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ICD-10-CM Codes
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M00-M99
Diseases of the musculoskeletal system and connective tissue
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M20-M25
Other joint disorders
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M23-
Internal derangement of knee
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2021 ICD-10-CM Diagnosis Code M23.249
2021 ICD-10-CM Diagnosis Code M23.249
Derangement of anterior horn of lateral meniscus due to old tear or injury, unspecified knee
2016 2017 2018 2019 2020 2021 Billable/Specific Code
- M23.249 is a billable/specific ICD-10-CM code that can be used to indicate a diagnosis for reimbursement purposes.
- Short description: Derang of ant horn of lat mensc d/t old tear/inj, unsp knee
- The 2021 edition of ICD-10-CM M23.249 became effective on October 1, 2020.
- This is the American ICD-10-CM version of M23.249 - other international versions of ICD-10 M23.249 may differ.
The following code(s) above
M23.249 contain annotation back-references
Annotation Back-References
In this context, annotation back-references refer to codes that contain:
- Applicable To annotations, or
- Code Also annotations, or
- Code First annotations, or
- Excludes1 annotations, or
- Excludes2 annotations, or
- Includes annotations, or
- Note annotations, or
- Use Additional annotations
that may be applicable to
M23.249:
- M00-M99
2021 ICD-10-CM Range M00-M99
Diseases of the musculoskeletal system and connective tissueNote- Use an external cause code following the code for the musculoskeletal condition, if applicable, to identify the cause of the musculoskeletal condition
Type 2 Excludes- arthropathic psoriasis (L40.5-)
- certain conditions originating in the perinatal period (P04-P96)
- certain infectious and parasitic diseases (A00-B99)
- compartment syndrome (traumatic) (T79.A-)
- complications of pregnancy, childbirth and the puerperium (O00-O9A)
- congenital malformations, deformations, and chromosomal abnormalities (Q00-Q99)
- endocrine, nutritional and metabolic diseases (E00-E88)
- injury, poisoning and certain other consequences of external causes (S00-T88)
- neoplasms (C00-D49)
- symptoms, signs and abnormal clinical and laboratory findings, not elsewhere classified (R00-R94)
- M20-M25
2021 ICD-10-CM Range M20-M25
Other joint disorders - M23
ICD-10-CM Diagnosis Code M23
Internal derangement of knee
2016 2017 2018 2019 2020 2021 Non-Billable/Non-Specific Code
Type 2 Excludes- current injury - see injury of knee and lower leg (S80-S89)
- recurrent dislocation or subluxation of joints (M24.4)
- recurrent dislocation or subluxation of patella (M22.0-M22.1)
- M23.2
ICD-10-CM Diagnosis Code M23.2
Derangement of meniscus due to old tear or injury
2016 2017 2018 2019 2020 2021 Non-Billable/Non-Specific Code
- Derangement of anterior horn of lateral meniscus due to old injury
- Derangement of lateral meniscus due to old injury
ICD-10-CM M23.249 is grouped within Diagnostic Related Group(s) (MS-DRG v38.0):
- 562 Fracture, sprain, strain and dislocation except femur, hip, pelvis and thigh with mcc
- 563 Fracture, sprain, strain and dislocation except femur, hip, pelvis and thigh without mcc
Convert M23.249 to ICD-9-CM
Code History
- 2016 (effective 10/1/2015): New code (first year of non-draft ICD-10-CM)
- 2017 (effective 10/1/2016): No change
- 2018 (effective 10/1/2017): No change
- 2019 (effective 10/1/2018): No change
- 2020 (effective 10/1/2019): No change
- 2021 (effective 10/1/2020): No change
ICD-10-CM Codes Adjacent To M23.249
M23.23 Derangement of other medial meniscus due to old tear or injury
M23.24 Derangement of anterior horn of lateral meniscus due to old tear or injury
M23.249
…… unspecified knee
M23.25 Derangement of posterior horn of lateral meniscus due to old tear or injury
M23.26 Derangement of other lateral meniscus due to old tear or injury
M23.3 Other meniscus derangements
M23.30 Other meniscus derangements, unspecified meniscus
Reimbursement claims with a date of service on or after October 1, 2015 require the use of ICD-10-CM codes.
