G47.42
Non-billableNarcolepsy in conditions classified elsewhere
Narcolepsy in conditions classified elsewhere
This is a header/category code. For billing purposes, use a more specific child code from the list below.
Coding Notes
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)
- nightmares (F51.5)
- nonorganic sleep disorders (F51.-)
- sleep terrors (F51.4)
- sleepwalking (F51.3)
Code First
The underlying condition must be sequenced before this code
- underlying condition
Child Codes (2)
Also Known As / Clinical Terms
Frequently Asked Questions
What is the ICD-10 code for narcolepsy in conditions classified elsewhere?
The ICD-10-CM code for narcolepsy in conditions classified elsewhere is G47.42. The full clinical description is "Narcolepsy in conditions classified elsewhere". G47.42 is a non-billable header code. Use a more specific child code for billing purposes.
What does ICD-10 code G47.42 mean?
ICD-10-CM code G47.42 represents "Narcolepsy in conditions classified elsewhere". 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 G47.42 a billable code?
No, G47.42 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 G47.42.
What chapter is G47.42 in?
G47.42 is in Chapter 6: Diseases of the Nervous System (codes G00-G99).
What are the subcategories under G47.42?
G47.42 has 2 child codes, including: G47.421 (Narcolepsy in conditions classified elsewhere with cataplexy), G47.429 (Narcolepsy in conditions classified elsewhere w/o cataplexy).
What are the UMLS CUIs for G47.42?
G47.42 is linked to 1 UMLS Concept Unique Identifier: C1456243. 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.