DRG 097

Non-bacterial infection of nervous system except viral meningitis with mcc

  • A06.6
    Amebic brain abscess
  • A27.81
    Aseptic meningitis in leptospirosis
  • A27.89
    Other forms of leptospirosis
  • A50.40
    Late congenital neurosyphilis, unspecified
  • A50.41
    Late congenital syphilitic meningitis
  • A50.42
    Late congenital syphilitic encephalitis
  • A50.43
    Late congenital syphilitic polyneuropathy
  • A50.45
    Juvenile general paresis
  • A50.49
    Other late congenital neurosyphilis
  • A51.41
    Secondary syphilitic meningitis
  • A52.13
    Late syphilitic meningitis
  • A52.14
    Late syphilitic encephalitis
  • A52.2
    Asymptomatic neurosyphilis
  • A80.0
    Acute paralytic poliomyelitis, vaccine-associated
  • A80.1
    Acute paralytic poliomyelitis, wild virus, imported
  • A80.2
    Acute paralytic poliomyelitis, wild virus, indigenous
  • A80.30
    Acute paralytic poliomyelitis, unspecified
  • A80.39
    Other acute paralytic poliomyelitis
  • A80.9
    Acute poliomyelitis, unspecified
  • A82.0
    Sylvatic rabies
  • A82.1
    Urban rabies
  • A82.9
    Rabies, unspecified
  • A83.0
    Japanese encephalitis
  • A83.1
    Western equine encephalitis
  • A83.2
    Eastern equine encephalitis
  • A83.3
    St Louis encephalitis
  • A83.4
    Australian encephalitis
  • A83.5
    California encephalitis
  • A83.6
    Rocio virus disease
  • A83.8
    Other mosquito-borne viral encephalitis
  • A83.9
    Mosquito-borne viral encephalitis, unspecified
  • A84.0
    Far Eastern tick-borne encephalitis [Russian spring-summer encephalitis]
  • A84.1
    Central European tick-borne encephalitis
  • A84.81
    Powassan virus disease
  • A84.89
    Other tick-borne viral encephalitis
  • A84.9
    Tick-borne viral encephalitis, unspecified
  • A85.0
    Enteroviral encephalitis
  • A85.1
    Adenoviral encephalitis
  • A85.2
    Arthropod-borne viral encephalitis, unspecified
  • A85.8
    Other specified viral encephalitis
  • A86
    Unspecified viral encephalitis
  • A88.8
    Other specified viral infections of central nervous system
  • A89
    Unspecified viral infection of central nervous system
  • A92.2
    Venezuelan equine fever
  • B00.4
    Herpesviral encephalitis
  • B00.82
    Herpes simplex myelitis
  • B01.11
    Varicella encephalitis and encephalomyelitis
  • B01.12
    Varicella myelitis
  • B02.24
    Postherpetic myelitis
  • B05.0
    Measles complicated by encephalitis
  • B06.01
    Rubella encephalitis
  • B06.02
    Rubella meningitis
  • B06.09
    Other neurological complications of rubella
  • B10.01
    Human herpesvirus 6 encephalitis
  • B10.09
    Other human herpesvirus encephalitis
  • B26.2
    Mumps encephalitis
  • B37.5
    Candidal meningitis
  • B38.4
    Coccidioidomycosis meningitis
  • B45.1
    Cerebral cryptococcosis
  • B58.2
    Toxoplasma meningoencephalitis
  • G02
    Meningitis in other infectious and parasitic diseases classified elsewhere
  • G03.0
    Nonpyogenic meningitis
  • G03.1
    Chronic meningitis
  • G03.8
    Meningitis due to other specified causes
  • G03.9
    Meningitis, unspecified
  • G04.00
    Acute disseminated encephalitis and encephalomyelitis, unspecified
  • G04.01
    Postinfectious acute disseminated encephalitis and encephalomyelitis (postinfectious ADEM)
  • G04.02
    Postimmunization acute disseminated encephalitis, myelitis and encephalomyelitis
  • G04.30
    Acute necrotizing hemorrhagic encephalopathy, unspecified
  • G04.31
    Postinfectious acute necrotizing hemorrhagic encephalopathy
  • G04.32
    Postimmunization acute necrotizing hemorrhagic encephalopathy
  • G04.39
    Other acute necrotizing hemorrhagic encephalopathy
  • G04.81
    Other encephalitis and encephalomyelitis
  • G04.82
    Acute flaccid myelitis
  • G04.89
    Other myelitis
  • G04.90
    Encephalitis and encephalomyelitis, unspecified
  • G04.91
    Myelitis, unspecified
  • G05.3
    Encephalitis and encephalomyelitis in diseases classified elsewhere
  • G05.4
    Myelitis in diseases classified elsewhere
  • G37.3
    Acute transverse myelitis in demyelinating disease of central nervous system
  • G37.4
    Subacute necrotizing myelitis of central nervous system
ICD-10-CM A06.6

Amebic brain abscess

    2016 2017 2018 2019 2020 2021 2022 2023 Billable/Specific Code
Applicable To
  • Amebic abscess of brain (and liver) (and lung)
ICD-10-CM A27.81

