M11.0
⚠ Non-billable (Header)Hydroxyapatite deposition disease
Diseases of the musculoskeletal system and connective tissue (M00-M99)
⚠️ This is a category header code — not billable. Use a more specific child code below.
✅ No additional coding notes for M11.0
Child Codes (10)
M11.00Hydroxyapatite deposition disease, unspecified siteM11.01Hydroxyapatite deposition disease, shoulderM11.02Hydroxyapatite deposition disease, elbowM11.03Hydroxyapatite deposition disease, wristM11.04Hydroxyapatite deposition disease, handM11.05Hydroxyapatite deposition disease, hipM11.06Hydroxyapatite deposition disease, kneeM11.07Hydroxyapatite deposition disease, ankle and footM11.08Hydroxyapatite deposition disease, vertebraeM11.09Hydroxyapatite deposition disease, multiple sites
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CodeM11.0
BillableNo — Header code
ParentM11
CategoryDiseases of the musculoskeletal system and connective tissue (M00-M99)
Excludes10 rule(s)
Excludes20 note(s)
Child codes10
Data Source
CMS ICD-10-CM 2026 Tabular List
Updated October 1, 2025 (FY2026)