ICD-10-CM · Chapter 6 · G00–G99
G04.3
Acute necrotizing hemorrhagic encephalopathy
Diseases of the nervous system
Heads up:this is a parent code. It's typically not directly billable — you need to drill down to a more specific child code (one with additional digits) to use on a claim.
Quick facts
- Code
- G04.3
- Type
- Category / header (non-billable)
- ICD-10-CM chapter
- Chapter 6 — Diseases of the nervous system
- Category
- G04 — Encephalitis, myelitis and encephalomyelitis
- Specificity
- 4 characters
How coders use this code
ICD-10-CM G04.3 is a category (header) for acute necrotizing hemorrhagic encephalopathy. It is generally not reported directly on a claim — coders drill down to a more specific child code (one with additional characters) that matches the documentation. Use the related codes below to find the billable code that fits, and verify against the annual NCHS/CMS guidelines.
Related codes in G04
- G04Encephalitis, myelitis and encephalomyelitis
- G04.0Acute disseminated encephalitis and encephalomyelitis (ADEM)
- G04.00Acute disseminated encephalitis and encephalomyelitis, unspecified
- G04.01Postinfectious acute disseminated encephalitis and encephalomyelitis (postinfectious ADEM)
- G04.02Postimmunization acute disseminated encephalitis, myelitis and encephalomyelitis
- G04.1Tropical spastic paraplegia
- G04.2Bacterial meningoencephalitis and meningomyelitis, not elsewhere classified
- G04.30Acute necrotizing hemorrhagic encephalopathy, unspecified
- G04.31Postinfectious acute necrotizing hemorrhagic encephalopathy
- G04.32Postimmunization acute necrotizing hemorrhagic encephalopathy
- G04.39Other acute necrotizing hemorrhagic encephalopathy
- G04.8Other encephalitis, myelitis and encephalomyelitis
- G04.81Other encephalitis and encephalomyelitis
- G04.82Acute flaccid myelitis
- G04.89Other myelitis
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