2022 ICD-10-CM Code M11.879
Other specified crystal arthropathies, unspecified ankle and foot

Version 2022
ICD-10:M11.879
Short Description:Oth crystal arthropathies, unspecified ankle and foot
Long Description:Other specified crystal arthropathies, unspecified ankle and foot
Status: Valid for Submission

Code Classification

  • Diseases of the musculoskeletal system and connective tissue (M00–M99)
    • Inflammatory polyarthropathies (M05-M14)
      • Other crystal arthropathies (M11)

M11.879 is a billable diagnosis code used to specify a medical diagnosis of other specified crystal arthropathies, unspecified ankle and foot. The code M11.879 is valid during the fiscal year 2022 from October 01, 2021 through September 30, 2022 for the submission of HIPAA-covered transactions.

The ICD-10-CM code M11.879 might also be used to specify conditions or terms like chondrocalcinosis due to dicalcium phosphate crystals, chondrocalcinosis due to dicalcium phosphate crystals, of the ankle and foot, chondrocalcinosis due to pyrophosphate crystals, chondrocalcinosis due to pyrophosphate crystals, of the ankle and foot or chondrocalcinosis of joint of ankle and/or foot.

Unspecified diagnosis codes like M11.879 are acceptable when clinical information is unknown or not available about a particular condition. Although a more specific code is preferable, unspecified codes should be used when such codes most accurately reflect what is known about a patient's condition. Specific diagnosis codes should not be used if not supported by the patient's medical record.

Approximate Synonyms

The following clinical terms are approximate synonyms or lay terms that might be used to identify the correct diagnosis code:

Convert M11.879 to ICD-9 Code

The General Equivalency Mapping (GEM) crosswalk indicates an approximate mapping between the ICD-10 code M11.879 its ICD-9 equivalent. The approximate mapping means there is not an exact match between the ICD-10 code and the ICD-9 code and the mapped code is not a precise representation of the original code.

Information for Patients


Arthritis

If you feel pain and stiffness in your body or have trouble moving around, you might have arthritis. Most kinds of arthritis cause pain and swelling in your joints. Joints are places where two bones meet, such as your elbow or knee. Over time, a swollen joint can become severely damaged. Some kinds of arthritis can also cause problems in your organs, such as your eyes or skin.

Types of arthritis include

NIH: National Institute of Arthritis and Musculoskeletal and Skin Diseases


[Learn More in MedlinePlus]

Code History

  • FY 2021 - No Change, effective from 10/1/2020 through 9/30/2021
  • FY 2020 - No Change, effective from 10/1/2019 through 9/30/2020
  • FY 2019 - No Change, effective from 10/1/2018 through 9/30/2019
  • FY 2018 - No Change, effective from 10/1/2017 through 9/30/2018
  • FY 2017 - No Change, effective from 10/1/2016 through 9/30/2017
  • FY 2016 - New Code, effective from 10/1/2015 through 9/30/2016 (First year ICD-10-CM implemented into the HIPAA code set)