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R49.21

✓ Billable

Hypernasality

Symptoms, signs and abnormal clinical and laboratory findings, not elsewhere classified (R00-R99)

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✅ No additional coding notes for R49.21

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Code Information

CodeR49.21
BillableYes
ParentR49.2
CategorySymptoms, signs and abnormal clinical and laboratory findings, not elsewhere classified (R00-R99)
Excludes10 rule(s)
Excludes20 note(s)

Data Source

CMS ICD-10-CM 2026 Tabular List

Updated October 1, 2025 (FY2026)