Creating a model to more effectively treat post-acute care patients who have had hip or knee surgery.

Preventing childhood obesity.

Reducing older adults' need for surgery.

Literally paying for quality care of patients with low back pain.

If those sound like innovative approaches to improving health care, they should. Each arose from Innovation 2.0, an APTA initiative aimed at bolstering the impact of physical therapy within emerging models of health care such as accountable care organizations, bundled payment, direct access, patient-centered medical homes, prevention and health promotion, and value-based purchasing.