Z85.04

Non-Billable
ChapterZ00–Z99
Ranksubcategory
Official Description

Personal history of malignant neoplasm of rectum, rectosigmoid junction, and anus

Metadata & Insights
  • 2026 ICD-10-CM Edition - Effective October 1, 2025.
  • Non-billable category (requires more specific sub-code).
  • Chapter 21: Factors Influencing Health Status and Contact with Health Services (Z00-Z99).
General instructions are available for the parent sections:

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)
Z85Personal history of malignant neoplasm
Z85.0Personal history of malignant neoplasm of digestive organs
Z85.04Personal history of malignant neoplasm of rectum, rectosigmoid junction, and anus
Z85.040Personal history of malignant carcinoid tumor of rectum
Z85.048Personal history of other malignant neoplasm of rectum, rectosigmoid junction, and anus

Applicable Ancestor Context

The following parent sections contain instructions or notes that apply to Z85.04:

categoryZ85
Personal history of malignant neoplasm
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 Z85.04. Use them as entry terms for search, then confirm final coding instructions in the Tabular List and notes above.

6 raw paths

MS-DRG Classification

2026

No direct MS-DRG triggers identified.

Cross Reference

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