AutoICD API

R49.2

Non-billable

Hypernasality and hyponasality

Hypernasality and hyponasality

This is a header/category code. For billing purposes, use a more specific child code from the list below.

Status

Non-billable / Header

Block

R47-R49

Parent Code

R49

Child Codes

2

Coding Notes

Excludes 1

Codes that cannot be used together with this code (mutual exclusion)

  • psychogenic voice and resonance disorders (F44.4)

Excludes 2

Conditions not included here, but the patient may have both

  • abnormal findings on antenatal screening of mother (O28.-)
  • certain conditions originating in the perinatal period (P04-P96)
  • signs and symptoms classified in the body system chapters
  • signs and symptoms of breast (N63, N64.5)

Child Codes (2)

R49.21

Hypernasality

BillableR49.22

Hyponasality

Billable

Also Known As / Clinical Terms

UMLS

Frequently Asked Questions

What is ICD-10 code R49.2?

ICD-10-CM code R49.2 represents "Hypernasality and hyponasality". It is a non-billable header code — use a more specific child code for billing purposes.

Is R49.2 a billable code?

No, R49.2 is a non-billable header code. You need to use one of its more specific child codes for billing. There are 2 child codes under R49.2.

What chapter is R49.2 in?

R49.2 is in Chapter 18: Symptoms, Signs and Abnormal Clinical and Laboratory Findings (codes R00-R99).

What codes cannot be used with R49.2?

R49.2 has Excludes1 notes indicating codes that cannot be used together with it, including: psychogenic voice and resonance disorders (F44.4).

What are the subcategories under R49.2?

R49.2 has 2 child codes, including: R49.21 (Hypernasality), R49.22 (Hyponasality).

What are the UMLS CUIs for R49.2?

R49.2 is linked to 1 UMLS Concept Unique Identifier: C0495696. The UMLS (Unified Medical Language System) integrates multiple biomedical vocabularies maintained by the U.S. National Library of Medicine.

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Includes SNOMED Clinical Terms® (SNOMED CT®) used by permission of SNOMED International. Includes content from the UMLS Metathesaurus, courtesy of the U.S. National Library of Medicine.