D13.9 vs Z85.068

D13.9 (Benign neoplasm of ill-defined sites within the digestive system) compared with Z85.068 (Personal history of other malignant neoplasm of small intestine), from the official CMS tabular data. Z85.068 is the personal-history/screening code for the active disease D13.9 names. MedCoder-derived

Relationship

Review

Condition lifecycle relationship

Z85.068

Personal history of other malignant neoplasm of small intestine

↔

D13.9

Benign neoplasm of ill-defined sites within the digestive system

Personal-history or screening code versus the active disease.

Benign neoplasm of this site (intestine)

A personal-history code describes a condition that no longer exists and is no longer being treated, so it is not interchangeable with the active-disease code for the same site.

Source: CMS Table of Neoplasms (site match derived from the code title)

Can these codes be reported together?

History or screening versus active disease. Z85.068 is the personal-history or screening code for the active disease D13.9 names.

Site match derived from the code’s own title against the CMS/CDC Table of Neoplasms. A personal-history code describes a condition that no longer exists and is no longer being treated, so it is not interchangeable with the active-disease code.

Side by side

	D13.9Benign neoplasm of ill-defined sites within the digestive system	Z85.068Personal history of other malignant neoplasm of small intestine
Billing status	Non-billable header Report instead: D13.91, D13.99	Billable
Classification	C00-D49 — Neoplasms	Z00-Z99 — Factors influencing health status and contact with health services
Definition	Benign neoplasm of ill-defined sites within the digestive system is a non-billable ICD-10-CM category code (D13.9).	Personal history of other malignant neoplasm of small intestine is a billable ICD-10-CM diagnosis code (Z85.068).
Includes	—	Conditions classifiable to C17
Use additional code	—	code to identify: alcohol use and dependence (F10.-) exposure to environmental tobacco smoke (Z77.22)
Code first	—	any follow-up examination after treatment of malignant neoplasm (Z08)

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Derived from the official CMS ICD-10-CM tabular data (FY2026). Not billing advice; verify sequencing rules for the encounter. All data sources