ICD-10-PCS Tabular Index · Section G · FY 2026 GZH

GZH Group Psychotherapy - None ICD-10-PCS

The GZH code range contains 2 ICD-10-PCS codes for Group Psychotherapy procedures on the none. 1 of the codes are billable and valid for inpatient claim submission in fiscal year 2026.

✓ Built from the official CMS FY 2026 datasetEffective Oct 1, 2025 – Sep 30, 2026
2
Procedure Codes
1
Billable Codes
GZH
Characters 1–3
GZ
Parent Body System

Root Operation Definition

Group Psychotherapy: Treatment of two or more individuals with a mental health disorder bybehavioral, cognitive, psychoanalytic, psychodynamic or psychophysiological means to improvefunctioning or well-being.

ICD-10-PCS

Codes in the GZH Range 2 codes · 1 billable

2 of 2 shown
  • GZH Mental Health, Group PsychotherapyNon-billable header
  • GZHZZZZ Group Psychotherapy

About the GZH Code Range

The ICD-10-PCS root operation Group Psychotherapy (GZH) pertains to therapeutic mental health services conducted in a group setting. This operation focuses on treating mental health conditions through interactive psychological treatment involving multiple patients simultaneously.

Classified under the Mental Health section, Group Psychotherapy sessions facilitate shared experiences and support among participants, often guided by a trained therapist. The included codes, such as GZH and its extended form GZHZZZZ, represent this form of therapy without specifying parameters like approach or body part, reflecting the nature of mental health interventions. Utilizing these codes accurately documents the delivery of psychological treatment designed to address emotional, behavioral, or psychiatric disorders in a group context, ensuring clear communication of the service provided.

Questions About This Page

How many billable codes are in the GZH range?

Of the 2 codes in this range, 1 are billable and valid for inpatient claim submission from October 1, 2025 through September 30, 2026. Table header codes group them but cannot be reported on claims.

What does the GZH range classify?

The range classifies Group Psychotherapy procedures, treatment of two or more individuals with a mental health disorder bybehavioral, cognitive, psychoanalytic, psychodynamic or psychophysiological means to improvefunctioning or well-being, performed on the none. Each code adds the body part, approach, device, and qualifier in characters four through seven, and links to its own reference page.

Related References

Source: CMS FY 2026 ICD-10-PCS order file and code tables, effective October 1, 2025 through September 30, 2026.