Skip to content

Apex Vascular Expands, Welcomes Dr. Umashakar Ballehaninna to the Greater Knoxville Area

Apex Vascular proudly announces the addition of Dr. Umashankar Ballehaninna, a distinguished board-certified vascular surgeon, to its esteemed team. Dr. Ballehaninna, renowned as “Dr. B,” will begin seeing patients at Apex’s Tennova North Knoxville location starting April 1st, 2024.

Founded by vascular surgery expert, Dr. Christopher Pollock, Apex Vascular leads the region in comprehensive vascular and vein care, with locations in Lenoir City, Crossville, West Knoxville and North Knoxville.

Dr. Ballehaninna brings extensive expertise in both Vascular and General Surgery, accredited by the American Board of Surgery. Specializing in advanced endovascular skills for limb preservation, Dr. B addresses various vascular conditions, including carotid artery disease and aneurysmal diseases, offering a range of therapies for conditions like peripheral vascular disease, limb salvage and varicose veins.

“We are extremely excited to welcome Dr. Ballehaninna to the Apex team. As an exceptional vascular surgeon, he will be a valuable asset to our practice,” said Dr. Pollock. “Dr. Ballehaninna will primarily serve at our new Tennova North location, enhancing our capacity to provide quality vascular care to a broader patient base. His expertise strengthens our commitment to meeting the crucial vascular healthcare needs of our community.”

Apex Vascular invites the community to welcome Dr. Ballehaninna and experience the highest standard of vascular care. For appointments and inquiries, please contact Apex Vascular at 865-562-3232. North Knoxville / Tennova North address:
7557 A Dannaher Dr, #210, Powell TN 37849

About Apex Vascular:
Apex Vascular is East Tennessee’s leading vascular and vein care provider. The team of boardcertified vascular surgeons and vascular nurse practitioner are uniquely qualified to address the full spectrum of vascular and venous conditions, utilizing both minimally-invasive endovascular procedures AND open surgical approaches. The team continually pioneers innovative limb and life-saving procedures, setting the standard for the community and providing patients with the best outcomes possible.

• Peripheral Arterial Disease
• Limb Preservation (*including below-the-knee therapies)
• Aortic Aneurysm Repair
• Carotid & Aortic Stenting
• Dialysis Access Creation & Maintenance
• Varicose Veins & Venous Insufficiency
• Open Surgical Options Also Available

For more information or to schedule an appointment, call (865) 562-3232 or visit

More Stories