ICD-10-PCS Code For Antabuse: Procedure Code Group Overview

The International Classification of Diseases, Tenth Revision, Procedure Coding System (ICD-10-PCS) code group HZ93 includes procedures performed to administer pharmacotherapy Antabuse. These ICD-10-PCS codes are used for inpatient documentation when patients receive Antabuse medication as part of treatment for alcohol use disorder or other substance abuse conditions requiring supervised pharmacotherapy. Accurate coding within the ICD-10-PCS HZ93 group is essential for proper inpatient reimbursement, as it captures the pharmacotherapy performed and supports clinical documentation accuracy.

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Antabuse Pharmacotherapy Procedure Overview

Procedures in this group involve the administration and management of pharmacotherapy using Antabuse for treatment of substance use disorders. These interventions do not target an anatomical body system but focus on medication-based therapy to support abstinence and reduce relapse. Accurate inpatient coding of these pharmacotherapy procedures ensures the hospital record reflects the treatment provided and supports appropriate case mix and payment.

Code Attributes

Character	ICD-10-PCS Category	Code Group Details
H	Section	Substance Abuse Treatment
Z	Body System	None
9	Operation	Pharmacotherapy
3	Body Part	Antabuse

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ICD-10-PCS Code For Antabuse: Procedure Code Group Overview

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Antabuse Pharmacotherapy Procedure Overview

Code Attributes

Character	ICD-10-PCS Category	Code Group Details
H	Section	Substance Abuse Treatment
Z	Body System	None
9	Operation	Pharmacotherapy
3	Body Part	Antabuse

When to Use

Use a code from this group when Antabuse is administered or managed during an inpatient stay as part of addiction treatment. These codes apply when the medical record documents pharmacotherapy with Antabuse as an active component of the treatment plan.

ICD-10-PCS Codes

1 rows

ICD-10-PCS Code	Description
HZ93ZZZ	Pharmacotherapy for Substance Abuse Treatment, Antabuse

Typical Clinical Scenarios

A 45-year-old man with severe alcohol use disorder is admitted for medically supervised detoxification after multiple recent binge episodes and failure of outpatient therapy. During the inpatient stay the treatment team initiates and administers Antabuse under supervision to support abstinence prior to discharge, documenting medication management and dosing. A procedure from this group is performed to record the inpatient pharmacotherapy intervention with Antabuse as part of the addiction treatment plan. Typical codes: HZ93ZZZ
A 32-year-old woman presents to the emergency department with acute alcohol withdrawal and is admitted for stabilization; once medically stabilized, the care team provides supervised Antabuse administration to deter relapse and support ongoing recovery. The inpatient record documents the medication administration and monitoring of adherence during the hospitalization. A code from this group captures the pharmacotherapy intervention using Antabuse provided during the acute inpatient episode. Typical codes: HZ93ZZZ
A 58-year-old patient with recurrent relapse after prior outpatient Antabuse therapy is readmitted for a higher level of care due to difficulty with medication adherence and psychosocial instability; inpatient management includes reinitiation and supervised dosing of Antabuse with close monitoring and medication reconciliation. The documented inpatient pharmacotherapy and management of Antabuse therapy during this readmission are coded from this group to reflect the treatment provided. Typical codes: HZ93ZZZ

ICD-10-PCS Code For Nicotine Replacement: Procedure Code Group Overview

HZ91-METHADONE-MAINTENANCE-PHARMACOTHERAPY

ICD-10-PCS Code for Methadone Maintenance: Procedure Code Group Overview

HZ92-LEVO-ALPHA-ACETYL-METHADOL-PHARMACOTHERAPY

ICD-10-PCS Code For Levo Alpha Acetyl Methadol: Procedure Code Group Overview

HZ94-NALTREXONE-PHARMACOTHERAPY

ICD-10-PCS Code For Naltrexone: Procedure Code Group Overview

HZ95-NALOXONE-ALTERATION

ICD-10-PCS Code For Naloxone: Procedure Code Group Overview

HZ96-CLONIDINE-PHARMACOTHERAPY

ICD-10-PCS Code For Clonidine: Procedure Code Group Overview

HZ97-BUPROPION-PHARMACOTHERAPY

ICD-10-PCS Code For Bupropion: Procedure Code Group Overview

HZ98-PSYCHIATRIC-MEDICATION-PHARMACOTHERAPY

ICD-10-PCS Code For Psychiatric Medication: Procedure Code Group Overview

HZ99-OTHER-REPLACEMENT-MEDICATION-PHARMACOTHERAPY

ICD-10-PCS Code For Other Replacement Medication: Procedure Code Group Overview

Frequently Asked Questions

References

1.CPT® Codes and Descriptions. AAPC. Retrieved Aug 11, 2026.Maintains the CPT code set's official descriptions and guidelines, licensed from the American Medical Association, used as the definitional source for CPT codes on this page.
2.HCPCS Quarterly Update. Centers for Medicare & Medicaid Services (CMS). Retrieved Aug 11, 2026.CMS's quarterly release of HCPCS Level II codes and short/long descriptors, the source for HCPCS code definitions and update history.
3.ICD-10-CM Full Code List. Centers for Medicare & Medicaid Services (CMS). Retrieved Aug 11, 2026.CMS's complete ICD-10-CM diagnosis code list, used to cross-reference diagnosis codes associated with this procedure or service.

