M11 Header — not billable

Other crystal arthropathies

Other crystal arthropathies

M11 is a header (parent) code in the ICD-10-CM hierarchy. It is not billable for claim submission. Use one of the billable child codes listed below.

Billable codes in this category

Each of the codes below is billable. Choose the one that most accurately describes the patient's diagnosis.

M11.9
Crystal arthropathy, unspecified

M11.9 identifies crystal arthropathy when the specific crystal type, joint site, or both are not documented in the medical record.

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