2020 ICD-10-CM Diagnosis Code A27.81

Aseptic meningitis in leptospirosis

    2016 2017 2018 2019 2020 Billable/Specific Code
  • A27.81 is a billable/specific ICD-10-CM code that can be used to indicate a diagnosis for reimbursement purposes.
  • The 2020 edition of ICD-10-CM A27.81 became effective on October 1, 2019.
  • 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
Annotation Back-References
In this context, annotation back-references refer to codes that contain:
  • Applicable To annotations, or
  • Code Also annotations, or
  • Code First annotations, or
  • Excludes1 annotations, or
  • Excludes2 annotations, or
  • Includes annotations, or
  • Note annotations, or
  • Use Additional annotations
that may be applicable to A27.81:
  • A00-B99
    2020 ICD-10-CM Range A00-B99

    Certain infectious and parasitic diseases

    Includes
    • diseases generally recognized as communicable or transmissible
    Type 1 Excludes
    • certain localized infections - see body system-related chapters
    Type 2 Excludes
    • carrier or suspected carrier of infectious disease (Z22.-)
    • 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)
    Use Additional
    • code to identify resistance to antimicrobial drugs (Z16.-)
    Certain infectious and parasitic diseases
Approximate Synonyms
  • Aseptic leptospiral meningitis
ICD-10-CM A27.81 is grouped within Diagnostic Related Group(s) (MS-DRG v37.0):
  • 023 Craniotomy with major device implant or acute complex cns pdx with mcc or chemotherapy implant or epilepsy with neurostimulator
  • 024 Craniotomy with major device implant or acute complex cns pdx 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-CM

Code 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
Code annotations containing back-references to A27.81:
  • Type 1 Excludes: G01
    ICD-10-CM Diagnosis Code G01

    Meningitis in bacterial diseases classified elsewhere

      2016 2017 2018 2019 2020 Billable/Specific Code Manifestation Code
    Code First
    • underlying disease
    Type 1 Excludes
    • meningitis (in):
    • gonococcal (A54.81)
    • leptospirosis (A27.81)
    • listeriosis (A32.11)
    • Lyme disease (A69.21)
    • meningococcal (A39.0)
    • neurosyphilis (A52.13)
    • tuberculosis (A17.0)
    • meningoencephalitis and meningomyelitis in bacterial diseases classified elsewhere (G05)

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
    ICD-10-CM Diagnosis Code G03.9

    Meningitis, unspecified

      2016 2017 2018 2019 2020 Billable/Specific Code
    Applicable To
    • Arachnoiditis (spinal) NOS
    • in (due to)
      • leptospirosis A27.81
    • leptospiral A27.81 (aseptic)

ICD-10-CM Codes Adjacent To A27.81
A25.1 Streptobacillosis
A25.9 Rat-bite fever, unspecified
A26 Erysipeloid
A26.0 Cutaneous erysipeloid
A26.7 Erysipelothrix sepsis
A26.8 Other forms of erysipeloid
A26.9 Erysipeloid, unspecified
A27 Leptospirosis
A27.0 Leptospirosis icterohemorrhagica
A27.8 Other forms of leptospirosis
A27.81 Aseptic meningitis in leptospirosis
A27.89 Other forms of leptospirosis
A27.9 Leptospirosis, unspecified
A28 Other zoonotic bacterial diseases, not elsewhere classified
A28.0 Pasteurellosis
A28.1 Cat-scratch disease
A28.2 Extraintestinal yersiniosis
A28.8 Other specified zoonotic bacterial diseases, not elsewhere classified
A28.9 Zoonotic bacterial disease, unspecified
A30 Leprosy [Hansen's disease]
A30.0 Indeterminate leprosy

Reimbursement claims with a date of service on or after October 1, 2015 require the use of ICD-10-CM codes.