Global Assessment of Functioning (GAF)
Definition
A numerical scale (0-100) used by mental health professionals to rate an individual's overall psychological, social, and occupational functioning. While no longer part of the DSM-5, the GAF scale is still referenced in workers' compensation psychiatric impairment ratings under the AMA Guides 5th Edition Chapter 14.
Key Facts About GAF 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 Global Assessment of Functioning (GAF)?
A numerical scale (0-100) used by mental health professionals to rate an individual's overall psychological, social, and occupational functioning. While no longer part of the DSM-5, the GAF scale is still referenced in workers' compensation psychiatric impairment ratings under the AMA Guides 5th Edition Chapter 14.
How is global assessment of functioning calculated in California?
Global Assessment of Functioning 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.