G50.0
Billable

Trigeminal neuralgia

Billable / Specific Code

What is Trigeminal neuralgia?

ICD-10-CM G50.0 is the diagnosis code for Trigeminal neuralgia. This code falls under the section "Nerve, nerve root and plexus disorders" within Chapter 6 — Diseases of the nervous system (G00-G99). It is a billable/specific ICD-10-CM code that can be used to indicate a diagnosis for reimbursement purposes. Medical coders and healthcare providers use this code to document and classify diagnoses in electronic health records, insurance claims, and clinical databases.

💡 Inclusions

Coding Guidelines for G50.0

✅ This Code Includes

  • Syndrome of paroxysmal facial pain
  • Tic douloureux

ICD-10-CM Code Hierarchy

Understanding where G50.0 sits in the ICD-10-CM classification helps ensure proper coding:

Related Codes

Frequently Asked Questions

Is G50.0 a billable ICD-10-CM code?

Yes, G50.0 is a billable/specific ICD-10-CM code that can be used to indicate a diagnosis for reimbursement purposes.

What does G50.0 mean?

G50.0 is the ICD-10-CM diagnosis code for "Trigeminal neuralgia". It is used by healthcare providers to classify and document this condition in medical records and insurance claims.

What is the parent code of G50.0?

The parent code of G50.0 is G50 ("Disorders of trigeminal nerve"). G50.0 provides a more specific classification within this category.

What section is G50.0 in?

G50.0 is located in Section G50-G59 — "Nerve, nerve root and plexus disorders" within Chapter 6 of the ICD-10-CM Tabular List.

When should I use G50.0?

Use G50.0 when the patients documented diagnosis matches "Trigeminal neuralgia" and the clinical documentation supports this level of specificity. Always verify with the latest ICD-10-CM guidelines and payer requirements.

People Also Ask

What is the ICD-10 code for Trigeminal neuralgia?

The ICD-10-CM code for Trigeminal neuralgia is G50.0.

Can G50.0 be used for primary diagnosis?

Yes, G50.0 can be used as a primary diagnosis code since it is billable and specific.

What chapter is G50.0 in?

G50.0 is in Chapter 6 of the ICD-10-CM Tabular List.

Is G50.0 valid for 2026?

Yes, G50.0 is a valid ICD-10-CM code for the 2026 fiscal year, subject to official CMS updates.

See Also

← PreviousG50Disorders of trigeminal nerveNext →G50.1Atypical facial pain
Code Details
G50.0
Trigeminal neuralgia
Billable / Specific Code
6 — Diseases of the nervous system (G00-G99)
G50-G59 — Nerve, nerve root and plexus disorders
2026 ICD-10-CM