M23.3
Non-Billable

Other meniscus derangements

Non-Billable / Non-Specific Code

What is Other meniscus derangements?

ICD-10-CM M23.3 is the diagnosis code for Other meniscus derangements. This code falls under the section "Other joint disorders" within Chapter 13 — Diseases of the musculoskeletal system and connective tissue (M00-M99). It is a non-billable/non-specific ICD-10-CM code that should not be used for reimbursement. A more specific sub-code is required for billing. Medical coders and healthcare providers use this code to document and classify diagnoses in electronic health records, insurance claims, and clinical databases.

💡 Inclusions

Coding Guidelines for M23.3

✅ This Code Includes

  • Degenerate meniscus
  • Detached meniscus
  • Retained meniscus

ICD-10-CM Code Hierarchy

Understanding where M23.3 sits in the ICD-10-CM classification helps ensure proper coding:

Sub-Codes 7 entries
M23.30Other meniscus derangements, unspecified meniscusNon-BillableM23.300Other meniscus derangements, unspecified lateral meniscus, right kneeBillableM23.301Other meniscus derangements, unspecified lateral meniscus, left kneeBillableM23.302Other meniscus derangements, unspecified lateral meniscus, unspecified kneeBillableM23.303Other meniscus derangements, unspecified medial meniscus, right kneeBillableM23.304Other meniscus derangements, unspecified medial meniscus, left kneeBillableM23.305Other meniscus derangements, unspecified medial meniscus, unspecified kneeBillableM23.306Other meniscus derangements, unspecified meniscus, right kneeBillableM23.307Other meniscus derangements, unspecified meniscus, left kneeBillableM23.309Other meniscus derangements, unspecified meniscus, unspecified kneeBillableM23.31Other meniscus derangements, anterior horn of medial meniscusNon-BillableM23.311Other meniscus derangements, anterior horn of medial meniscus, right kneeBillableM23.312Other meniscus derangements, anterior horn of medial meniscus, left kneeBillableM23.319Other meniscus derangements, anterior horn of medial meniscus, unspecified kneeBillableM23.32Other meniscus derangements, posterior horn of medial meniscusNon-BillableM23.321Other meniscus derangements, posterior horn of medial meniscus, right kneeBillableM23.322Other meniscus derangements, posterior horn of medial meniscus, left kneeBillableM23.329Other meniscus derangements, posterior horn of medial meniscus, unspecified kneeBillableM23.33Other meniscus derangements, other medial meniscusNon-BillableM23.331Other meniscus derangements, other medial meniscus, right kneeBillableM23.332Other meniscus derangements, other medial meniscus, left kneeBillableM23.339Other meniscus derangements, other medial meniscus, unspecified kneeBillableM23.34Other meniscus derangements, anterior horn of lateral meniscusNon-BillableM23.341Other meniscus derangements, anterior horn of lateral meniscus, right kneeBillableM23.342Other meniscus derangements, anterior horn of lateral meniscus, left kneeBillableM23.349Other meniscus derangements, anterior horn of lateral meniscus, unspecified kneeBillableM23.35Other meniscus derangements, posterior horn of lateral meniscusNon-BillableM23.351Other meniscus derangements, posterior horn of lateral meniscus, right kneeBillableM23.352Other meniscus derangements, posterior horn of lateral meniscus, left kneeBillableM23.359Other meniscus derangements, posterior horn of lateral meniscus, unspecified kneeBillableM23.36Other meniscus derangements, other lateral meniscusNon-BillableM23.361Other meniscus derangements, other lateral meniscus, right kneeBillableM23.362Other meniscus derangements, other lateral meniscus, left kneeBillableM23.369Other meniscus derangements, other lateral meniscus, unspecified kneeBillable
Related Codes

Frequently Asked Questions

Is M23.3 a billable ICD-10-CM code?

No, M23.3 is a non-billable/non-specific code. You should use a more specific sub-code for billing and reimbursement.

What does M23.3 mean?

M23.3 is the ICD-10-CM diagnosis code for "Other meniscus derangements". It is used by healthcare providers to classify and document this condition in medical records and insurance claims.

What is the parent code of M23.3?

The parent code of M23.3 is M23 ("Internal derangement of knee"). M23.3 provides a more specific classification within this category.

What section is M23.3 in?

M23.3 is located in Section M20-M25 — "Other joint disorders" within Chapter 13 of the ICD-10-CM Tabular List.

What are the sub-codes of M23.3?

M23.3 has 7 sub-code(s) that provide more specific detail: M23.30, M23.31, M23.32, M23.33, M23.34 and more.

When should I use M23.3?

Use M23.3 when the patients documented diagnosis matches "Other meniscus derangements" and the clinical documentation supports this level of specificity. Always verify with the latest ICD-10-CM guidelines and payer requirements.

People Also Ask

What is the ICD-10 code for Other meniscus derangements?

The ICD-10-CM code for Other meniscus derangements is M23.3.

Can M23.3 be used for primary diagnosis?

No, M23.3 is non-billable. Use a more specific sub-code for primary diagnosis billing.

What chapter is M23.3 in?

M23.3 is in Chapter 13 of the ICD-10-CM Tabular List.

Is M23.3 valid for 2026?

Yes, M23.3 is a valid ICD-10-CM code for the 2026 fiscal year, subject to official CMS updates.

See Also

← PreviousM23.269Derangement of other lateral meniscus due to old tear or injury, unspecified kneeNext →M23.30Other meniscus derangements, unspecified meniscus
Code Details
M23.3
Other meniscus derangements
Non-Billable / Non-Specific Code
13 — Diseases of the musculoskeletal system and connective tissue (M00-M99)
M20-M25 — Other joint disorders
2026 ICD-10-CM