Acute-care hospitals participating in the Inpatient Quality Reporting Program must report fourth-quarter 2014 data for health care personnel flu vaccination and certain infection measures to the National Healthcare Safety Network by May 15. The infection measures include intensive care unit data on central line-associated blood stream and catheter-associated urinary tract infections; surgical site infection; Methicillin-resistant Staphylococcus aureus; and Clostridium difficile. Cancer hospitals participating in the Prospective Payment System-Exempt Cancer Hospital Quality Reporting Program also must report CLABSI and CAUTI ICU data and SSI data by May 15. For guidance on submitting data, visit www.cdc.gov/nhsn/cms/index.html