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ICD-10-CM · FY 2026 APRIL UPDATE

M23.0

Cystic meniscus

Diagnosis reference

Nonbillable category

This entry is a category or subcategory. Choose the appropriate billable descendant based on the clinical documentation.

Effective periodOctober 1, 2026–September 30, 2027
SourceCMS ICD-10-CM order file
ClassificationDiagnosis · clinical modification

Related entries

Up to 30 descendants in this category

CODEDESCRIPTIONTYPE
M23.00Cystic meniscus, unspecified meniscusCategory
M23.000Cystic meniscus, unspecified lateral meniscus, right kneeBillable
M23.001Cystic meniscus, unspecified lateral meniscus, left kneeBillable
M23.002Cystic meniscus, unspecified lateral meniscus, unspecified kneeBillable
M23.003Cystic meniscus, unspecified medial meniscus, right kneeBillable
M23.004Cystic meniscus, unspecified medial meniscus, left kneeBillable
M23.005Cystic meniscus, unspecified medial meniscus, unspecified kneeBillable
M23.006Cystic meniscus, unspecified meniscus, right kneeBillable
M23.007Cystic meniscus, unspecified meniscus, left kneeBillable
M23.009Cystic meniscus, unspecified meniscus, unspecified kneeBillable
M23.01Cystic meniscus, anterior horn of medial meniscusCategory
M23.011Cystic meniscus, anterior horn of medial meniscus, right kneeBillable
M23.012Cystic meniscus, anterior horn of medial meniscus, left kneeBillable
M23.019Cystic meniscus, anterior horn of medial meniscus, unspecified kneeBillable
M23.02Cystic meniscus, posterior horn of medial meniscusCategory
M23.021Cystic meniscus, posterior horn of medial meniscus, right kneeBillable
M23.022Cystic meniscus, posterior horn of medial meniscus, left kneeBillable
M23.029Cystic meniscus, posterior horn of medial meniscus, unspecified kneeBillable
M23.03Cystic meniscus, other medial meniscusCategory
M23.031Cystic meniscus, other medial meniscus, right kneeBillable
M23.032Cystic meniscus, other medial meniscus, left kneeBillable
M23.039Cystic meniscus, other medial meniscus, unspecified kneeBillable
M23.04Cystic meniscus, anterior horn of lateral meniscusCategory
M23.041Cystic meniscus, anterior horn of lateral meniscus, right kneeBillable
M23.042Cystic meniscus, anterior horn of lateral meniscus, left kneeBillable
M23.049Cystic meniscus, anterior horn of lateral meniscus, unspecified kneeBillable
M23.05Cystic meniscus, posterior horn of lateral meniscusCategory
M23.051Cystic meniscus, posterior horn of lateral meniscus, right kneeBillable
M23.052Cystic meniscus, posterior horn of lateral meniscus, left kneeBillable
M23.059Cystic meniscus, posterior horn of lateral meniscus, unspecified kneeBillable

Use the complete reference

This reference does not reproduce the full tabular hierarchy, inclusion notes, Excludes1/2 notes, sequencing instructions, or seventh-character rules. Review the official tables and coding guidelines.

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ICD-10-CM codes describe diagnoses. They do not have an independent Medicare PFS reimbursement amount, and billability alone does not establish coverage.