A92.32 — West Nile virus infection with other neurologic manifestation
Is A92.32 billable?
Yes — A92.32 is billable for FY2027. A92.32 is a valid, billable ICD-10-CM code at the highest level of specificity in its branch. A92.32 may be submitted for encounters from October 1, 2026 through September 30, 2027.
A92.32 at a glance
| Code | A92.32 |
|---|---|
| Description | West Nile virus infection with other neurologic manifestation |
| Billable | Yes |
| Code set | ICD-10-CM FY2027 |
| Valid for encounters | October 1, 2026 – September 30, 2027 |
Which MS-DRGs does A92.32 group to?
A92.32 sits in MDC 18 and helps define the logic of 2 MS-DRGs (version 44, FY2027). Which one a stay actually groups to also depends on procedures and secondary diagnoses.
- 865Viral Illness with MCCmedical
- 866Viral Illness without MCCmedical
As a secondary diagnosis, A92.32 is a major complication or comorbidity (MCC), which can move a stay into a higher-paying DRG.
How is A92.32 listed in the Alphabetic Index?
These are the routes through the Alphabetic Index that lead to A92.32. They show the wording a clinician may have documented, which often differs from the Tabular description.
- Virus, viral › West Nile › with › cranial nerve disorders
- Virus, viral › West Nile › with › neurologic manifestation NEC
- Virus, viral › West Nile › with › optic neuritis
- Virus, viral › West Nile › with › polyradiculitis
- Fever › West › Nile › with › cranial nerve disorders (inanition) (of unknown origin) (persistent) (with chills) (with rigor)
- Fever › West › Nile › with › neurologic manifestation NEC (inanition) (of unknown origin) (persistent) (with chills) (with rigor)
- Fever › West › Nile › with › optic neuritis (inanition) (of unknown origin) (persistent) (with chills) (with rigor)
- Fever › West › Nile › with › polyradiculitis (inanition) (of unknown origin) (persistent) (with chills) (with rigor)
Use additional code
Report an additional code alongside A92.32 to fully describe the condition. A92.32 is sequenced first.
- code to specify the neurologic manifestation
Excludes1 — never code together — inherited from A92
The conditions below can never be reported together with A92.32 on the same claim. An Excludes1 note means the two conditions cannot occur in the same patient, so reporting both is a coding error.
- Ross River disease (B33.1)
Use additional code — inherited from Chapter 1
Report an additional code alongside A92.32 to fully describe the condition. A92.32 is sequenced first.
- code to identify resistance to antimicrobial drugs (Z16.-)
Excludes2 — not included here — inherited from Chapter 1
The conditions below are not part of A92.32, but a patient may have both at the same time. When documentation supports it, A92.32 and the excluded code may both be reported.
- carrier or suspected carrier of infectious disease (Z22.-)
- certain localized infections - see body system-related chapters
- infectious and parasitic diseases complicating pregnancy, childbirth and the puerperium (O98.-)
- infectious and parasitic diseases specific to the perinatal period (P35-P39)
- influenza and other acute respiratory infections (J00-J22)
How long has A92.32 existed?
A92.32 has been in ICD-10-CM since at least FY2016, the earliest fiscal year on record here.
Derived from the official order files for FY2016–FY2026. FY2017 and FY2020 publish no order file, so those years are not covered.