Z92.21

Billable

ChapterZ00–Z99

Ranksubcategory

Official Description

Personal history of antineoplastic chemotherapy

Metadata & Insights

•2026 ICD-10-CM Edition - Effective October 1, 2025.
•Billable/specific code (valid for reimbursement).
•Chapter 21: Factors Influencing Health Status and Contact with Health Services (Z00-Z99).

General instructions are available for the parent sections:

View Z77-Z99 Notes View Z92 Notes View Z92.2 Notes

Clinical Hierarchy

CH21Factors influencing health status and contact with health services (Z00-Z99)

Z77-Z99Persons with potential health hazards related to family and personal history and certain conditions influencing health status (Z77-Z99)

Z92Personal history of medical treatment

Z92.2Personal history of drug therapy

Z92.21Personal history of antineoplastic chemotherapy

Applicable Ancestor Context

The following parent sections contain instructions or notes that apply to Z92.21:

subcategoryZ92.2

Personal history of drug therapy

View context instructions

categoryZ92

Personal history of medical treatment

View context instructions

blockZ77-Z99

Persons with potential health hazards related to family and personal history and certain conditions influencing health status (Z77-Z99)

View context instructions

Alphabetic Index Mentions

These are Diagnosis Index lookup paths that route to Z92.21. Use them as entry terms for search, then confirm final coding instructions in the Tabular List and notes above.

2 raw paths

History2 unique routes

personal (of)(2 variants)

chemotherapy for neoplastic condition→Z92.21

drug therapy

antineoplastic chemotherapy→Z92.21

MS-DRG Classification

2026 v43.1

This code is grouped within the following Diagnosis Related Group(s) for clinical reimbursement:

DRG 949

Aftercare with CC/MCC

DRG 950

Aftercare without CC/MCC

Cross Reference

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