Home Health Care CAHPS (HHCAHPS) Survey results based on responses from patients who received home health care from Medicare-certified home health agencies (HHAs) between January 2012 and December 2012 are now reported on the Home Health Compare page on the CMS website. HHCAHPS Survey results are updated each calendar year quarter and published on Home Health Compare. This data allow you to compare the quality of care provided by Medicare-certified home health agencies throughout the nation.