Our Providers

Our team of diagnostic and treatment specialists is comprised of experienced Board Certified radiologists and a highly trained and certified supporting staff who share a dedication to fast, accurate diagnoses, safe interventional procedures and close interaction with referring physicians for exceptional patient care.

JOHN M. CAIN, MD

**Medical School:** Duke University School of Medicine, Durham, NC
**Residency:** Medical University of South Carolina, Charleston, SC; Diagnostic Radiology
**Board Certification:** Diagnostic Radiology, American Board of Radiology
**Specialty:** Diagnostic Radiology

MARK ALLEN, MD

**Medical School:** Bowman Gray School of Medicine, Winston-Salem, NC
**Residency:** Medical University of South Carolina, Charleston, SC; Diagnostic Radiology
**Board Certification:** Diagnostic Radiology, American Board of Radiology
**Prior Academic Appointment:** Assistant Professor of Radiology, Medical University of South Carolina
**Special Appointments:** Medical Director, Medical Imaging Center
**Specialty:** Diagnostic Radiology

DAVID C. MCKAY, MD

**Medical School:** University of Michigan, Ann Arbor, MI
**Residency:** Medical University of South Carolina, Charleston, SC; Diagnostic Radiology
**Fellowship:** Medical University of South Carolina; Vascular and Interventional Radiology
**Board Certification:** Diagnostic Radiology, American Board of Radiology
**Specialty:** Vascular and Interventional Radiology

ROLANDO E. PRIETO, MD

**Medical School:** Ponce School of Medicine, Ponce, Puerto Rico
**Residency:** Louisiana State Medical Center, Shreveport, LA; Diagnostic Radiology
**Fellowship:** University of Florida, Gainesville, FL; Vascular and Interventional Radiology
**Board Certification:** Diagnostic Radiology, American Board of Radiology
**Specialty:** Vascular and Interventional Radiology

RALF R. BARCKHAUSEN, MD

**Medical School:** Francisco Marroquin University, Guatemala City, Guatemala
**Residency:** Long Island College Hospital, Brooklyn, NY; Diagnostic Radiology
**Fellowship:** Neuroradiology, Duke University, Durham, NC
**Board Certification:** Diagnostic Radiology, American Board of Radiology; Neuroradiology
**Specialty:** Neuroradiology

CALEB R. RIVERA, MD

**Medical School:** Louisiana State University School of Medicine, Baton Rouge, LA
**Residency:** Louisiana State University Medical Center; Diagnostic Radiology
**Fellowship:** Shands at the University of Florida, Gainesville, FL; Angiography and Interventional Radiology
**Board Certification:** Diagnostic Radiology, American Board of Radiology; Vascular and Interventional Radiology
**Special Appointments:** Chief of Vascular and Interventional Radiology, HCA Ocala
**Specialty:** Vascular and Interventional Radiology

MALCOLM E. WILLIAMSON, II, MD

**Medical School:** Wayne State University School of Medicine, Detroit, MI
**Residency:** University of South Florida; Diagnostic Radiology
**Fellowship:** Barrow Neurologic Institute, St. Joseph's Mercy Hospital; Neuroradiology
**Board Certification:** Diagnostic Radiology, American Board of Radiology; Neuroradiology
**Special Appointments:** Chief of Radiology at Bravera Health Seven Rivers
**Specialty:** Neuroradiology, Breast Imaging

EDSON G. CORTES, MD

**Medical School:** Ponce School of Medicine, Ponce, Puerto Rico
**Residency:** University of Cincinnati Medical Center; Diagnostic Radiology
**Fellowship:** Proscan Imaging Foundation, Cincinnati, Ohio; Musculoskeletal and Body MRI
**Board Certification:** Diagnostic Radiology, American Board of Radiology
**Specialty:** Musculoskeletal MRI, Body MRI

JOHN D. BOON IV, MD

**Medical School:** Medical College of Virginia, Richmond, VA
**Residency:** University of Florida Shands Hospital; Diagnostic Radiology
**Fellowship:** University of Florida Shands Hospital; Gainesville, Florida; Musculoskeletal
**Board Certification:** Diagnostic Radiology, American Board of Radiology
**Specialty:** Musculoskeletal Radiology

RYAN K. TOMPKINS, MD

**Medical School:** Mercer University School of Medicine, Macon, GA
**Residency:** University of Florida Shands Hospital, Gainesville, FL; Diagnostic Radiology
**Fellowship:** University of Florida Shands Hospital, Gainesville, FL; Musculoskeletal Radiology
**Board Certification:** Diagnostic Radiology, American Board of Radiology
**Special Appointments:** Medical Director, TimberRidge Imaging Center
**Specialty:** Musculoskeletal Radiology

BRIAN CARTWRIGHT, MD

**Medical School:** University of Florida, Gainesville, FL
**Residency:** University of Florida Shands Hospital; Diagnostic Radiology
**Fellowship:** University of Florida Shands Hospital; Gainesville, Florida; Musculoskeletal Radiology
**Board Certification:** Diplomate, Diagnostic Radiology, American College of Radiology
**Specialty:** Musculoskeletal Radiology and Breast Imaging

