M21.862
BillableOther specified acquired deformities of left lower leg
Other specified acquired deformities of left lower leg
Coding Notes
Excludes 1
Codes that cannot be used together with this code (mutual exclusion)
Excludes 2
Conditions not included here, but the patient may have both
- •arthropathic psoriasisL40.5
- •certain conditions originating in the perinatal periodP04-P96
- •certain infectious and parasitic diseasesA00-B99
- •compartment syndrome (traumatic)A-)T79
- •complications of pregnancy, childbirth and the puerperiumO9A)O00
- •congenital malformations, deformations, and chromosomal abnormalitiesQ00-Q99
- •endocrine, nutritional and metabolic diseasesE00-E88
- •injury, poisoning and certain other consequences of external causesS00-T88
- •neoplasmsC00-D49
- •symptoms, signs and abnormal clinical and laboratory findings, not elsewhere classifiedR00-R94
- •joints of the spineM40-M54
- •acquired deformities of fingers or toesM20
- •coxa planaM91.2
Related Codes(2)
Also Known As / Clinical Terms(41)
SNOMED CT
- Acquired genu recurvatum46101007
- Acquired internal tibial torsion203595008
- Internal tibial torsion299228008
- Acquired bilateral genu recurvatum15714441000119105
- Acquired genu recurvatum of both knees15714441000119105
- Acquired deformity of bilateral knee regions15741681000119107
- Acquired deformity of both knee regions15741681000119107
- Bilateral acquired deformity of knee regions15741681000119107
- Acquired deformity of bilateral lower legs15742161000119100
- Acquired deformity of both lower legs15742161000119100
- Bilateral acquired deformity of lower legs15742161000119100
- Acquired deformity of left knee15741761000119106
- Acquired deformity of left lower leg300341000119105
- Acquired deformity of right knee15741721000119101
- Acquired deformity of right lower leg300381000119100
- Acquired genu recurvatum of left knee15714401000119108
- Acquired genu recurvatum of right knee15714481000119100
- Acquired internal torsion of tibia of bilateral lower limbs15714681000119102
- Acquired internal torsion of tibia of left lower limb15714641000119107
- Acquired internal torsion of tibia of right lower limb15714721000119108
Clinical Terms
- Acquired deformity of both knee regions
- Internal tibial torsion
- Acquired internal torsion of tibia of right lower limb
- Acquired genu recurvatum of left knee
- Acquired deformity of right lower leg
- Acquired deformity of left lower leg
- Acquired internal torsion of tibia of left lower limb
- Acquired internal tibial torsion
- Bilateral acquired deformity of lower legs
- Bilateral acquired deformity of knee regions
- Acquired genu recurvatum
- Acquired genu recurvatum of both knees
- Acquired deformity of bilateral knee regions
- Acquired deformity of left knee
- Acquired genu recurvatum of right knee
- Acquired deformity of right knee
- Acquired internal torsion of tibia of bilateral lower limbs
- Acquired deformity of bilateral lower legs
- Acquired deformity of both lower legs
- Acquired bilateral genu recurvatum
Frequently Asked Questions
What is the ICD-10 code for other specified acquired deformities of left lower leg?
The ICD-10-CM code for other specified acquired deformities of left lower leg is M21.862. The full clinical description is "Other specified acquired deformities of left lower leg". M21.862 is a billable/specific code that can be used on insurance claims and medical billing.
What does ICD-10 code M21.862 mean?
ICD-10-CM code M21.862 represents “Other specified acquired deformities of left lower leg”. It is classified under Chapter 13: Diseases of the Musculoskeletal System and Connective Tissue and is a billable/specific code that can be used on a claim.
Is M21.862 a billable code?
Yes, M21.862 is a billable/specific ICD-10-CM code and can be used to indicate a diagnosis on a medical claim.
What chapter is M21.862 in?
M21.862 is in Chapter 13: Diseases of the Musculoskeletal System and Connective Tissue (codes M00-M99).
What codes cannot be used with M21.862?
M21.862 has Excludes1 notes indicating codes that cannot be used together with it, including: acquired absence of limb (Z89.-); congenital absence of limbs (Q71-Q73); congenital deformities and malformations of limbs (Q65-Q66, Q68-Q74).
What SNOMED CT codes does M21.862 map to?
M21.862 maps to 15 SNOMED CT concepts: 15714441000119105, 15741681000119107, 15742161000119100, 15741761000119106, 300341000119105, and 10 more. SNOMED CT is a clinical terminology used in electronic health records.
What are the UMLS CUIs for M21.862?
M21.862 is linked to 1 UMLS Concept Unique Identifier: C2894554. The UMLS (Unified Medical Language System) integrates multiple biomedical vocabularies maintained by the U.S. National Library of Medicine.
How does M21.862 relate to ICF functioning codes?
ICF (International Classification of Functioning, Disability and Health) codes describe how conditions like other specified acquired deformities of left lower leg affect a person's functioning — body functions, activities, participation, and environmental factors. AutoICD provides ICF Core Sets for 12+ conditions and can map clinical text to ICF categories automatically. Browse the ICF directory to explore functioning codes.
What is the ICD-11 equivalent of M21.862?
There is no direct ICD-11 mapping available for M21.862 in the WHO crosswalk tables. This may mean the concept is classified differently in ICD-11. Use the ICD-10 to ICD-11 converter to search for related codes.
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Includes SNOMED Clinical Terms® (SNOMED CT®) used by permission of SNOMED International. Includes content from the UMLS Metathesaurus, courtesy of the U.S. National Library of Medicine.