ATI Physical Therapy, Inc. is a healthcare company. The Company is an outpatient physical therapy provider in the United States. The Company specializes in outpatient rehabilitation and adjacent healthcare services, with 896 clinics located in 24 states. It offers a variety of services within its clinics, including physical therapy to treat spine, shoulder, knee and neck injuries or pain; work injury rehabilitation services, including work conditioning and work hardening; hand therapy, and other specialized treatment services. It provides services through its ATI Worksite Solutions (AWS) program, Management Service Agreements (MSA), and Sports Medicine arrangements. Its AWS is an on-site service that provides customized cost-saving injury prevention programs, work-related injury assessment services, wellness offerings and consultations for employers. Its MSA arrangements provide management and physical therapy-related services to physician-owned physical therapy clinics.