http://www.parkwestcwlc.com Christy discusses her new lease on life after being treated at The New Life Center for Bariatric Surgery located in Knoxville, Tennessee. Dr. Steven G. Boyce is a board-certified bariatric surgeon with over 20 years of experience in administering weight loss surgery. Dr. Boyce is proud to be one of the only practices in Eastern Tennessee to operate under the âÂÂCenter of Excellenceâ distinction.