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ICD-10-CM · FY 2026 APRIL UPDATE

M23.2

Derangement of meniscus due to old tear or injury

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
M23.20Derangement of unspecified meniscus due to old tear or injuryCategory
M23.200Derangement of unspecified lateral meniscus due to old tear or injury, right kneeBillable
M23.201Derangement of unspecified lateral meniscus due to old tear or injury, left kneeBillable
M23.202Derangement of unspecified lateral meniscus due to old tear or injury, unspecified kneeBillable
M23.203Derangement of unspecified medial meniscus due to old tear or injury, right kneeBillable
M23.204Derangement of unspecified medial meniscus due to old tear or injury, left kneeBillable
M23.205Derangement of unspecified medial meniscus due to old tear or injury, unspecified kneeBillable
M23.206Derangement of unspecified meniscus due to old tear or injury, right kneeBillable
M23.207Derangement of unspecified meniscus due to old tear or injury, left kneeBillable
M23.209Derangement of unspecified meniscus due to old tear or injury, unspecified kneeBillable
M23.21Derangement of anterior horn of medial meniscus due to old tear or injuryCategory
M23.211Derangement of anterior horn of medial meniscus due to old tear or injury, right kneeBillable
M23.212Derangement of anterior horn of medial meniscus due to old tear or injury, left kneeBillable
M23.219Derangement of anterior horn of medial meniscus due to old tear or injury, unspecified kneeBillable
M23.22Derangement of posterior horn of medial meniscus due to old tear or injuryCategory
M23.221Derangement of posterior horn of medial meniscus due to old tear or injury, right kneeBillable
M23.222Derangement of posterior horn of medial meniscus due to old tear or injury, left kneeBillable
M23.229Derangement of posterior horn of medial meniscus due to old tear or injury, unspecified kneeBillable
M23.23Derangement of other medial meniscus due to old tear or injuryCategory
M23.231Derangement of other medial meniscus due to old tear or injury, right kneeBillable
M23.232Derangement of other medial meniscus due to old tear or injury, left kneeBillable
M23.239Derangement of other medial meniscus due to old tear or injury, unspecified kneeBillable
M23.24Derangement of anterior horn of lateral meniscus due to old tear or injuryCategory
M23.241Derangement of anterior horn of lateral meniscus due to old tear or injury, right kneeBillable
M23.242Derangement of anterior horn of lateral meniscus due to old tear or injury, left kneeBillable
M23.249Derangement of anterior horn of lateral meniscus due to old tear or injury, unspecified kneeBillable
M23.25Derangement of posterior horn of lateral meniscus due to old tear or injuryCategory
M23.251Derangement of posterior horn of lateral meniscus due to old tear or injury, right kneeBillable
M23.252Derangement of posterior horn of lateral meniscus due to old tear or injury, left kneeBillable
M23.259Derangement of posterior horn of lateral meniscus due to old tear or injury, 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.