G03.1
BillableChronic meningitis
Chronic meningitis
Coding Notes
Includes
Conditions included under this code
- arachnoiditis NOS
- leptomeningitis NOS
- meningitis NOS
- pachymeningitis NOS
Excludes 1
Codes that cannot be used together with this code (mutual exclusion)
Excludes 2
Conditions not included here, but the patient may have both
- •certain conditions originating in the perinatal periodP04-P96
- •certain infectious and parasitic diseasesA00-B99
- •complications of pregnancy, childbirth and the puerperiumO9A)O00
- •congenital malformations, deformations, and chromosomal abnormalitiesQ00-Q99
- •endocrine, nutritional and metabolic diseasesE00-E88
- •injury, poisoning and certain other consequences of external causesS00-T88
- •neoplasmsC00-D49
- •symptoms, signs and abnormal clinical and laboratory findings, not elsewhere classifiedR00-R94
Related Codes(4)
ICD-11 Equivalents(1)
ICD-11 Equivalents
View full mappingCorresponding ICD-11 codes from the WHO crosswalk mapping
Also Known As / Clinical Terms(18)
SNOMED CT
Clinical Terms
- Chronic inflammation of arachnoid layer of cranial meninges
- Arachnoiditis
- Chronic adhesive pachymeningitis
- Chronic meningitis (disorder)
- Fibrous hypertrophic cervical pachymeningitis
- Pachymeningitis
- Leptomeningitis
- Cranial arachnoiditis
Frequently Asked Questions
What is the ICD-10 code for chronic meningitis?
The ICD-10-CM code for chronic meningitis is G03.1. The full clinical description is "Chronic meningitis". G03.1 is a billable/specific code that can be used on insurance claims and medical billing.
What does ICD-10 code G03.1 mean?
ICD-10-CM code G03.1 represents “Chronic meningitis”. It is classified under Chapter 6: Diseases of the Nervous System and is a billable/specific code that can be used on a claim.
Is G03.1 a billable code?
Yes, G03.1 is a billable/specific ICD-10-CM code and can be used to indicate a diagnosis on a medical claim.
What chapter is G03.1 in?
G03.1 is in Chapter 6: Diseases of the Nervous System (codes G00-G99).
What codes cannot be used with G03.1?
G03.1 has Excludes1 notes indicating codes that cannot be used together with it, including: meningoencephalitis (G04.-); meningomyelitis (G04.-).
What SNOMED CT codes does G03.1 map to?
G03.1 maps to 7 SNOMED CT concepts: 8217007, 84306007, 1259634008, 21664006, 39648006, and 2 more. SNOMED CT is a clinical terminology used in electronic health records.
What are the UMLS CUIs for G03.1?
G03.1 is linked to 1 UMLS Concept Unique Identifier: C0154653. The UMLS (Unified Medical Language System) integrates multiple biomedical vocabularies maintained by the U.S. National Library of Medicine.
How does G03.1 relate to ICF functioning codes?
ICF (International Classification of Functioning, Disability and Health) codes describe how conditions like chronic meningitis affect a person's functioning — body functions, activities, participation, and environmental factors. AutoICD provides ICF Core Sets for 12+ conditions and can map clinical text to ICF categories automatically. Browse the ICF directory to explore functioning codes.
What is the ICD-11 equivalent of G03.1?
G03.1 maps to the ICD-11 code: 8E40.Z (Disorders of the meninges excluding infection, unspecified).
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Includes SNOMED Clinical Terms® (SNOMED CT®) used by permission of SNOMED International. Includes content from the UMLS Metathesaurus, courtesy of the U.S. National Library of Medicine.