Who we Are

Founded in 2004, Southwest Diagnostic Imaging is a merger between three premier radiology groups in the greater Phoenix metropolitan area. We recognize the value of every life and we are guided by our commitment to medical excellence and leadership. SDI is dedicated to our Arizona communities by providing high quality, safe, value-driven health care to all we serve. Through our affiliates, EVDI Medical Imaging, Scottsdale Medical Imaging, and Valley Radiologists, we have provided our patients, community, and medical professionals a tradition of innovation and patient-focused care for over 50 years. Together we are raising the standard of health care.

Top 25 CPTs Performed


What We Do

A radiologist is a physician who uses imaging methodologies to diagnose and manage patients and provide therapeutic options. SDI has over 100 board certified radiologists with subspecialties in neuroradiology, nuclear radiology, pediatric radiology, vascular and interventional radiology. We serve our community through more than 30 outpatient imaging centers as well as providing diagnostic and interventional radiology in several area hospitals for Banner Health, HonorHealth, and Iasis Healthcare.


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Notice of Nondiscrimination

Patient Bill of Rights


  • MRI
  • CT
  • PET/CT
  • Nuclear Medicine
  • General X-ray
  • Ultrasound
  • Bone Density Screening
  • Fluoroscopy
  • Breast Imaging & Intervention
  • Interventional Radiology
Dear Patient:

We have undergone a system change. As of April 29th, 2020, patient accounts for dates of service prior to April 29th 2019, were transferred to Bureau of Medical Economics (BME.)

To make a payment for these dates, please contact BME at 602.252.3469.

For dates of service on or after April 29, 2019, please call 1 (888) 418-4732.

Thank you for having your radiology/imaging services performed by Southwest Diagnostic Imaging.