CMS has announced that the second semi-annual meeting of the Advisory Panel on Hospital Outpatient Payment for 2013 will take place on August 26 and 27, 2013. The purpose of the panel is to advise CMS on the clinical integrity of the Ambulatory Payment Classification groups and their associated weights, and hospital outpatient therapeutic services supervision issues. The deadline for presentations and comments is Friday, July, 19, 2013.  Registration runs from July 8, 2013 through August 9, 2013 (no registration is required for participants who plan to view the meeting via webcast).