ICD-10-CM Code M11.879

Other specified crystal arthropathies, unspecified ankle and foot

Version 2020 Billable Code

Valid for Submission

M11.879 is a billable code used to specify a medical diagnosis of other specified crystal arthropathies, unspecified ankle and foot. The code is valid for the year 2020 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 or chondrocalcinosis due to dicalcium phosphate crystals, of the ankle and foot or chondrocalcinosis due to pyrophosphate crystals or chondrocalcinosis due to pyrophosphate crystals, of the ankle and foot or chondrocalcinosis of joint of ankle and/or foot.

ICD-10:	M11.879
Short Description:	Oth crystal arthropathies, unspecified ankle and foot
Long Description:	Other specified crystal arthropathies, unspecified ankle and foot

Synonyms

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

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
Chondrocalcinosis of joint of ankle AND/OR foot

Diagnostic Related Groups

The ICD-10 code M11.879 is grouped in the following groups for version MS-DRG V37.0 What are Diagnostic Related Groups?
The Diagnostic Related Groups (DRGs) are a patient classification scheme which provides a means of relating the type of patients a hospital treats. The DRGs divides all possible principal diagnoses into mutually exclusive principal diagnosis areas referred to as Major Diagnostic Categories (MDC). applicable from 10/01/2020 through 09/30/2020.

553 - BONE DISEASES AND ARTHROPATHIES WITH MCC
554 - BONE DISEASES AND ARTHROPATHIES WITHOUT MCC

Convert M11.879 to ICD-9

712.87 - Cryst arthrop NEC-ankle (Approximate Flag)
712.97 - Cryst arthrop NOS-ankle (Approximate Flag)

Code Classification

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

Code History

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

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

Osteoarthritis is the most common type of arthritis. It's often related to aging or to an injury.
Autoimmune arthritis happens when your body's immune system attacks healthy cells in your body by mistake. Rheumatoid arthritis is the most common form of this kind of arthritis.
Juvenile arthritis is a type of arthritis that happens in children.
Infectious arthritis is an infection that has spread from another part of the body to the joint.
Psoriatic arthritis affects people with psoriasis.
Gout is a painful type of arthritis that happens when too much uric acid builds up in the body. It often starts in the big toe.

NIH: National Institute of Arthritis and Musculoskeletal and Skin Diseases

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