GZ1 — ICD-10-PCS Procedure Codes
- GZ1 Mental Health, Psychological Tests
- GZ10ZZZ Psychological Tests, Developmental billable
- GZ11ZZZ Psychological Tests, Personality and Behavioral billable
- GZ12ZZZ Psychological Tests, Intellectual and Psychoeducational billable
- GZ13ZZZ Psychological Tests, Neuropsychological billable
- GZ14ZZZ Psychological Tests, Neurobehavioral and Cognitive Status billable