MSO of Puerto Rico, Inc. (a Business Associate) reported to HHS OCR on 2010-02-17 a Theft-classified breach affecting 1,907 individuals. The BA erroneously merged two mailing lists, disclosing PHI—including names, internal ID numbers, and number of emergency room visits—via Paper/Films. The BA established a quality control process for outgoing mail; the CE implemented additional QC policies and retrained all staff on privacy and security procedures following OCR investigation.
Affected (this filing): 1,907