Q83: Congenital malformations of breast

Codes under Q83 (Congenital malformations of breast). A ✓ marks a billable (fully specified) code; category codes without a ✓ are not billable on their own.

Code	Description	Billable
Q83.0	Congenital absence of breast with absent nipple	✓
Q83.1	Accessory breast	✓
Q83.2	Absent nipple	✓
Q83.3	Accessory nipple	✓
Q83.8	Other congenital malformations of breast	✓
Q83.9	Congenital malformation of breast, 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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