G04.00
BillableAcute disseminated encephalitis and encephalomyelitis, unsp
Acute disseminated encephalitis and encephalomyelitis, unspecified
Coding Notes
Includes
Conditions included under this code
- acute ascending myelitis
- meningoencephalitis
- meningomyelitis
Excludes 1
Codes that cannot be used together with this code (mutual exclusion)
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)
- acute transverse myelitis (G37.3)
- alcoholic encephalopathy (G31.2)
- multiple sclerosis (G35)
- myalgic encephalomyelitis (G93.32)
- subacute necrotizing myelitis (G37.4)
- toxic encephalitis (G92.8)
- toxic encephalopathy (G92.8)
Also Known As / Clinical Terms
SNOMED CT
- ADEM - Acute disseminated encephalomyelitis83942000
- Acute disseminated encephalomyelitis83942000
- Demyelination of spinal cord308634000
- Spinal demyelination308634000
- Multiphasic ADEM - acute disseminated encephalomyelitis432451000124103
- Multiphasic acute disseminated encephalomyelitis432451000124103
- Recurrent ADEM - acute disseminated encephalomyelitis2701000124105
- Recurrent acute disseminated encephalomyelitis2701000124105
Frequently Asked Questions
What is the ICD-10 code for acute disseminated encephalitis and encephalomyelitis, unsp?
The ICD-10-CM code for acute disseminated encephalitis and encephalomyelitis, unsp is G04.00. The full clinical description is "Acute disseminated encephalitis and encephalomyelitis, unspecified". G04.00 is a billable/specific code that can be used on insurance claims and medical billing.
What does ICD-10 code G04.00 mean?
ICD-10-CM code G04.00 represents "Acute disseminated encephalitis and encephalomyelitis, unspecified". It is classified under Chapter 6: Diseases of the Nervous System and is a billable/specific code that can be used on a claim.
Is G04.00 a billable code?
Yes, G04.00 is a billable/specific ICD-10-CM code and can be used to indicate a diagnosis on a medical claim.
What chapter is G04.00 in?
G04.00 is in Chapter 6: Diseases of the Nervous System (codes G00-G99).
What codes cannot be used with G04.00?
G04.00 has Excludes1 notes indicating codes that cannot be used together with it, including: encephalopathy NOS (G93.40); acute necrotizing hemorrhagic encephalopathy (G04.3-); other noninfectious acute disseminated encephalomyelitis (noninfectious ADEM) (G04.81).
What SNOMED CT codes does G04.00 map to?
G04.00 maps to 4 SNOMED CT concepts: 83942000, 308634000, 432451000124103, 2701000124105. SNOMED CT is a clinical terminology used in electronic health records.
What are the UMLS CUIs for G04.00?
G04.00 is linked to 1 UMLS Concept Unique Identifier: C2875015. 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.