Precision Aesthetics MD 10 WEST 74TH STREET SUITE 1A, NY, NY 10023 USA Phone: 212 799 1411 http://www.precisionaestheticsmd.com Thermage® is a FDA-cleared non-surgical procedure that uses radiofrequency energy to help smooth, tighten and contour skin for an overall younger looking appearance. Thermage® works by heating the under layer of the skin, known as the dermis. This heat causes collagen creation, called neocollagenesis.