Home Health Care Access Protection Act of 2011 - Amends title XVIII (Medicare) of the Social Security Act with respect to the prospective payment system (PPS) for home health services and adjustments to it for case mix changes.
Requires for 2012 and each subsequent year that any evaluation of case mix changes and any such adjustment be made using standards developed consistent with specified processes, taking certain criteria into account.
Directs the Secretary to convene a Technical Advisory Group to advise on the development of such standards.