KAREEM I. BOHSALI, MD

**Medical School:** University of Florida, Gainesville, FL
**Residency:** University of Florida Shands Hospital; Diagnostic Radiology
**Fellowship:** Indiana University Medical Center; Indianapolis, Indiana; Vascular/Interventional Radiology
**Board Certification:** Diplomate, Diagnostic Radiology, American College of Radiology
**Special Appointments:** Chief of Radiology at HCA Ocala and HCA Ocala West Marion
**Specialty:** Vascular and Interventional Radiology

AMANDA AULLS, MD

**Medical School:** University of Florida, Gainesville, FL
**Residency:** University of Florida Shands Hospital; Radiology
**Fellowship:** University of Florida Shands Hospital; Neuroradiology
**Board Certification:** Diagnostic Radiology, American Board of Radiology, Neuroradiology
**Special Appointments:** Medical Director, Women's Imaging Center
**Experience:** Lead radiologist at the Bayfront Medical Center Breast Health Center, St. Petersburg, FL
**Specialty:** Neuroradiology and Breast Imaging

JOHN S. SCALES, MD

**Medical School:** Tulane University School of Medicine
**Residency:** University of Florida; Radiology
**Fellowship:** University of Florida; Interventional Radiology
**Board Certification:** Diagnostic Radiology, American Board of Radiology
**Special Appointments:** Chief of Radiology at AdventHealth Ocala
**Specialty:** Vascular and Interventional Radiology

JAIME L. ABESADA, MD

**Medical School:** University of Puerto Rico School of Medicine
**Residency:** University of Puerto Rico Radiology Department
**Fellowship:** Vascular and Interventional Radiology at the University of Texas MD Anderson Cancer Center
**Board Certification:** Diagnostic Radiology & Vascular and Interventional Radiology, American Board of Radiology
**Specialty:** Vascular and Interventional Radiology

LUIS A. JIMENEZ, MD

**Medical School:** University of Florida College of Medicine, Gainesville, FL
**Residency:** University of Florida College of Medicine-Jacksonville, Jacksonville, FL; Department of Radiology
**Fellowship:** University of Florida College of Medicine, Div. of Nuclear Medicine, Gainesville, FL; Department of Radiology
**Board Certification:** Diagnostic Radiology, American Board of Radiology
**Specialty:** Nuclear Medicine and Breast Imaging

CARMEN VILLANUEVA MUNOZ, MD

**Medical School:** Universidad Central del Caribe, Santa Juanita, Bayamon PR
**Residency:** VA Medical Center, San Juan, PR; University of Puerto Rico, San Juan, PR
**Fellowship:** George Washington Hospital, Washington, DC
**Board Certification:** Diagnostic Radiology, American Board of Radiology
**Specialty:** Neuroradiology

RIDGELY MEYERS
, MD

**Medical School:** Texas A&M Health Science Center College of Medicine, Bryan, TX
**Residency:** Baylor Scott & White Health, Temple, TX; Diagnostic Radiology
**Fellowship:** University of California Irvine Medical Center; Breast Imaging
**Board Certification:** Diagnostic Radiology, American Board of Radiology
**Specialty:** Breast Imaging

VIVEK KALRA, MD

**Medical School:** University of Miami Medical School, Miami, FL
**Residency:** Yale – New Haven Hospital, New Haven, CT; Diagnostic Radiology
**Fellowship:** Yale – New Haven Hospital, New Haven, CT; Neuroradiology
**Board Certification:** Diagnostic Radiology, American Board of Radiology
**Certificate of Added Qualification:** Neuroradiology, American Board of Radiology
**Specialty:** Neuroradiology

ALEXANDER QUIROZ, MD

**Medical School:** School of Medicine, Universidad LA SALLE, Mexico City, Mexico
**Residency:** Jackson Memorial Hospital/University of Miami, Miami, FL; Diagnostic Radiology
**Fellowship:** MedStar Georgetown University Hospital, Washington, DC
**Board Certification:** Diagnostic Radiology, American Board of Radiology
**Specialty:** Body Imaging and Breast Imaging

ABRAHAM J. LAJARA, MD

**Medical School:** Ponce School of Medicine
**Residency:** University of Florida College of Medicine; Hartford Hospital
**Fellowship:** Mayo Clinic; Musculoskeletal Imaging
**Board Certification:** Diagnostic Radiology, American Board of Radiology
**Specialty:** Musculoskeletal Radiology and Breast Imaging

ILIANNIE RODRIGUEZ-CHALUISANT, MD

**Medical School:** Ponce School of Medicine
**Residency:** Hartford Hospital Diagnostic Radiology Residency
**Fellowship:** UF College of Medicine; Women’s Imaging
**Board Certification:** Diagnostic Radiology, American Board of Radiology
**Specialty:** Breast Imaging

