Long-Term Care Hospital Improvement Act of 2011 - Amends title XVIII (Medicare) of the Social Security Act with respect to long-term care hospitals to specify: (1) the criteria for preadmission patient screening and for admission following a face-to-face evaluation by a physician, (2) core services and patient care requirements, and (3) discharge criteria.
Reduces from 48 hours to 24 hours of admission the deadline by which long-term care hospitals must validate that patients meet admission criteria.