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Gray Lyons, M.D., Ph.D.

Grafe Reid Lyons, M.D., Ph.D.

Photo of Dr. Gray Lyons, M.D., Ph.D.
  • Assistant Professor of Radiology and Radiological Science


Complex IVC Filter Retrieval, Fibromuscular Dysplasia (FMD), Interventional Radiology, IVC Filter Placement, IVC Filter Retrievals, Limb Threatening Ischemia, Renal Artery Disease, Varicose Veins, Vascular Disease , Vascular Malformations, Venous Thromboembolism more


Johns Hopkins Bayview Medical Center

4940 Eastern Avenue
Baltimore, MD 21224 map
Phone: 410-550-0214 | Fax: 410-550-1264

The Johns Hopkins Hospital

600 N. Wolfe Street
Baltimore, MD 21287 map


Dr. Grafe (Gray) Lyons is a specialist in vascular and interventional radiology. His clinical focus is in the diagnosis and treatment of arterial and venous vascular disease and minimally-invasive, image-guided procedures.

Dr. Lyons earned a B.S. from Davidson College and M.D. and Ph.D. degrees from Duke University in North Carolina. He completed internship in general surgery and residency in radiology at NewYork-Presbyterian Hospital/Weill Cornell Medicine in New York. He then completed fellowship in vascular and interventional radiology at the Miami Cardiac and Vascular Institute in Florida. Dr. Lyons joined the faculty at Johns Hopkins Medicine in 2019 as an Assistant Professor of Radiology and Radiological Science in the Division of Vascular and Interventional radiology. more


  • Assistant Professor of Radiology and Radiological Science

Departments / Divisions



  • MD, Duke University School of Medicine (2013)


  • New York-Presbyterian/Weill Cornell Medical Center / Radiology (2018)


  • Miami Cardiac & Vascular Institute / Vascular and Interventional Radiology (2019)

Board Certifications

  • Pending/Scheduled / Radiology
  • Pending/Scheduled / Vascular & Interventional Radiology

Research & Publications

Selected Publications

Lyons GR, Pua BB. Ablation Planning Software for Optimizing Treatment: Challenges, Techniques, and Applications. Tech Vasc Interv Radiol. 2019; 22:21-25

Lyons GR, Winokur RS, Pua BB. Pulmonary Cryoablation Zones: More Aggressive Ablation Is Warranted In Vivo. AJR Am J Roentgenol. 2019; 212:195-200

Lyons GR, Askin, G, Pua BB. Clinical Outcomes after Pulmonary Cryoablation with the Use of a Triple Freeze Protocol. J Vasc Interv Radiol. 2018; 29:714-21

Activities & Honors


  • Society of Interventional Radiology
  • Radiological Society of North America
  • American College of Radiology

Patient Ratings & Comments

The Patient Rating score is an average of all responses to physician related questions on the national CG-CAHPS Medical Practice patient experience survey through Press Ganey. Responses are measured on a scale of 1 to 5, with 5 being the best score. Comments are also gathered from our CG-CAHPS Medical Practice Survey through Press Ganey and displayed in their entirety. Patients are de-identified for confidentiality and patient privacy.

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