2024 ICD-10-CM Diagnosis Code A27.81

Aseptic meningitis in leptospirosis

• A27.81 is a billable/specific ICD-10-CM code that can be used to indicate a diagnosis for reimbursement purposes.
• The 2024 edition of ICD-10-CM A27.81 became effective on October 1, 2023.
• This is the American ICD-10-CM version of A27.81 – other international versions of ICD-10 A27.81 may differ.

The following code(s) above A27.81 contain annotation back-references

 that may be applicable to A27.81:

• A00-B99  Certain infectious and parasitic diseases

Approximate Synonyms

• Aseptic leptospiral meningitis

ICD-10-CM A27.81 is grouped within Diagnostic Related Group(s) (MS-DRG v41.0):

• 023 Craniotomy with major device implant or acute complex cns principal diagnosis with mcc or chemotherapy implant or epilepsy with neurostimulator
• 024 Craniotomy with major device implant or acute complex cns principal diagnosis without mcc
• 097 Non-bacterial infection of nervous system except viral meningitis with mcc
• 098 Non-bacterial infection of nervous system except viral meningitis with cc
• 099 Non-bacterial infection of nervous system except viral meningitis without cc/mcc

Convert A27.81 to ICD-9-CMCode History

• 2016 (effective 10/1/2015): New code (first year of non-draft ICD-10-CM)
• 2017 (effective 10/1/2016): No change
• 2018 (effective 10/1/2017): No change
• 2019 (effective 10/1/2018): No change
• 2020 (effective 10/1/2019): No change
• 2021 (effective 10/1/2020): No change
• 2022 (effective 10/1/2021): No change
• 2023 (effective 10/1/2022): No change
• 2024 (effective 10/1/2023): No change

Code annotations containing back-references to A27.81:

• Type 1 Excludes: G01

Diagnosis Index entries containing back-references to A27.81:

• Meningitis (basal) (basic) (brain) (cerebral) (cervical) (congestive) (diffuse) (hemorrhagic) (infantile) (membranous) (metastatic) (nonspecific) (pontine) (progressive) (simple) (spinal) (subacute) (sympathetic) (toxic) G03.9
  • in (due to)
    • leptospirosis A27.81
  • leptospiral A27.81 (aseptic)