G05 is a non-billable/non-specific diagnosis code from the 2025 ICD-10-CM used to classify the following condition: Encephalitis, myelitis and encephalomyelitis in diseases classified elsewhere.
Code first
Underlying disease, such as:
Congenital toxoplasmosis encephalitis, myelitis and encephalomyelitis (P37.1)
Cytomegaloviral encephalitis, myelitis and encephalomyelitis (B25.8)
Encephalitis, myelitis and encephalomyelitis (in) systemic lupus erythematosus (M32.19)
Eosinophilic meningoencephalitis (B83.2)
Human immunodeficiency virus [HIV] disease (B20)
Poliovirus (A80.-)
Suppurative otitis media (H66.01-H66.4)
Systemic lupus erythematosus (M32.19)
Trichinellosis (B75)
Type 1 excludes
Adenoviral encephalitis, myelitis and encephalomyelitis (A85.1)
Encephalitis, myelitis and encephalomyelitis (in) measles (B05.0)
Enteroviral encephalitis, myelitis and encephalomyelitis (A85.0)
Herpesviral [herpes simplex] encephalitis, myelitis and encephalomyelitis (B00.4)
Listerial encephalitis, myelitis and encephalomyelitis (A32.12)
Meningococcal encephalitis, myelitis and encephalomyelitis (A39.81)
Mumps encephalitis, myelitis and encephalomyelitis (B26.2)
Postchickenpox encephalitis, myelitis and encephalomyelitis (B01.1-)
Rubella encephalitis, myelitis and encephalomyelitis (B06.01)
Toxoplasmosis encephalitis, myelitis and encephalomyelitis (B58.2)
Zoster encephalitis, myelitis and encephalomyelitis (B02.0)
Codes
Versions
2025
No changes
2024
Code changed
Code first
underlying disease, such as:congenital toxoplasmosis encephalitis, myelitis and encephalomyelitis (P37.1)cytomegaloviral encephalitis, myelitis and encephalomyelitis (B25.8)encephalitis, myelitis and encephalomyelitis (in) systemic lupus erythematosus (M32.19)eosinophilic meningoencephalitis (B83.2)human immunodeficiency virus [HIV] disease (B20)poliovirus (A80.-)suppurative otitis media (H66.01-H66.4)trichinellosis (B75)
- underlying disease, such as:
- congenital toxoplasmosis encephalitis, myelitis and encephalomyelitis (P37.1)
- cytomegaloviral encephalitis, myelitis and encephalomyelitis (B25.8)
- encephalitis, myelitis and encephalomyelitis (in) systemic lupus erythematosus (M32.19)
- eosinophilic meningoencephalitis (B83.2)
- human immunodeficiency virus [HIV] disease (B20)
- poliovirus (A80.-)
- suppurative otitis media (H66.01-H66.4)
- systemic lupus erythematosus (M32.19)
- trichinellosis (B75)
2023
No changes
2022
Code changed
Code first
underlying disease, such as:human immunodeficiency virus [HIV] disease (B20)poliovirus (A80.-)suppurative otitis media (H66.01-H66.4)trichinellosis (B75)
- underlying disease, such as:
- congenital toxoplasmosis encephalitis, myelitis and encephalomyelitis (P37.1)
- cytomegaloviral encephalitis, myelitis and encephalomyelitis (B25.8)
- encephalitis, myelitis and encephalomyelitis (in) systemic lupus erythematosus (M32.19)
- eosinophilic meningoencephalitis (B83.2)
- human immunodeficiency virus [HIV] disease (B20)
- poliovirus (A80.-)
- suppurative otitis media (H66.01-H66.4)
- trichinellosis (B75)
Type 1 excludes
adenoviral encephalitis, myelitis and encephalomyelitis (A85.1)congenital toxoplasmosis encephalitis, myelitis and encephalomyelitis (P37.1)cytomegaloviral encephalitis, myelitis and encephalomyelitis (B25.8)encephalitis, myelitis and encephalomyelitis (in) measles (B05.0)encephalitis, myelitis and encephalomyelitis (in) systemic lupus erythematosus (M32.19)enteroviral encephalitis, myelitis and encephalomyelitis (A85.0)eosinophilic meningoencephalitis (B83.2)herpesviral [herpes simplex] encephalitis, myelitis and encephalomyelitis (B00.4)listerial encephalitis, myelitis and encephalomyelitis (A32.12)meningococcal encephalitis, myelitis and encephalomyelitis (A39.81)mumps encephalitis, myelitis and encephalomyelitis (B26.2)postchickenpox encephalitis, myelitis and encephalomyelitis (B01.1-)rubella encephalitis, myelitis and encephalomyelitis (B06.01)toxoplasmosis encephalitis, myelitis and encephalomyelitis (B58.2)zoster encephalitis, myelitis and encephalomyelitis (B02.0)
- adenoviral encephalitis, myelitis and encephalomyelitis (A85.1)
- encephalitis, myelitis and encephalomyelitis (in) measles (B05.0)
- enteroviral encephalitis, myelitis and encephalomyelitis (A85.0)
- herpesviral [herpes simplex] encephalitis, myelitis and encephalomyelitis (B00.4)
- listerial encephalitis, myelitis and encephalomyelitis (A32.12)
- meningococcal encephalitis, myelitis and encephalomyelitis (A39.81)
- mumps encephalitis, myelitis and encephalomyelitis (B26.2)
- postchickenpox encephalitis, myelitis and encephalomyelitis (B01.1-)
- rubella encephalitis, myelitis and encephalomyelitis (B06.01)
- toxoplasmosis encephalitis, myelitis and encephalomyelitis (B58.2)
- zoster encephalitis, myelitis and encephalomyelitis (B02.0)
2021
No changes
2020
No changes
2019
No changes
2018
No changes
2017
No changes
2016
New code