G50
Non-billableDisorders of trigeminal nerve
Disorders of trigeminal nerve
This is a header/category code. For billing purposes, use a more specific child code from the list below.
Coding Notes
Includes
Conditions included under this code
- disorders of 5th 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 NOSM79.2
- •neuritis NOSM79.2
- •peripheral neuritis in pregnancyO26.82
- •radiculitis NOSM54.1
Excludes 2
Conditions not included here, but the patient may have both
- •certain conditions originating in the perinatal periodP04-P96
- •certain infectious and parasitic diseasesA00-B99
- •complications of pregnancy, childbirth and the puerperiumO9A)O00
- •congenital malformations, deformations, and chromosomal abnormalitiesQ00-Q99
- •endocrine, nutritional and metabolic diseasesE00-E88
- •injury, poisoning and certain other consequences of external causesS00-T88
- •neoplasmsC00-D49
- •symptoms, signs and abnormal clinical and laboratory findings, not elsewhere classifiedR00-R94
Child Codes (4)
ICD-11 Equivalents(1)
ICD-11 Equivalents
View full mappingCorresponding ICD-11 codes from the WHO crosswalk mapping
Also Known As / Clinical Terms(31)
UMLS
- CRANIAL NERVE V DISC0152177
- Cranial Nerve V DiseasesC0152177
- Disorder of the fifth cranial nerveC0152177
- Disorder of trigeminal nerve, unspecifiedC0152177
- Disorders of the Vth cranial nerveC0152177
- Disorders of the fifth nerveC0152177
- Disorders of trigeminal nerveC0152177
- FIFTH CRANIAL NERVE DISC0152177
- Fifth Cranial Nerve DiseasesC0152177
- Neuropathies, TrigeminalC0152177
- Neuropathy, TrigeminalC0152177
- TRIGEMINAL NERVE DISC0152177
- Trigeminal Nerve DiseaseC0152177
- Trigeminal Nerve DiseasesC0152177
- Trigeminal Nerve DisorderC0152177
- Trigeminal Nerve DisordersC0152177
- Trigeminal NeuropathiesC0152177
- Trigeminal NeuropathyC0152177
- Trigeminal disordersC0152177
- Trigeminal nerve disorderC0152177
- Trigeminal nerve disorder (disorder)C0152177
- Trigeminal nerve disorder NOSC0152177
- Trigeminal nerve disorder, unspecifiedC0152177
- Trigeminal neuropathyC0152177
- disorder trigeminalC0152177
- neuropathy trigeminalC0152177
- trigeminal disorderC0152177
- trigeminal nerve diseaseC0152177
- trigeminal nerve disorderC0152177
- trigeminal neuropathyC0152177
- disorders of 5th cranial nerveC4290122
Frequently Asked Questions
What is the ICD-10 code for disorders of trigeminal nerve?
The ICD-10-CM code for disorders of trigeminal nerve is G50. The full clinical description is "Disorders of trigeminal nerve". G50 is a non-billable header code. Use a more specific child code for billing purposes.
What does ICD-10 code G50 mean?
ICD-10-CM code G50 represents “Disorders of trigeminal nerve”. It is classified under Chapter 6: Diseases of the Nervous System and is a non-billable header code. Use a more specific child code for billing purposes.
Is G50 a billable code?
No, G50 is a non-billable header code. You need to use one of its more specific child codes for billing. There are 4 child codes under G50.
What chapter is G50 in?
G50 is in Chapter 6: Diseases of the Nervous System (codes G00-G99).
What codes cannot be used with G50?
G50 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 G50?
G50 has 4 child codes, including: G50.0 (Trigeminal neuralgia), G50.1 (Atypical facial pain), G50.8 (Other disorders of trigeminal nerve), G50.9 (Disorder of trigeminal nerve, unspecified).
What are the UMLS CUIs for G50?
G50 is linked to 2 UMLS Concept Unique Identifiers: C0152177, C4290122. The UMLS (Unified Medical Language System) integrates multiple biomedical vocabularies maintained by the U.S. National Library of Medicine.
How does G50 relate to ICF functioning codes?
ICF (International Classification of Functioning, Disability and Health) codes describe how conditions like disorders of trigeminal nerve affect a person's functioning — body functions, activities, participation, and environmental factors. AutoICD provides ICF Core Sets for 12+ conditions and can map clinical text to ICF categories automatically. Browse the ICF directory to explore functioning codes.
What is the ICD-11 equivalent of G50?
G50 maps to the ICD-11 code: 8B82.Z (Disorders of trigeminal nerve, unspecified).
Automate ICD-10 Coding With AI
Send clinical text to the AutoICD API and get back structured ICD-10 codes with confidence scores. Integrates into any EHR or billing system in minutes.
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.