Social Security Attorney Fee Payment System Improvement Act of 2002

Social Security Attorney Fee Payment System Improvement Act of 2002 - Amends title II (Old Age, Survivors and Disability Insurance) (OASDI) of the Social Security Act (SSA) to set a cap of $75 on assessments owed by attorney representatives upon receiving payment for representing a successful claimant for past-due benefits.

Amends title XVI (Supplemental Security Income) (SSI) of the Social Security Act to extend a similar payment system to attorney representatives of claimants who obtain a favorable court judgment for past-due SSI benefits. Sets a cap to such an attorney payment by the Commissioner of Social Security of 25% of the amount of such past-due benefits.