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Q30.1

Agenesis and underdevelopment of nose

Billable FY2026 2025-10-01 → 2026-09-30
Exclusions 1 never code together
Q30code
Excludes1
  • congenital deviation of nasal septum (Q67.4)Q67.4

Excludes1 — never code together. The excluded condition and this one are mutually exclusive.

Instructional notes 1
Q30.1code
Inclusion terms
  • Congenital absent of nose
Index entries leading here 4
  • Absence (of) (organ or part) (complete or partial)
    • nose (congenital) Q30.1
  • Agenesis
  • Hypoplasia, hypoplastic
  • Underdevelopment — see also Undeveloped
Alongside this code 5 same parent — Q30
Q30.0 Choanal atresia Q30.2 Fissured, notched and cleft nose Q30.3 Congenital perforated nasal septum Q30.8 Other congenital malformations of nose Q30.9 Congenital malformation of nose, unspecified
Additional references
AHA Coding Clinic® Licence required

Official coding advice for this code. Published by the American Hospital Association. Not included in this installation.

Risk adjustment

Maps to no condition category in any loaded model.

Presence is a property of the code. Untick a model to hide it everywhere.

This code

Billable
yes
Code set
FY2026
Parent
Q30
Block
Q30-Q34
Siblings
5

Present FY2024–FY2027.