R49.21 - Hypernasality
- Applicable to Hypernasality
- The 2025 edition of ICD10-CM R49.21 became effective on October 1, 2024.
- This is the American ICD10-CM version of R49.21 - other international versions of ICD10 R49.21 may differ.
- R49.21 is a Billable / Specific ICD10-CM code that can be used to indicate a diagnosis for reimbursement purposes.
The following codes above R49.21 contain annotation back-references that may be applicable to R49.21:
Chapter: R00-R99 Symptoms, signs and abnormal clinical and laboratory findings, not elsewhere classified
Section: R47-R49 Symptoms and signs involving speech and voice
Category: R49 Voice and resonance disorders
Billable/Specific Code
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Reimbursement claims with a date of service on or after October 1, 2015 require the use of ICD-10-CM codes.
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