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D09.1 vs Z80.51

D09.1 (Carcinoma in situ of other and unspecified urinary organs) compared with Z80.51 (Family history of malignant neoplasm of kidney), from the official CMS tabular data. Z80.51 is the personal-history/screening code for the active disease D09.1 names. MedCoder-derived

Relationship

Review

Condition lifecycle relationship

Z80.51
Family history of malignant neoplasm of kidney
↔
D09.1
Carcinoma in situ of other and unspecified urinary organs

Personal-history or screening code versus the active disease.

In-situ disease for this site (kidney)

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. Z80.51 is the personal-history or screening code for the active disease D09.1 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

D09.1Carcinoma in situ of other and unspecified urinary organsZ80.51Family history of malignant neoplasm of kidney
Billing statusNon-billable header

Report instead: D09.10, D09.19

Billable
ClassificationC00-D49 — Neoplasms (C00-D49)Z00-Z99 — Factors Influencing Health Status and Contact with Health Services (Z00-Z99)
DefinitionCarcinoma in situ of other and unspecified urinary organs is a non-billable ICD-10-CM category code (D09.1).Family history of malignant neoplasm of kidney is a billable ICD-10-CM diagnosis code (Z80.51).
Includes
Bowen's disease
erythroplasia
grade III intraepithelial neoplasia
Queyrat's erythroplasia
—
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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