Inclusion Criteria:  60 years of age and older Multiple chronic conditions (Charlson Comorbidity Index 3) Impaired physical function (<15 on 30 second sit to stand test)  Exclusion Criteria:  Life expectancy < 12 months Acute or progressive neurological disorder (e.g. Amyotrophic Lateral Sclerosis, recent stroke) Moderate to severe dementia without caregiver assistance (< 18 on telephone Montreal Cognitive Assessment (MoCA Blind) Unstable medical condition precluding safe participation in progressive rehabilitation (e.g. unstable angina)