Code Information

Diagnosis Code: 100.81

Short Description: Leptospiral meningitis

Long Description: Leptospiral meningitis (aseptic)

Code Classification:

  • Infectious and parasitic diseases (001–139)
    • Other spirochetal diseases (100-104)
      • 100 Leptospirosis
        • 100.81 Leptospiral meningitis

Code Version: 2015 ICD-9-CM

References to Index of Diseases and Injuries

The code 100.81 has the following ICD-9-CM references to the Index of Diseases and Injuries
  • Meningitis (basal) (basic) (basilar) (brain) (cerebral) (cervical) (congestive) (diffuse) (hemorrhagic) (infantile) (membranous) (metastatic) (nonspecific) (pontine) (progressive) (simple) (spinal) (subacute) (sympathetica) (toxic) 322.9
    • aseptic (acute) NEC 047.9
      • leptospiral 100.81
    • leptospiral (aseptic) 100.81

Crosswalk Information

The code 100.81 converts into the following ICD-10 code(s):
ICD-9 Code ICD-10 Code ICD-10 Description
100.81 Right Arrow A27.81 Aseptic meningitis in leptospirosis
This ICD-9 to ICD-10 data is based on the 2018 General Equivalency Mapping (GEM) files published by the Centers for Medicare & Medicaid Services (CMS) for informational purposes only. The data is not an ICD-10 conversion tool and doesn’t guarantee clinical accuracy.

Similar Codes

ICD-9 Code ICD-9 Description
100.0 Leptospirosis icterohemorrhagica
100.89 Other specified leptospiral infections
100.9 Leptospirosis, unspecified

This page was last updated on: 10/1/2014