M11.2 vs M24.1

M11.2 (Other chondrocalcinosis) compared with M24.1 (Other articular cartilage disorders), from the official CMS tabular data. Both may be reported when both conditions are documented (Excludes2).

Can these codes be reported together?

Yes, when both are documented. M24.1 carries an Excludes2 note covering M11.2: “chondrocalcinosis (M11.1-, M11.2-)”

Excludes2 marks distinct conditions — both may be reported when both are documented.

Side by side

	M11.2Other chondrocalcinosis	M24.1Other articular cartilage disorders
Billing status	Non-billable header Report instead: M11.20, M11.211, M11.212, M11.219, M11.221	Non-billable header Report instead: M24.10, M24.111, M24.112, M24.119, M24.121
Classification	M00-M99 — Diseases of the Musculoskeletal System and Connective Tissue (M00-M99)	M00-M99 — Diseases of the Musculoskeletal System and Connective Tissue (M00-M99)
Definition	Other chondrocalcinosis is a non-billable ICD-10-CM category code (M11.2).	Other articular cartilage disorders is a non-billable ICD-10-CM category code (M24.1).
Includes	Chondrocalcinosis NOS	—

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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