PSP Physical Therapy Our main Atlanta office and procedure center are located on Peachtree Dunwoody Road inside the Perimeter in Sandy Springs. It is conveniently located near Northside Hospital and St. Joesph’s Hosptial as well as the Medical Center Marta Station. At our Atlanta location, we can perform MRI’s as well as many procedures including: epidural steroid injections, facet injections, sacroiliac joint injections, trigger point injections, medial branch blocks, lumbar sympathetic blocks, and stellate ganglion blocks. For more information call use at (404) 843-3323 where we are here to answer any questions you may have.