2018 ICD-10-CM Diagnosis Code M21.061

Valgus deformity, not elsewhere classified, right knee

The following code(s) above M21.061 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 M21.061:
  • M00-M99
    2018 ICD-10-CM Range M00-M99

    Diseases of the musculoskeletal system and connective tissue

    Note
    • 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)
    Diseases of the musculoskeletal system and connective tissue
  • M20-M25
    2018 ICD-10-CM Range M20-M25

    Other joint disorders

    Type 2 Excludes
    Other joint disorders
  • M21
    ICD-10-CM Diagnosis Code M21

    Other acquired deformities of limbs

      2016 2017 2018 Non-Billable/Non-Specific Code
    Type 1 Excludes
    • acquired absence of limb (Z89.-)
    • congenital absence of limbs (Q71-Q73)
    • congenital deformities and malformations of limbs (Q65-Q66, Q68-Q74)
    Type 2 Excludes
    • acquired deformities of fingers or toes (M20.-)
    • coxa plana (M91.2)
    Other acquired deformities of limbs
  • M21.0
    ICD-10-CM Diagnosis Code M21.0

    Valgus deformity, not elsewhere classified

      2016 2017 2018 Non-Billable/Non-Specific Code
    Type 1 Excludes
    • metatarsus valgus (Q66.6)
    • talipes calcaneovalgus (Q66.4)
    Valgus deformity, not elsewhere classified
  • M21.06
    ICD-10-CM Diagnosis Code M21.06

    Valgus deformity, not elsewhere classified, knee

      2016 2017 2018 Non-Billable/Non-Specific Code
    Applicable To
    • Genu valgum
    • Knock knee
    Valgus deformity, not elsewhere classified, knee
Approximate Synonyms ICD-10-CM M21.061 is grouped within Diagnostic Related Group(s) (MS-DRG v35.0):

Convert M21.061 to ICD-9-CM

Code History
ICD-10-CM Codes Adjacent To M21.061
M21.00 …… unspecified site
M21.02 Valgus deformity, not elsewhere classified, elbow
M21.021 Valgus deformity, not elsewhere classified, right elbow
M21.022 Valgus deformity, not elsewhere classified, left elbow
M21.029 Valgus deformity, not elsewhere classified, unspecified elbow
M21.05 Valgus deformity, not elsewhere classified, hip
M21.051 Valgus deformity, not elsewhere classified, right hip
M21.052 Valgus deformity, not elsewhere classified, left hip
M21.059 Valgus deformity, not elsewhere classified, unspecified hip
M21.06 Valgus deformity, not elsewhere classified, knee
M21.061 Valgus deformity, not elsewhere classified, right knee
M21.062 Valgus deformity, not elsewhere classified, left knee
M21.069 Valgus deformity, not elsewhere classified, unspecified knee
M21.07 Valgus deformity, not elsewhere classified, ankle
M21.071 Valgus deformity, not elsewhere classified, right ankle
M21.072 Valgus deformity, not elsewhere classified, left ankle
M21.079 Valgus deformity, not elsewhere classified, unspecified ankle
M21.1 Varus deformity, not elsewhere classified
M21.10 …… unspecified site
M21.12 Varus deformity, not elsewhere classified, elbow
M21.121 Varus deformity, not elsewhere classified, right elbow

Reimbursement claims with a date of service on or after October 1, 2015 require the use of ICD-10-CM codes.