Geriatric and Chronic Care Management Act of 2005

Geriatric and Chronic Care Management Act of 2005 - Amends title XVIII (Medicare) of the Social Security Act to provide for Medicare part B (Supplementary Medical Insurance) coverage of geriatric assessments and chronic care management services for eligible individuals.

Directs the Secretary to study and report to Congress on: (1) the effectiveness of the different payment methodologies applicable with respect to chronic care management services developed and implemented under this Act; (2) the effectiveness of the pay for performance programs to serve Medicare beneficiaries with multiple chronic conditions, including dementia; (3) process measures and outcomes for Medicare beneficiaries with multiple chronic illnesses, including dementia; (4) the cost-effectiveness and quality associated with chronic care management under the Medicare program; and (5) the feasibility of broadening and incorporating the findings of the Assessing Care of Vulnerable Elders (ACOVE) study into the Medicare program.