D16.2 vs Z85.83

D16.2 (Benign neoplasm of long bones of lower limb) compared with Z85.83 (Personal history of malignant neoplasm of bone and soft tissue), from the official CMS tabular data. Z85.83 is the personal-history/screening code for the active disease D16.2 names.

Relationship

Review

Condition lifecycle relationship

Z85.83

Personal history of malignant neoplasm of bone and soft tissue

↔

D16.2

Benign neoplasm of long bones of lower limb

Personal-history or screening code versus the active disease.

Benign neoplasm of this site (bone)

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. Z85.83 is the personal-history or screening code for the active disease D16.2 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

	D16.2Benign neoplasm of long bones of lower limb	Z85.83Personal history of malignant neoplasm of bone and soft tissue
Billing status	Non-billable header Report instead: D16.20, D16.21, D16.22	Non-billable header Report instead: Z85.830, Z85.831
Classification	C00-D49 — Neoplasms (C00-D49)	Z00-Z99 — Factors Influencing Health Status and Contact with Health Services (Z00-Z99)
Definition	Benign neoplasm of long bones of lower limb is a non-billable ICD-10-CM category code (D16.2).	Personal history of malignant neoplasm of bone and soft tissue is a non-billable ICD-10-CM category code (Z85.83).
Includes	—	Conditions classifiable to C40-C41; C45-C49
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