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When to Use

ICD-10-PCS Codes

1 rows

ICD-10-PCS Code	Description
HZ93ZZZ	Pharmacotherapy for Substance Abuse Treatment, Antabuse

Typical Clinical Scenarios

A 45-year-old man with severe alcohol use disorder is admitted for medically supervised detoxification after multiple recent binge episodes and failure of outpatient therapy. During the inpatient stay the treatment team initiates and administers Antabuse under supervision to support abstinence prior to discharge, documenting medication management and dosing. A procedure from this group is performed to record the inpatient pharmacotherapy intervention with Antabuse as part of the addiction treatment plan. Typical codes: HZ93ZZZ
A 32-year-old woman presents to the emergency department with acute alcohol withdrawal and is admitted for stabilization; once medically stabilized, the care team provides supervised Antabuse administration to deter relapse and support ongoing recovery. The inpatient record documents the medication administration and monitoring of adherence during the hospitalization. A code from this group captures the pharmacotherapy intervention using Antabuse provided during the acute inpatient episode. Typical codes: HZ93ZZZ
A 58-year-old patient with recurrent relapse after prior outpatient Antabuse therapy is readmitted for a higher level of care due to difficulty with medication adherence and psychosocial instability; inpatient management includes reinitiation and supervised dosing of Antabuse with close monitoring and medication reconciliation. The documented inpatient pharmacotherapy and management of Antabuse therapy during this readmission are coded from this group to reflect the treatment provided. Typical codes: HZ93ZZZ

ICD-10-PCS Code For Nicotine Replacement: Procedure Code Group Overview

HZ91-METHADONE-MAINTENANCE-PHARMACOTHERAPY

ICD-10-PCS Code for Methadone Maintenance: Procedure Code Group Overview

HZ92-LEVO-ALPHA-ACETYL-METHADOL-PHARMACOTHERAPY

ICD-10-PCS Code For Levo Alpha Acetyl Methadol: Procedure Code Group Overview

HZ94-NALTREXONE-PHARMACOTHERAPY

ICD-10-PCS Code For Naltrexone: Procedure Code Group Overview

HZ95-NALOXONE-ALTERATION

ICD-10-PCS Code For Naloxone: Procedure Code Group Overview

HZ96-CLONIDINE-PHARMACOTHERAPY

ICD-10-PCS Code For Clonidine: Procedure Code Group Overview

HZ97-BUPROPION-PHARMACOTHERAPY

ICD-10-PCS Code For Bupropion: Procedure Code Group Overview

HZ98-PSYCHIATRIC-MEDICATION-PHARMACOTHERAPY

ICD-10-PCS Code For Psychiatric Medication: Procedure Code Group Overview

HZ99-OTHER-REPLACEMENT-MEDICATION-PHARMACOTHERAPY

ICD-10-PCS Code For Other Replacement Medication: Procedure Code Group Overview

Frequently Asked Questions

References

1.CPT® Codes and Descriptions. AAPC. Retrieved Aug 11, 2026.Maintains the CPT code set's official descriptions and guidelines, licensed from the American Medical Association, used as the definitional source for CPT codes on this page.
2.HCPCS Quarterly Update. Centers for Medicare & Medicaid Services (CMS). Retrieved Aug 11, 2026.CMS's quarterly release of HCPCS Level II codes and short/long descriptors, the source for HCPCS code definitions and update history.
3.ICD-10-CM Full Code List. Centers for Medicare & Medicaid Services (CMS). Retrieved Aug 11, 2026.CMS's complete ICD-10-CM diagnosis code list, used to cross-reference diagnosis codes associated with this procedure or service.

Published by

Trek Health powers OpenPayer with a leading commercial payer intelligence platform, seamlessly converting fragmented payer data into actionable insights for provider organizations.

OpenPayer

ICD-10-PCS Code For Antabuse: Procedure Code Group Overview

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Antabuse Pharmacotherapy Procedure Overview

Code Attributes

OpenPayer

ICD-10-PCS Code For Antabuse: Procedure Code Group Overview

Sign up for ICD-10-PCS Code For Antabuse: Procedure Code Group Overview policy alerts

Antabuse Pharmacotherapy Procedure Overview

Code Attributes

When to Use

ICD-10-PCS Codes

Typical Clinical Scenarios

Related Codes

References

When to Use

ICD-10-PCS Codes

Typical Clinical Scenarios

Related Codes

References

ICD-10-PCS Code For Antabuse: Procedure Code Group Overview

Sign up for ICD-10-PCS Code For Antabuse: Procedure Code Group Overview policy alerts

Antabuse Pharmacotherapy Procedure Overview

Code Attributes

ICD-10-PCS Code For Antabuse: Procedure Code Group Overview

Sign up for ICD-10-PCS Code For Antabuse: Procedure Code Group Overview policy alerts

Antabuse Pharmacotherapy Procedure Overview

Code Attributes

When to Use

ICD-10-PCS Codes

Typical Clinical Scenarios

Related Codes

Which ICD-10-PCS code represents Antabuse pharmacotherapy for inpatient documentation?

What does the HZ93 code group represent in ICD-10-PCS?

How does coding within the HZ93 group affect hospital reimbursement?

Under which ICD-10-PCS section and operation is Antabuse pharmacotherapy classified?

Are there DRGs directly related to the HZ93 code group?

References

When to Use

ICD-10-PCS Codes

Typical Clinical Scenarios

Related Codes

Which ICD-10-PCS code represents Antabuse pharmacotherapy for inpatient documentation?

What does the HZ93 code group represent in ICD-10-PCS?

How does coding within the HZ93 group affect hospital reimbursement?

Under which ICD-10-PCS section and operation is Antabuse pharmacotherapy classified?

Are there DRGs directly related to the HZ93 code group?

References