Q41: Congenital absence, atresia and stenosis of small intestine

Codes under Q41 (Congenital absence, atresia and stenosis of small intestine). A ✓ marks a billable (fully specified) code; category codes without a ✓ are not billable on their own.

Code	Description	Billable
Q41.0	Congenital absence, atresia and stenosis of duodenum	✓
Q41.1	Congenital absence, atresia and stenosis of jejunum	✓
Q41.2	Congenital absence, atresia and stenosis of ileum	✓
Q41.8	Congenital absence, atresia and stenosis of other specified parts of small intestine	✓
Q41.9	Congenital absence, atresia and stenosis of small intestine, part unspecified	✓

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Informational only, not coding or medical advice. Verify against the official ICD-10-CM (FY2026) and your payer's guidelines.

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