HZ42ZZZGroup Counseling for Substance Abuse Treatment, Cognitive-Behavioral

Substance Abuse Treatment›Substance Abuse Treatment›Group Counseling
  • Billable / Specific Code
ICD-10-PCS HZ42ZZZ
CMS Source: FY 2026 ICD-10-PCS dataset. Effective Oct 1, 2025 – Sep 30, 2026.FacebookXLinkedInPrint

HZ42ZZZ is a billable ICD-10-PCS procedure code for Group Counseling for Substance Abuse Treatment, Cognitive-Behavioral. It is valid on HIPAA claims for fiscal year 2026 (October 1, 2025 through September 30, 2026). The root operation Group Counseling involves the application of psychological methods to treat two or more individuals with addictive behavior.

Code Identity

ICD-10-PCS Code
HZ42ZZZ
Billable Status
Yes — Valid for Submission
Code Describes
Group Counseling for Substance Abuse Treatment, Cognitive-Behavioral
Parent Code
HZ4
Short Description
Group Counsel for Substance Abuse, Cognitive Behavioral

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
1SectionHSubstance Abuse Treatment
2Body SystemZSubstance Abuse Treatment
3Type4Group Counseling
4Qualifier2Cognitive-Behavioral
5QualifierZNone
6QualifierZNone
7QualifierZNone

Convert to ICD-9-PCS

Closest ICD-9-PCS equivalents for HZ42ZZZ under the General Equivalence Mappings.

94.45
Approximate match.
94.46
Approximate match.

Questions About HZ42ZZZ

Is HZ42ZZZ a billable code?

Yes. HZ42ZZZ is a complete seven-character ICD-10-PCS code, specific enough to report Group Counseling for Substance Abuse Treatment, Cognitive-Behavioral on inpatient claims from October 1, 2025 through September 30, 2026.

What do the characters in HZ42ZZZ mean?

HZ42ZZZ breaks down character by character: the 1st character H is the Section (Substance Abuse Treatment); the 2nd character Z is the Body System (Substance Abuse Treatment); the 3rd character 4 is the Type (Group Counseling); the 4th character 2 is the Qualifier (Cognitive-Behavioral); 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 HZ42ZZZ?

Under the General Equivalence Mappings, Group Counseling for Substance Abuse Treatment, Cognitive-Behavioral crosswalks to ICD-9-PCS 94.45 and 94.46. The mapping is approximate, so confirm it fits the documentation.