COREY M. GARVIN, MD

**Medical School:** University of South Florida
**Residency:** Medical College of Georgia Augusta University; Diagnostic Radiology
**Additional Residency:** Geisinger Medical Center; Interventional Radiology
**Board Certification:** Diagnostic and Interventional Radiology, American Board of Radiology
**Specialty:** Vascular and Interventional Radiology

LARRY C. FULLER, DO

**Medical School:** Des Moines University College of Osteopathic Medicine
**Residency:** Penn State-Hershey Medical Center; Diagnostic Radiology
**Fellowship:** University of Florida; Musculoskeletal Radiology
**Board Certification:** Diagnostic Radiology, American Board of Radiology
**Specialty:** Musculoskeletal Radiology and Breast Imaging

WILLIAM J. FORD, MD

**Medical School:** Baylor College of Medicine
Residency: University of Minnesota, Diagnostic Radiology
Fellowship: University of Minnesota, MRI/Neuroradiology
Board Certification: Diagnostic Radiology, American Board of Radiology
**Specialty:** Neuroradiology

DEEPAK VALLABHANENI, MD

**Medical School:** SUNY Upstate Medical University, Syracuse, New York
Residency: University of Florida; Diagnostic Radiology
Fellowship: Vanderbilt University, Nashville, TN; Abdominal Imaging
**Board Certification:** Diagnostic Radiology, American Board of Radiology
Specialty: Abdominal Imaging

EDWARD KESHISHIAN, MD

**Medical School:** University of South Florida Morsani College of Medicine
Residency: University of South Florida Morsani College of Medicine; General Surgery and Diagnostic Radiology
Fellowship: University of South Florida Morsani College of Medicine; Integrated Interventional Radiology
**Board Certification:** Diagnostic and Interventional Radiology, American Board of Radiology
Specialty: Vascular and Interventional Radiology

SERGIO BAERGA, MD

**Medical School:** Universidad Central de Caribe School of Medicine
Residency: Jackson Memorial Hospital / University of Miami; Abdominal Imaging
Fellowship: Jackson memorial Hospital / University of Miami; Neuroradiology
**Board Certification:** Diagnostic Radiology, American Board of Radiology
Specialty: Neuroradiology

LOURDES MONTES, MD

**Medical School:** Albert Einstein College of Medicine, Bronx, NY
**Internship:** St. Vincent’s Hospital and Medical Center, New York, NY; Pathology
**Residency:** Beth Israel Mt. Sinai School of Medicine, New York, NY; Diagnostic Radiology
**Fellowship:** Beth Israel Mt. Sinai School of Medicine, New York, NY; Mammography
**Board Certification:** Diagnostic Radiology, American Board of Radiology
**Specialty:** Breast Imaging

NELSON F. MATOS RUIZ, MD

**Medical School:** University of Puerto Rico School of Medicine, San Juan, PR
**Internship:** San Juan Bautista Medical Center, Caguas, PR
**Residency:** University of Puerto Rico School of Medicine, San Juan, PR; Diagnostic Radiology
**Fellowship:** Medical College of Georgia, Augusta, GA; Neuroradiology
**Board Certification:** Diagnostic Radiology and CAQ Neuroradiology, American Board of Radiology
**Specialty:** Neuroradiology

JASON DAVIS, MD

**Medical School:** Indiana University School of Medicine, Indianapolis, IN
**Residency:** University of Alabama at Birmingham, Birmingham, AL; Diagnostic Radiology
**Fellowship:** Mallinckrodt Institute of Radiology, St. Louis, MO; Body Imaging
**Board Certification:** Diagnostic Radiology, American Board of Radiology
**Specialty:** Body Imaging

ANDREW RITCHEY, MD

**Medical School:** University of Texas Health Science Center, Huston, TX
**Internship:** University of South Florida, Tampa, FL; General Surgery
**Residency:** University of South Florida, Tampa, FL; Interventional and Diagnostic Radiology
**Board Certification:** Diagnostic Radiology, American Board of Radiology
**Specialty:** Interventional Radiology

EDWARD R. TODD, PA

**Undergraduate:** Depauw University, Indiana; BA Biology
**Post Graduate:** Emory University School of Medicine, Atlanta, Georgia; Physician Assistant Program (PA), Master of Medical Science
**Experience:** Acting Physician Assistant across an array of surgical specialties, Ocala, Florida, 1995 - Present
**Certificate of Added Qualification:** Certified, National Commission of Certification of PAs (NCCPA)

KAREN VIDAL, PA-C

**Education:** University of Florida, Gainesville, Florida; School of Physician Assistant Studies, Bachelor of Science in Medicine with Honors
**Experience:** Acting Physician Assistant across an array of surgical specialties, Central Florida, 1994 - Present
**Certificate of Added Qualification:** Certified, National Commission of Certification of PAs (NCCPA)

ACCREDITATIONS

We take your trust and care to heart. That’s why we maintain ongoing accreditation in key diagnostic services from the American College of Radiology, so you can feel confident regarding the safety and accuracy of your care. To see specific accreditations per imaging center, please visit our Locations page.