Payment Card Industry Data Security Standard (PCI DSS) is the defining criteria by which any organization that accept credit cards achieve compliance. PCI DSS establishes baseline standards by which Personally Identifiable Information (PII) is handled.
HIPAA is the Health Insurance Portability and Accountability Act of 1996. This Federal government rule was enacted in order to enable the portability of health insurance, assure patience access to their health information, establish security standards for the handling of health information, accountability, and hold those how mishandle or abuse this data accountable.