Dana Dunleavy - Think Spine ProctorJ. DANA DUNLEAVY, MD

Interventional Radiologist


Meet Dr. Dunleavy

Dr. Dunleavy is the director of vascular and interventional radiology at Windsong Interventional and Vascular, a large private practice in Buffalo, NY. He is a member of the Clinical Governance Board of US Radiology Specialists, an organization of over 280 physicians that cover 60 hospitals in 14 states across the country sharing best practices to delivering quality programs. In this role he provides insight to best-in-class local and regional growth strategies for interventional practices.

Clinical and Educational Background

Dr. Dunleavy majored in neuroscience at Middlebury College, obtained his medical degree and performed his internship at the University of Vermont before completing a diagnostic radiology residency at the Johns Hopkins Hospital in Baltimore, MD, where he served as chief fellow.

Clinical Interests

Dr. Dunleavy has special interest and expertise in spine and pain intervention as well as fibroid and prostate artery embolization.

Scott Koss - Think Spine ProctorSCOTT KOSS, MD

Interventional Radiologist and Endovascular Surgeon


Meet Dr. Koss

Dr. Koss is the director of interventional oncology and interventional spine for Radiology Waukesha, a private practice radiology group in Waukesha, WI, USA, where he also serves as an executive board member. Dr. Koss is also a board member of Prohealth Care Foundation, Inc., a Waukesha-based healthcare system. He is assistant clinical professor of radiology at Medical College of Wisconsin and is board certified in diagnostic and interventional radiology.

Clinical and Educational Background

Dr. Koss received his medical degree with honors in research from the Medical College of Wisconsin where he also completed a residency in radiology and served as chief resident. He completed fellowships in cardiovascular imaging at Harvard Medical School – Brigham and Women’s Hospital as well as interventional radiology and endovascular surgery at the University of Florida.

Clinical Interests

Dr. Koss takes special interest in orthopedic/spine intervention, interventional oncology (Y-90 radiospheres, TACE, RFA, percutaneous ablation), treatment of superficial and deep venous pathology, complex endovascular repair of thoracic and abdominal aortic aneurysms, stroke neurointervention, and cardiac MRI.

Gaurav Singh - Think Spine ProctorGAURAV SINGH, MD

Radiation Oncologist


Meet Dr. Singh

Dr. Singh is a board certified radiation oncologist practicing at St. Joseph’s Medical Center of Stockton in Stockton, CA, USA. He is the medical director at St. Joseph’s Cancer Institute and chief of radiation oncology in the Dignity Health System. He serves as chairman of the St. Joseph Regional Tumor Board and is an active principal investigator for the National Cancer Institute and Alliance for Clinical Trials in Oncology.

Clinical and Educational Background

Dr. Singh majored in archaeology at U.C. Berkeley, after which he received his medical degree from The Robert Larner College of Medicine at The University of Vermont in Burlington, VT. He then completed an internship in internal medicine at University of California, San Francisco – Fresno and subsequent residency in radiation oncology at Kaiser Permanente Southern California.

Clinical Interests

Dr. Singh’s interests include stereotactic ablative body radiotherapy (SABR), immunotherapy, and oligometastatic disease state.

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