2020 ICD-10-CM Diagnosis Code M11.861

Other specified crystal arthropathies, right knee

    2016 2017 2018 2019 2020 Billable/Specific Code
  • M11.861 is a billable/specific ICD-10-CM code that can be used to indicate a diagnosis for reimbursement purposes.
  • The 2020 edition of ICD-10-CM M11.861 became effective on October 1, 2019.
  • This is the American ICD-10-CM version of M11.861 - other international versions of ICD-10 M11.861 may differ.
The following code(s) above M11.861 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 M11.861:
  • 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
ICD-10-CM M11.861 is grouped within Diagnostic Related Group(s) (MS-DRG v37.0):
  • 553 Bone diseases and arthropathies with mcc
  • 554 Bone diseases and arthropathies without mcc

Convert M11.861 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
ICD-10-CM Codes Adjacent To M11.861
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
M12 Other and unspecified arthropathy

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