Other specified crystal arthropathies
Other specified crystal arthropathies
M11.8 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.
Crystal-induced joint inflammation caused by a deposit type other than urate or calcium pyrophosphate dihydrate, with the affected joint not documented or not specified in the record.
M11.88 classifies crystal-induced joint disease affecting the vertebrae when the specific crystal type does not fit gout (M10), calcium pyrophosphate deposition (M11.1–M11.2), or hydroxyapatite deposition (M11.0) — a residual 'other specified' category for spinal crystal arthropathy.
Crystal-induced inflammatory arthritis affecting multiple joint sites simultaneously, where the specific crystal type is identified but does not fall under gout or calcium pyrophosphate deposition (CPPD) disease categories.