2020 ICD-10-CM Diagnosis Code M11.86

Other specified crystal arthropathies, knee

    2016 2017 2018 2019 2020 Non-Billable/Non-Specific Code
  • M11.86 should not be used for reimbursement purposes as there are multiple codes below it that contain a greater level of detail.
  • The 2020 edition of ICD-10-CM M11.86 became effective on October 1, 2019.
  • This is the American ICD-10-CM version of M11.86 - other international versions of ICD-10 M11.86 may differ.
The following code(s) above M11.86 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 M11.86:
  • M00-M99
    2020 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
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

Diagnosis Index entries containing back-references to M11.86:
  • Arthritis, arthritic (acute) (chronic) (nonpyogenic) (subacute) M19.90
    ICD-10-CM Diagnosis Code M19.90

    Unspecified osteoarthritis, unspecified site

      2016 2017 2018 2019 2020 Billable/Specific Code
    Applicable To
    • Arthrosis NOS
    • Arthritis NOS
    • Osteoarthritis NOS
    • in (due to)
      • crystals M11.9
        ICD-10-CM Diagnosis Code M11.9

        Crystal arthropathy, unspecified

          2016 2017 2018 2019 2020 Billable/Specific Code
        • specified type NEC M11.80
          ICD-10-CM Diagnosis Code M11.80

          Other specified crystal arthropathies, unspecified site

            2016 2017 2018 2019 2020 Billable/Specific Code
          • knee M11.86-

ICD-10-CM Codes Adjacent To M11.86
M11.832 Other specified crystal arthropathies, left wrist
M11.839 Other specified crystal arthropathies, unspecified wrist
M11.84 Other specified crystal arthropathies, hand
M11.841 Other specified crystal arthropathies, right hand
M11.842 Other specified crystal arthropathies, left hand
M11.849 Other specified crystal arthropathies, unspecified hand
M11.85 Other specified crystal arthropathies, hip
M11.851 Other specified crystal arthropathies, right hip
M11.852 Other specified crystal arthropathies, left hip
M11.859 Other specified crystal arthropathies, unspecified hip
M11.86 Other specified crystal arthropathies, knee
M11.861 Other specified crystal arthropathies, right knee
M11.862 Other specified crystal arthropathies, left knee
M11.869 Other specified crystal arthropathies, unspecified knee
M11.87 Other specified crystal arthropathies, ankle and foot
M11.871 Other specified crystal arthropathies, right ankle and foot
M11.872 Other specified crystal arthropathies, left ankle and foot
M11.879 Other specified crystal arthropathies, unspecified ankle and foot
M11.88 …… vertebrae
M11.89 …… multiple sites
M11.9 Crystal arthropathy, unspecified

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