G03.2 – Benign recurrent meningitis [Mollaret]

ICD-10-CM 2027 diagnosis code · Inflammatory diseases of the central nervous system

Billable code

ICD-10-CM code G03.2
Code
G03.2 (claims format: G032)
Description
Benign recurrent meningitis [Mollaret]
Billable
Yes – valid for HIPAA-covered transactions
Valid for
Dates of service October 1, 2026 – September 30, 2027 (FY2027)
Chapter
6. Diseases of the nervous system (G00-G99)
Block
G00-G09 Inflammatory diseases of the central nervous system
Parent codes
G03

Notes inherited from parent codes

Instructional notes at a category or block level apply to every code below it.

G03 – Meningitis due to other and unspecified causes

Includes:
  • arachnoiditis NOS
  • leptomeningitis NOS
  • meningitis NOS
  • pachymeningitis NOS
Excludes1 (not coded here):
  • meningoencephalitis (G04.-)
  • meningomyelitis (G04.-)

Index terms for G03.2

Entries in the ICD-10-CM alphabetic index that lead to this code:

Related codes in G03

Frequently asked questions

What is ICD-10 code G03.2?

G03.2 is the ICD-10-CM code for benign recurrent meningitis [Mollaret], in the block G00-G09 (Inflammatory diseases of the central nervous system).

Is G03.2 a billable code?

Yes. G03.2 is a billable/specific code that can be used to indicate a diagnosis for reimbursement purposes.

What category does G03.2 belong to?

It belongs to category G03 – Meningitis due to other and unspecified causes.

Source: CDC/NCHS ICD-10-CM FY2027 code files, tabular list and index. Reference only – code assignment must follow the official ICD-10-CM guidelines and documentation in the medical record.