G02 Meningitis in other infectious and parasitic diseases classified elsewhere

BillableNo payment HCCChapter 6

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Instructional notes

Chapter 6

Excludes2Not included here: the patient may have both; report both when both are present.

certain conditions originating in the perinatal period (P04-P96)
certain infectious and parasitic diseases (A00-B99)
complications of pregnancy, childbirth and the puerperium (O00-O9A)
congenital malformations, deformations, and chromosomal abnormalities (Q00-Q99)
endocrine, nutritional and metabolic diseases (E00-E88)
injury, poisoning and certain other consequences of external causes (S00-T88)
neoplasms (C00-D49)
symptoms, signs and abnormal clinical and laboratory findings, not elsewhere classified (R00-R94)

This code

Excludes1Not coded here: never report with this code, except when the two conditions are unrelated.

candidal meningitis (B37.5)
coccidioidomycosis meningitis (B38.4)
cryptococcal meningitis (B45.1)
herpesviral [herpes simplex] meningitis (B00.3)
infectious mononucleosis complicated by meningitis (B27.- with fifth character 2)
measles complicated by meningitis (B05.1)
meningoencephalitis and meningomyelitis in other infectious and parasitic diseases classified elsewhere (G05)
mumps meningitis (B26.1)
rubella meningitis (B06.02)
varicella [chickenpox] meningitis (B01.0)
zoster meningitis (B02.1)

Code firstSequence the underlying condition first.

underlying disease, such as:
African trypanosomiasis (B56.-)
poliovirus infection (A80.-)

Chapter 6: Diseases of the nervous system · G00-G09 Inflammatory diseases of the central nervous system (G00-G09)

Source: ICD-10-CM FY 2027 code descriptions and tabular list (CMS and CDC National Center for Health Statistics), effective 2026-10-01 through 2027-09-30 · CMS ICD-10 files. HCC mapping: CMS-HCC V28, payment year 2027. As of 2026-11-04.

Coverage and payment depend on the claim details; confirm with the Medicare Administrative Contractor.