2020 ICD-10-CM Diagnosis Code M12.261

Villonodular synovitis (pigmented), right knee

    2016 2017 2018 2019 2020 Billable/Specific Code
  • M12.261 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 M12.261 became effective on October 1, 2019.
  • This is the American ICD-10-CM version of M12.261 - other international versions of ICD-10 M12.261 may differ.
The following code(s) above M12.261 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 M12.261:
  • 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
  • M12
    ICD-10-CM Diagnosis Code M12

    Other and unspecified arthropathy

      2016 2017 2018 2019 2020 Non-Billable/Non-Specific Code
    Type 1 Excludes
    Other and unspecified arthropathy
Approximate Synonyms
  • Pigmented villonodular synovitis of bilateral knees
  • Pigmented villonodular synovitis of right knee
ICD-10-CM M12.261 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 M12.261 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 M12.261
M12.239 Villonodular synovitis (pigmented), unspecified wrist
M12.24 Villonodular synovitis (pigmented), hand
M12.241 Villonodular synovitis (pigmented), right hand
M12.242 Villonodular synovitis (pigmented), left hand
M12.249 Villonodular synovitis (pigmented), unspecified hand
M12.25 Villonodular synovitis (pigmented), hip
M12.251 Villonodular synovitis (pigmented), right hip
M12.252 Villonodular synovitis (pigmented), left hip
M12.259 Villonodular synovitis (pigmented), unspecified hip
M12.26 Villonodular synovitis (pigmented), knee
M12.261 Villonodular synovitis (pigmented), right knee
M12.262 Villonodular synovitis (pigmented), left knee
M12.269 Villonodular synovitis (pigmented), unspecified knee
M12.27 Villonodular synovitis (pigmented), ankle and foot
M12.271 Villonodular synovitis (pigmented), right ankle and foot
M12.272 Villonodular synovitis (pigmented), left ankle and foot
M12.279 Villonodular synovitis (pigmented), unspecified ankle and foot
M12.28 …… other specified site
M12.29 …… multiple sites
M12.3 Palindromic rheumatism
M12.30 …… unspecified site

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