G51

Non-billable

Facial nerve disorders

Facial nerve disorders

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

Status

Non-billable / Header

Block

G50-G59

Child Codes

7

Coding Notes

Includes

Conditions included under this code

  • disorders of 7th cranial nerve

Excludes 1

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

  • current traumatic nerve, nerve root and plexus disorders - see Injury, nerve by body region
  • neuralgia NOS (M79.2)
  • neuritis NOS (M79.2)
  • peripheral neuritis in pregnancy (O26.82-)
  • radiculitis NOS (M54.1-)

Excludes 2

Conditions not included here, but the patient may have both

  • certain conditions originating in the perinatal period (P04-P96)
  • certain infectious and parasitic diseases (A00-B99)
  • complications of pregnancy, childbirth and the puerperium (O00-O9A)
  • congenital malformations, deformations, and chromosomal abnormalities (Q00-Q99)
  • endocrine, nutritional and metabolic diseases (E00-E88)
  • injury, poisoning and certain other consequences of external causes (S00-T88)
  • neoplasms (C00-D49)
  • symptoms, signs and abnormal clinical and laboratory findings, not elsewhere classified (R00-R94)

Child Codes (7)

Also Known As / Clinical Terms

Frequently Asked Questions

What is ICD-10 code G51?

ICD-10-CM code G51 represents "Facial nerve disorders". It is a non-billable header code — use a more specific child code for billing purposes.

Is G51 a billable code?

No, G51 is a non-billable header code. You need to use one of its more specific child codes for billing. There are 7 child codes under G51.

What chapter is G51 in?

G51 is in Chapter 6: Diseases of the Nervous System (codes G00-G99).

What codes cannot be used with G51?

G51 has Excludes1 notes indicating codes that cannot be used together with it, including: current traumatic nerve, nerve root and plexus disorders - see Injury, nerve by body region; neuralgia NOS (M79.2); neuritis NOS (M79.2); and 2 more.

What are the subcategories under G51?

G51 has 7 child codes, including: G51.0 (Bell's palsy), G51.1 (Geniculate ganglionitis), G51.2 (Melkersson's syndrome), G51.3 (Clonic hemifacial spasm), and 3 more.

What are the UMLS CUIs for G51?

G51 is linked to 2 UMLS Concept Unique Identifiers: C0015464, C4290123. 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.