* Drexel University College of Medicine: Sidney Kimmel Cancer Center ved Thomas Jefferson University i Philadelphia tilbyr lysterapibehandling for SAD.
* Allegheny Health Network: Allegheny General Hospital i Pittsburgh tilbyr lysterapibehandling for SAD.
* Geisinger Health System: Geisinger Medical Center i Danville tilbyr lysterapibehandling for SAD.
* Penn State Hershey Medical Center: Penn State Milton S. Hershey Medical Center i Hershey tilbyr lysterapibehandling for SAD.
* Lesesykehus: Reading Hospital i West Reading tilbyr lysterapibehandling for SAD.
* St. Luke's University Health Network: St. Luke's University Health Network i Allentown tilbyr lysterapibehandling for SAD.