M
IMEPro
Impairment Rating
Updated March 2026

Overlap of Impairment

Definition

A situation where impairment ratings for two or more conditions cover overlapping functional deficits, requiring adjustment to avoid double-counting the same functional loss. The evaluating physician must identify and account for overlap when multiple body parts or conditions produce impairment in the same functional domain.

Key Facts About Overlap of Impairment in 2026

QME Physicians in CA

~2,500

Evaluation Fee Range

$2,500-$4,000

Report Deadline

30 days

Avg AI-Assisted Turnaround

14 days

Related Terms

Frequently Asked Questions

What is a Overlap of Impairment?

A situation where impairment ratings for two or more conditions cover overlapping functional deficits, requiring adjustment to avoid double-counting the same functional loss. The evaluating physician must identify and account for overlap when multiple body parts or conditions produce impairment in the same functional domain.

How is overlap of impairment calculated in California?

Overlap of Impairment in California workers' compensation is typically determined using the AMA Guides to the Evaluation of Permanent Impairment, 5th Edition (2001). QME and AME physicians use standardized rating methods to ensure consistency across evaluations.