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R49.1 - Aphonia


The ICD 10 Code for Aphonia is listed as R49.1.
Additional information concerning this code and description can be found below including ICD 9 crosswalks / GEMS, chapter information, and DRGs where available.

ICD 10 CM Field Value
Diagnosis Code: R49.1
Description: Aphonia
  • Loss of voice
Diagnostic Related Groups
(MS-DRG v30.0)
154 - Other Ear, Nose, Mouth & Throat Diagnoses W Mcc
155 - Other Ear, Nose, Mouth & Throat Diagnoses W Cc
156 - Other Ear, Nose, Mouth & Throat Diagnoses W/o Cc/mcc
Chapter Symptoms, signs and abnormal clinical and laboratory findings, not elsewhere classified (R00-R99)
Block Symptoms and signs involving speech and voice (R47-R49)
Parent R49 - Voice and resonance disorders
ICD-9-CM Diagnosis Codes General Equivalence Mappings (GEMS):
ICD 9 Dx Code: 784.41 - Aphonia
ICD-10-CM Siblings (same level / similar specificity) of R49.1:
R49.0 - Dysphonia
R49.2 - Hypernasality and hyponasality
R49.8 - Other voice and resonance disorders
R49.9 - Unspecified voice and resonance disorder