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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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M91-M94
Chondropathies
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M91-
Juvenile osteochondrosis of hip and pelvis
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2021 ICD-10-CM Diagnosis Code M91.2
2021 ICD-10-CM Diagnosis Code M91.2
Coxa plana
2016 2017 2018 2019 2020 2021 Non-Billable/Non-Specific Code
- M91.2 should not be used for reimbursement purposes as there are multiple codes below it that contain a greater level of detail.
- The 2021 edition of ICD-10-CM M91.2 became effective on October 1, 2020.
- This is the American ICD-10-CM version of M91.2 - other international versions of ICD-10 M91.2 may differ.
Applicable To- Hip deformity due to previous juvenile osteochondrosis
The following code(s) above
M91.2 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
M91.2:
- 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)
- M91-M94
2021 ICD-10-CM Range M91-M94
ChondropathiesType 1 Excludes- postprocedural chondropathies (M96.-)
- M91
ICD-10-CM Diagnosis Code M91
Juvenile osteochondrosis of hip and pelvis
2016 2017 2018 2019 2020 2021 Non-Billable/Non-Specific Code
Type 1 Excludes- slipped upper femoral epiphysis (nontraumatic) (M93.0)
- A particular type of femur head necrosis occurring in children, mainly male, with a course of four years or so.
- A very rare disorder of unknown etiology affecting children. It is characterized by avascular necrosis of the femoral head.
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
Code annotations containing back-references to M91.2:
ICD-10-CM Codes Adjacent To M91.2
M90.872 Osteopathy in diseases classified elsewhere, left ankle and foot
M90.879 Osteopathy in diseases classified elsewhere, unspecified ankle and foot
M91 Juvenile osteochondrosis of hip and pelvis
M91.0 Juvenile osteochondrosis of pelvis
M91.1 Juvenile osteochondrosis of head of femur [Legg-Calvé-Perthes]
M91.2
Coxa plana
Reimbursement claims with a date of service on or after October 1, 2015 require the use of ICD-10-CM codes.
