GZ10ZZZPsychological Tests, Developmental

  • Billable / Specific Code
ICD-10-PCS GZ10ZZZ
CMS Source: FY 2026 ICD-10-PCS dataset. Effective Oct 1, 2025 – Sep 30, 2026.FacebookXLinkedInPrint

GZ10ZZZ is a billable ICD-10-PCS procedure code for Psychological Tests, Developmental. It is valid on HIPAA claims for fiscal year 2026 (October 1, 2025 through September 30, 2026). The root operation Psychological Tests involves the administration and interpretation of standardized psychological tests and measurement instruments for the assessment of psychological function.

Code Identity

ICD-10-PCS Code
GZ10ZZZ
Billable Status
Yes — Valid for Submission
Code Describes
Psychological Tests, Developmental
Parent Code
GZ1 Mental Health, Psychological Tests
Short Description
Psychological Tests, Developmental

PCS Table Breakdown

Each ICD-10-PCS code is built from seven characters, each an axis of the procedure. Hover or tap the icons for the official CMS definitions.

PositionDesignationValueMeaning
1SectionGMental Health
2Body SystemZNone
3Type1Psychological Tests
4Qualifier0Developmental
5QualifierZNone
6QualifierZNone
7QualifierZNone

Convert to ICD-9-PCS

Closest ICD-9-PCS equivalents for GZ10ZZZ under the General Equivalence Mappings.

94.02
Approximate match.

Similar Procedure Codes

Questions About GZ10ZZZ

Is GZ10ZZZ a billable code?

Yes. GZ10ZZZ is a complete seven-character ICD-10-PCS code, specific enough to report Psychological Tests, Developmental on inpatient claims from October 1, 2025 through September 30, 2026.

What do the characters in GZ10ZZZ mean?

GZ10ZZZ breaks down character by character: the 1st character G is the Section (Mental Health); the 2nd character Z is the Body System (None); the 3rd character 1 is the Type (Psychological Tests); the 4th character 0 is the Qualifier (Developmental); the 5th character Z is the Qualifier (None); the 6th character Z is the Qualifier (None); the 7th character Z is the Qualifier (None).

What is the ICD-9-PCS equivalent of GZ10ZZZ?

Under the General Equivalence Mappings, Psychological Tests, Developmental crosswalks to ICD-9-PCS 94.02. The mapping is approximate, so confirm it fits the documentation.