ICD-10-CM G47.419 is the diagnosis code for Narcolepsy without cataplexy. This code falls under the section "Episodic and paroxysmal 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.
Understanding where G47.419 sits in the ICD-10-CM classification helps ensure proper coding:
Yes, G47.419 is a billable/specific ICD-10-CM code that can be used to indicate a diagnosis for reimbursement purposes.
G47.419 is the ICD-10-CM diagnosis code for "Narcolepsy without cataplexy". It is used by healthcare providers to classify and document this condition in medical records and insurance claims.
The parent code of G47.419 is G47.41 ("Narcolepsy"). G47.419 provides a more specific classification within this category.
G47.419 is located in Section G40-G47 — "Episodic and paroxysmal disorders" within Chapter 6 of the ICD-10-CM Tabular List.
Use G47.419 when the patients documented diagnosis matches "Narcolepsy without cataplexy" and the clinical documentation supports this level of specificity. Always verify with the latest ICD-10-CM guidelines and payer requirements.
The ICD-10-CM code for Narcolepsy without cataplexy is G47.419.
Yes, G47.419 can be used as a primary diagnosis code since it is billable and specific.
G47.419 is in Chapter 6 of the ICD-10-CM Tabular List.
Yes, G47.419 is a valid ICD-10-CM code for the 2026 fiscal year, subject to official CMS updates.