LOCAL HEALTHCARE PROVIDERS
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1537 providers
Availability last updated 02/06/2026
Arthur Clark, MD
Radiologist
7999 Philips Hwy
Suite 311
Jacksonville, FL 32256
Mark Zombek, MD
Radiologist
271 Central Ave
Bethpage, NY 11714
Akilan Arumugham, MD
Radiologist
1820 Preston Park Blvd
2400
Plano, TX 75093
George Mednik, md
Radiologist
1125 N. Vermont Ave
Los Angeles, CA 90029
Thomas Madaelil, MD
Radiologist
1820 Preston Park Blvd
Suite 2400
Plano, TX 75093
Kevin Murphy, MD
Radiologist
252 West Main Street
Carmel, IN 46032
Medical School: University of Virginia School of Medicine – Charlottesville, VA
Interventional Radiology: Michigan Medicine – Ann Arbor, MI
Riverside Medical Center – Newport News, VA
Interventional Radiology: Michigan Medicine – Ann Arbor, MI
Nishant Patel, MD, MBA, is an experienced interventional radiologist working at the RIA Endovascular office in Greenwood Village, Colorado.
The son of two physicians, Dr. Patel originally studied biochemistry before graduating from the University of Virginia School of Medicine in Charlottesville, Virginia. He completed a fellowship and residency in interventional radiology at Michigan Medicine and a residency at Riverside Medical Center in Newport News, Virginia.
Dr. Patel has co-authored publications on topics including interventional radiology-operated endoscopy, interventional radiology-operated cholecystoscopy, gastroduodenal and pancreatic surgical techniques and imaging, post-operative colon and urinary diversion surgical techniques and imaging, imaging of presacral masses, and endovascular thrombolysis for extremity frostbite.
Among his honors and awards, Dr. Patel is the recipient of the American College of Radiology’s Radiology Leadership Summit Scholarship, the Michigan Society of Interventional Radiology Resident Research Award (First Place), and the ACR Gold Merit Award.
Today, Dr. Patel provides care for new and existing patients dealing with medical issues such as peripheral artery disease. He emphasizes the need for medical knowledge, imaging skills, and mental openness when interpreting imaging results. In his practice as an interventional radiologist, he works with clinicians in every specialization and provides direct patient care.
When not at work, Dr. Patel relaxes by playing volleyball and listening to electronic music at home or in concert.
Dr. Nishant Patel, MD, MBA
Radiologist
8200 E Belleview Ave
Suite 600E, East Tower
Greenwood Village, CO 80111
Education
Medical School: University of California, Los Angeles David Geffen School of Medicine – Los Angeles, CA
Internship
Internal Medicine: University of Nebraska Medical Center – Omaha, NE
Residency
Radiology: University of Nebraska Medical Center – Omaha, NE
Fellowship
Vascular and Interventional Radiology: University of New Mexico Hospital – Albuquerque, NM
Dr. Sean Walker, MD
Radiologist
8200 E Belleview Ave
Suite 600E, East Tower
Greenwood Village, CO 80111
Medical School: University of Texas Southwestern Medical School – Dallas, TX
General Surgery: Indiana University School of Medicine – Indianapolis, IN
Diagnostic Radiology: University of Texas Southwestern Medical Center – Dallas, TX
Vascular & Interventional Radiology: The Western Pennsylvania Hospital – Pittsburgh, PA
American Board of Radiology 1997
Certificate of Added Qualification in Vascular and Interventional Radiology 1999
American College of Phlebology – Member 2009
Ben Kassanoff, MD, is a board-certified vascular and interventional radiologist with RIA Endovascular serving patients in Denver, Colorado. Dr. Kassanoff is deeply committed to delivering exceptional care and innovative solutions to patients seeking treatment for various vascular and interventional radiology procedures.
Dr. Kassanoff earned his medical degree from the University of Texas Southwestern Medical School in Dallas, Texas. Continuing his medical education, Dr. Kassanoff embarked on a general surgery internship at Indiana University School of Medicine in Indianapolis, Indiana.
Dr. Kassanoff’s dedication to the field led him to pursue a residency in diagnostic radiology at the University of Texas Southwestern Medical Center in Dallas. This rigorous program provided him with a solid foundation and advanced skills in radiology.
Dr. Kassanoff sought advanced training through a fellowship at The Western Pennsylvania Hospital in Pittsburgh to refine his vascular and interventional radiology specialization.
In recognition of his expertise, Dr. Kassanoff obtained board certifications from the American Board of Radiology and a Certificate of Added Qualification in Vascular and Interventional Radiology. He also became a member of the American College of Phlebology in 2009.
Dr. Kassanoff’s areas of interest include peripheral vascular intervention, genitourinary intervention, vertebroplasty/kyphoplasty, and complex venous access procedures.
With his extensive education, certifications, and dedication to exceptional patient care, Dr. Kassanoff continues to impress patients and colleagues at RIA Endovascular.
Dr. Benjamin Kassanoff, MD
Radiologist
8200 E Belleview Ave
Suite 600E, East Tower
Greenwood Village, CO 80111
