A87.2 Lymphocytic choriomeningitis
The ICD-10-CM code for Lymphocytic choriomeningitis is A87.2 (FY2026). It is a billable, claim-ready diagnosis code.
Classification
- Section
- A80-A89: Viral and prion infections of the central nervous system (A80-A89)
- Category A87
- 6 codes (5 billable)
- FY2026 Status
- Stable since FY2024
Also Known As
ICD-10-CM Alphabetic Index entries that lead to A87.2:
- Chorioencephalitis (acute) (lymphocytic) (serous)
- Choriomeningitis (acute) (lymphocytic) (serous)
- Lymphocytic › choriomeningitis (acute) (serous)
- Meningitis (basal) (basic) (brain) (cerebral) (cervical) (congestive) (diffuse) (hemorrhagic) (infantile) (membranous) (metastatic) (nonspecific) (pontine) (progressive) (simple) (spinal) (subacute) (sympathetic) (toxic) › lymphocytic (acute) (benign) (serous)
- Meningoencephalitis › lymphocytic (serous)
- Lymphocytic › chorioencephalitis (acute) (serous)
- Lymphocytic › meningoencephalitis
- Encephalitis (chronic) (hemorrhagic) (idiopathic) (nonepidemic) (spurious) (subacute) › lymphatica
Inclusion Terms
- Lymphocytic meningoencephalitis
U.S. Hospital Utilization
- An estimated 420 U.S. inpatient stays in 2023 included A87.2 among the documented diagnoses.
- 180 stays listed it as the principal diagnosis.
Source: National Inpatient Sample (NIS), Healthcare Cost and Utilization Project (HCUP), Agency for Healthcare Research and Quality, 2016–2023. National survey-weighted estimates.
Official Coding Guidelines
HIV Infections (TOC entry)a. Human Immunodeficiency Virus (HIV) Infections .............................................................. 19
Infectious agents causing diseases in other chapters (TOC)b. Infectious agents as the cause of diseases classified to other chapters ................................. 22
Source: CMS — ICD-10-CM Official Guidelines for Coding and Reporting, FY2026