Karen Zapf and Adam Brandolph report that as many as 322 UPMC employees have been affected by the breach, the system said last week. Read more on TribLive.
Note that although the TribLive headline and story referred to this as a UPMC breach, I don’t think it’s actually been confirmed that UPMC had a breach, although it certainly seems likely. I have emailed UPMC to get clarification on that and will update this post if/when I get a response.