About Upstream is the leading national provider of outpatient physical and occupational therapy services, as well as practice management services. Upstream offers a unique suite of services, including free-standing physical therapy clinics, outpatient rehabilitation management services, and a member network of rehabilitation service providers. Upstream is one of the largest and fastest growing providers in the outpatient rehabilitation market. Upstream offers a full range of customized services that are unrivaled in the industry, with a distinct focus on clinical excellence, extraordinary service, and superior patient outcomes.