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Q87.4

⚠ Non-billable (Header)

Marfan syndrome

Congenital malformations, deformations and chromosomal abnormalities (Q00-QA0)

⚠️ This is a category header code — not billable. Use a more specific child code below.

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📋 Code Instructions

from Q87
  • • code(s) to identify all associated manifestations
✅ No additional coding notes for Q87.4

Child Codes (4)

Q87.40Marfan syndrome, unspecifiedQ87.41Marfan syndrome with cardiovascular manifestationsQ87.42Marfan syndrome with ocular manifestationsQ87.43Marfan syndrome with skeletal manifestation

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Code Information

CodeQ87.4
BillableNo — Header code
ParentQ87
CategoryCongenital malformations, deformations and chromosomal abnormalities (Q00-QA0)
Excludes10 rule(s)
Excludes20 note(s)
Child codes4

Data Source

CMS ICD-10-CM 2026 Tabular List

Updated October 1, 2025 (FY2026)