Fairfax, VA Office Location & Directions The map to this National Spine & Pain Centers office location is loading, please hang tight...Thanks! For directions to this office → select the blue pin on the map and click on the Directions link. Pain Management Doctors at our Fairfax, VA Office Rodney Dade, M.D. Mayo Friedlis, M.D. Christopher Gay, M.D. Robert Wagner, M.D. Beverly Whittenberg, M.D.