ICD-10-CM › A00-B99 › A80-A89 › A80 Acute poliomyelitis › A80.9
Acute poliomyelitis, unspecified
ValidICD-10-CM diagnosis code.
Valid for claims with a date of service in the current code year.
What has happened to this code
Every change the publisher made, from 2007 to now. Entries marked draft are from the pre-implementation releases: ICD-10 took effect on 1 October 2015, so nothing before FY2016 was ever valid on a claim.
- FY2007 Added to the draft code set draft Acute poliomyelitis, unspecified
Official coding rules
Published by CDC for FY2027. A rule attached to a category binds every code beneath it, so the rules inherited from this code's ancestors are shown with the code they come from.
Inherited from A80 Acute poliomyelitis
Excludes1 - never coded here
- acute flaccid myelitis (G04.82)
Inherited from the A80-A89 section Viral and prion infections of the central nervous system (A80-A89)
Excludes1 - never coded here
- postpolio syndrome (G14)
- sequelae of poliomyelitis (B91)
- sequelae of viral encephalitis (B94.1)
How CDC's index refers to this code
Wording from the official alphabetic index. Much of it appears nowhere in the code description, which is why a search for the everyday phrase so often finds nothing.
- Myelitis
- Phrenitis
- Arachnitis
- Cephalitis
- Cerebritis
- Ependymitis
- Cerebellitis
- Arachnoiditis
- Fever > brain
- Ventriculitis
- Fever > spinal
- Perimeningitis
- Febris, febrile
- Hydromeningitis
- Leptomeningitis
- Meningomyelitis
- Mesencephalitis
- Myelomeningitis
- Pachymeningitis
- Parencephalitis
- Syringomyelitis
- Fever > cerebral
- Radiculomyelitis
- Effusion > spinal
- Encephalomyelitis
- Fever > meningeal
- Meningocerebritis
- Myeloencephalitis
- Meningoradiculitis
- Sepsis > meningeal
- Effusion > meninges
- Encephalomeningitis
- Meningoencephalitis
- Meningomyeloneuritis
- Effusion > cerebrospinal
- Encephalomeningomyelitis
- Encephalomyelomeningitis
- Meningoencephalomyelitis
- Poliomeningoencephalitis
- Fever > viral hemorrhagic
Showing 40 of 69 index phrases.
Codes in the same group
| Code | Description | Status |
|---|---|---|
| A80.0 | Acute paralytic poliomyelitis, vaccine-associated | Valid |
| A80.1 | Acute paralytic poliomyelitis, wild virus, imported | Valid |
| A80.2 | Acute paralytic poliomyelitis, wild virus, indigenous | Valid |
| A80.3 | Acute paralytic poliomyelitis, other and unspecified | Not billable |
| A80.4 | Acute nonparalytic poliomyelitis | Valid |