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M85.51

⚠ Non-billable (Header)

Aneurysmal bone cyst, shoulder

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.

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⚠️ Excludes2

inherited from M85.5

Rules from parent category M85.5: Aneurysmal bone cyst

  • • aneurysmal cyst of jaw (M27.4)

Child Codes (3)

M85.511Aneurysmal bone cyst, right shoulderM85.512Aneurysmal bone cyst, left shoulderM85.519Aneurysmal bone cyst, unspecified shoulder

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Code Information

CodeM85.51
BillableNo — Header code
ParentM85.5
CategoryDiseases of the musculoskeletal system and connective tissue (M00-M99)
Excludes10 rule(s)
Excludes21 note(s)
Child codes3

Data Source

CMS ICD-10-CM 2026 Tabular List

Updated October 1, 2025 (FY2026)