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C02.3 vs Z85.810

C02.3 (Malignant neoplasm of anterior two-thirds of tongue, part unspecified) compared with Z85.810 (Personal history of malignant neoplasm of tongue), from the official CMS tabular data. Z85.810 is the personal-history/screening code for the active disease C02.3 names.

Relationship

Review

Condition lifecycle relationship

Z85.810
Personal history of malignant neoplasm of tongue
↔
C02.3
Malignant neoplasm of anterior two-thirds of tongue, part unspecified

Personal-history or screening code versus the active disease.

Active disease for this site (tongue)

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. Z85.810 is the personal-history or screening code for the active disease C02.3 names.

Site match derived from the code’s own title against the CMS 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

C02.3Malignant neoplasm of anterior two-thirds of tongue, part unspecifiedZ85.810Personal history of malignant neoplasm of tongue
Billing statusBillableBillable
ClassificationC00-D49 — NeoplasmsZ00-Z99 — Factors influencing health status and contact with health services
DefinitionMalignant neoplasm of anterior two-thirds of tongue, part unspecified is a billable ICD-10-CM diagnosis code (C02.3).Personal history of malignant neoplasm of tongue is a billable ICD-10-CM diagnosis code (Z85.810).
Includes
Malignant neoplasm of middle third of tongue NOS
Malignant neoplasm of mobile part of tongue NOS
—
Use additional code
code to identify:
alcohol abuse and dependence (F10.-)
history of tobacco dependence (Z87.891)
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