Cancer Care Northwest P.S. reported to HHS on 2011-02-09 that a mail-merge error led to the accidental mailing of protected health information for 3,100 individuals. The breached data was on paper or films and included patient names. Though HHS classified the breach type as Theft, the summary describes an internal error. In response, the entity implemented additional safeguards and training, and OCR provided technical assistance.
Affected (this filing): 3,100