Unspecified disorder of patella
Unspecified disorder of patella
M22.9 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.
M22.90 classifies a patellar disorder that cannot be assigned to a more specific subcategory and for which laterality (right vs. left) is also undocumented.
M22.91 captures an unspecified disorder of the patella localized to the right knee — used when a specific patellar condition cannot be identified or documented with greater precision.
M22.92 identifies an unspecified disorder of the patella (kneecap) localized to the left knee, used when a specific patellar condition cannot be further classified.