Trends in Medicare Payments for Facility Fees and Surgeon Professional Fees for Spine Surgeries. - Federico, Vincent P.; Acuna, Alexander J.; Salazar, Luis M.; Vucicevic, Rajko; Nguyen, Austin Q.; Reed, Logan; Harkin, William E.; Serino III, Joseph; Butler, Alexander J.; Colman, Matthew W.; Phillips, Frank M. (Journal of Bone & Joint Surgery, American Volume, 2025)