Or. Rev. Stat. § 432.520 - Reporting requirement

All health care facilities where patients are diagnosed or treated for cancer or benign brain tumors must report each case of cancer or benign tumor to the Oregon Health Authority.  All practitioners who diagnose or treat patients with cancer or benign tumors are also required to report each case to the Oregon Health Authority.  Any clinical laboratories that diagnose cases of cancer or benign tumors must also report the cases to the Oregon Health Authority.  The Oregon Health Authority may conduct cancer studies, and may use information contained in patient medical records.