: Dr. Ortiz-Romero previously served as a resident in pediatric radiology at Cincinnati Children’s Hospital Medical Center in Cincinnati, OH.
Director of River City Imaging Associates
MBBS Degree: Patil Medical College, Bijapur, India
Residency: Internal Medicine, University of Illinois College of Medicine, Urbana-Champaign, IL
Residency: Diagnostic Radiology, UTMB at Galveston
Fellowship: Interventional Radiology, Mallinckrodt Institute of Radiology, Washington University in St. Louis, MO
Board Certification: Diagnostic Radiology, Vascular and Interventional Radiology
Bio: Dr. Reddy is a Founding Member of RCIA.
Medical School: University of Tennessee Health Science Center College of Medicine
Residency: Baylor College of Medicine
Fellowship: University of Texas Southwestern Medical Center
Board Certification: Diagnostic Radiology, Vascular and Interventional Radiology
Medical Degree: Johns Hopkins University, School of Medicine
Internship: Internal Medicine, Greater Baltimore Medical Center in Baltimore, MD
Residency: Diagnostic Radiology, Johns Hopkins Hospital in Baltimore, MD
Fellowship: Pediatric Radiology, Johns Hopkins Hospital in Baltimore, MD
Fellowship: Neuroradiology, Johns Hopkins Hospital in Baltimore, MD
Board Certification: Diagnostic Radiology with a Certificate of Added Qualification (CAQ) in Pediatric Radiology and Neuroradiology.
Director of River City Imaging Associates
Medical School: Texas Tech University School of Medicine
Residency: University of Texas Southwestern Medical Center
Fellowship: University of Texas Southwestern Medical Center
Board Certification: Diagnostic Radiology with a Certificate of Added Qualification (CAQ) in Neuroradiology.
Medical Degree: University of Texas Southwestern Medical Center
Residency: Diagnostic Radiology, Baylor University Medical Center in Dallas, TX
Internship: Baylor University Medical Center in Dallas, TX
Fellowship: Body MRI/Musculoskeletal Imaging, Baylor University Medical Center in Dallas, TX
Board Certified: Diagnostic Radiology
Medical Degree: Doctor of Osteopathic Medicine, Philadelphia College of Osteopathic Medicine in Philadelphia, PA
Transitional Internship: San Antonio Uniformed Services Health Education Consortium, Lackland Air Force Base in San Antonio, TX
Residency: Diagnostic Radiology, San Antonio Uniformed Services Health Education Consortium, Lackland Air Force Base in San Antonio, TX
Fellowship: Pediatric Radiology, Cincinnati Children’s Hospital Medical Center in Cincinnati, OH
Board Certification: Diagnostic Radiology with a Certificate of Added Qualification (CAQ) in Pediatric Radiology.
Bio: Dr. Zarka is an Assistant Professor of Radiology at Baylor College of Medicine. He performs all aspects of general pediatric radiology with a focus on pediatric musculoskeletal, body, and tumor imaging. His clinical and research interests also include the radiologic assessment of child abuse. Dr. Zarka joined the group full-time in 2018 after retiring from a 25-year military career in the U.S. Air Force.
Bachelor of Science: Physician Assistant Studies, University of Texas Medical Branch at Galveston, Texas
Bio: Darryl was a Biology major at the University of Houston prior to attending UTMB. Darryl is board certified by the National Commission of the American Academy of Physician Assistants.