2020 ICD-10-CM Diagnosis Code M11.261

Other chondrocalcinosis, right knee

    2016 2017 2018 2019 2020 Billable/Specific Code
  • M11.261 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 M11.261 became effective on October 1, 2019.
  • This is the American ICD-10-CM version of M11.261 - other international versions of ICD-10 M11.261 may differ.
The following code(s) above M11.261 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 M11.261:
  • M00-M99
    2020 ICD-10-CM Range M00-M99

    Diseases of the musculoskeletal system and connective tissue

    • 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
  • M11.2
    ICD-10-CM Diagnosis Code M11.2

    Other chondrocalcinosis

      2016 2017 2018 2019 2020 Non-Billable/Non-Specific Code
    Applicable To
    • Chondrocalcinosis NOS
    Other chondrocalcinosis
Approximate Synonyms
  • Chondrocalcinosis of bilateral knees
  • Chondrocalcinosis of right knee
ICD-10-CM M11.261 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 M11.261 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 M11.261
M11.239 Other chondrocalcinosis, unspecified wrist
M11.24 Other chondrocalcinosis, hand
M11.241 Other chondrocalcinosis, right hand
M11.242 Other chondrocalcinosis, left hand
M11.249 Other chondrocalcinosis, unspecified hand
M11.25 Other chondrocalcinosis, hip
M11.251 Other chondrocalcinosis, right hip
M11.252 Other chondrocalcinosis, left hip
M11.259 Other chondrocalcinosis, unspecified hip
M11.26 Other chondrocalcinosis, knee
M11.261 Other chondrocalcinosis, right knee
M11.262 Other chondrocalcinosis, left knee
M11.269 Other chondrocalcinosis, unspecified knee
M11.27 Other chondrocalcinosis, ankle and foot
M11.271 Other chondrocalcinosis, right ankle and foot
M11.272 Other chondrocalcinosis, left ankle and foot
M11.279 Other chondrocalcinosis, unspecified ankle and foot
M11.28 …… vertebrae
M11.29 …… multiple sites
M11.8 Other specified crystal arthropathies
M11.80 …… unspecified site

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