M11.279 Other chondrocalcinosis, unspecified ankle and foot

Billable ICD-10-CM code, FY2026.

Applies from M11.2 Other chondrocalcinosis

Applicable to

• Chondrocalcinosis NOS

MS-DRG index

Defines the logic of DRG(s) 553-554 in MDC 08.

Approximate ICD-9-CM (GEMs)

• 712.37 Chondrocalcinosis, unspecified, ankle and foot (approximate)

Code annotations containing back-references to M11.279

Back-references to M11.2

• Type 1 Excludes: E83.5 Disorders of calcium metabolism ("chondrocalcinosis (M11.1-M11.2)")
• Type 2 Excludes: M24.1 Other articular cartilage disorders ("chondrocalcinosis (M11.1-, M11.2-)")

Nearby codes

• 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 (this code)
• M11.28 Other chondrocalcinosis, vertebrae
• M11.29 Other chondrocalcinosis, multiple sites
• M11.8 Other specified crystal arthropathies
• M11.80 Other specified crystal arthropathies, unspecified site
• M11.81 Other specified crystal arthropathies, shoulder