Aseptic meningitis in leptospirosis

    2016 2017 2018 2019 2020 2021 2022 2023 Billable/Specific Code
ICD-10-CM A27.89

Other forms of leptospirosis

    2016 2017 2018 2019 2020 2021 2022 2023 Billable/Specific Code
ICD-10-CM A50.40

Late congenital neurosyphilis, unspecified

    2016 2017 2018 2019 2020 2021 2022 2023 Billable/Specific Code
Applicable To
  • Juvenile neurosyphilis NOS
ICD-10-CM A50.41

Late congenital syphilitic meningitis

    2016 2017 2018 2019 2020 2021 2022 2023 Billable/Specific Code
ICD-10-CM A50.42

Late congenital syphilitic encephalitis

    2016 2017 2018 2019 2020 2021 2022 2023 Billable/Specific Code
ICD-10-CM A50.43

Late congenital syphilitic polyneuropathy

    2016 2017 2018 2019 2020 2021 2022 2023 Billable/Specific Code
ICD-10-CM A50.45

Juvenile general paresis

    2016 2017 2018 2019 2020 2021 2022 2023 Billable/Specific Code
Applicable To
  • Dementia paralytica juvenilis
  • Juvenile tabetoparetic neurosyphilis
ICD-10-CM A50.49

Other late congenital neurosyphilis

    2016 2017 2018 2019 2020 2021 2022 2023 Billable/Specific Code
Applicable To
  • Juvenile tabes dorsalis
ICD-10-CM A51.41

Secondary syphilitic meningitis

    2016 2017 2018 2019 2020 2021 2022 2023 Billable/Specific Code
ICD-10-CM A52.13

Late syphilitic meningitis

    2016 2017 2018 2019 2020 2021 2022 2023 Billable/Specific Code
ICD-10-CM A52.14

Late syphilitic encephalitis

    2016 2017 2018 2019 2020 2021 2022 2023 Billable/Specific Code
ICD-10-CM A52.2

Asymptomatic neurosyphilis

    2016 2017 2018 2019 2020 2021 2022 2023 Billable/Specific Code
ICD-10-CM A80.0

Acute paralytic poliomyelitis, vaccine-associated

    2016 2017 2018 2019 2020 2021 2022 2023 Billable/Specific Code
ICD-10-CM A80.1

Acute paralytic poliomyelitis, wild virus, imported

    2016 2017 2018 2019 2020 2021 2022 2023 Billable/Specific Code
ICD-10-CM A80.2

Acute paralytic poliomyelitis, wild virus, indigenous

    2016 2017 2018 2019 2020 2021 2022 2023 Billable/Specific Code
ICD-10-CM A80.30

Acute paralytic poliomyelitis, unspecified

    2016 2017 2018 2019 2020 2021 2022 2023 Billable/Specific Code
ICD-10-CM A80.39

Other acute paralytic poliomyelitis

    2016 2017 2018 2019 2020 2021 2022 2023 Billable/Specific Code
ICD-10-CM A80.9

Acute poliomyelitis, unspecified

    2016 2017 2018 2019 2020 2021 2022 2023 Billable/Specific Code
ICD-10-CM A82.0

Sylvatic rabies

    2016 2017 2018 2019 2020 2021 2022 2023 Billable/Specific Code
ICD-10-CM A82.1

Urban rabies

    2016 2017 2018 2019 2020 2021 2022 2023 Billable/Specific Code
ICD-10-CM A82.9

Rabies, unspecified

    2016 2017 2018 2019 2020 2021 2022 2023 Billable/Specific Code
ICD-10-CM A83.0

Japanese encephalitis

    2016 2017 2018 2019 2020 2021 2022 2023 Billable/Specific Code
ICD-10-CM A83.1

Western equine encephalitis

    2016 2017 2018 2019 2020 2021 2022 2023 Billable/Specific Code
ICD-10-CM A83.2

Eastern equine encephalitis

    2016 2017 2018 2019 2020 2021 2022 2023 Billable/Specific Code
ICD-10-CM A83.3

St Louis encephalitis

    2016 2017 2018 2019 2020 2021 2022 2023 Billable/Specific Code
ICD-10-CM A83.4

Australian encephalitis

    2016 2017 2018 2019 2020 2021 2022 2023 Billable/Specific Code
Applicable To
  • Kunjin virus disease
ICD-10-CM A83.5

California encephalitis

    2016 2017 2018 2019 2020 2021 2022 2023 Billable/Specific Code
Applicable To
  • California meningoencephalitis
  • La Crosse encephalitis
ICD-10-CM A83.6

Rocio virus disease

    2016 2017 2018 2019 2020 2021 2022 2023 Billable/Specific Code
ICD-10-CM A83.8

Other mosquito-borne viral encephalitis

    2016 2017 2018 2019 2020 2021 2022 2023 Billable/Specific Code
ICD-10-CM A83.9

Mosquito-borne viral encephalitis, unspecified

    2016 2017 2018 2019 2020 2021 2022 2023 Billable/Specific Code
ICD-10-CM A84.0

Far Eastern tick-borne encephalitis [Russian spring-summer encephalitis]

    2016 2017 2018 2019 2020 2021 2022 2023 Billable/Specific Code
ICD-10-CM A84.1

Central European tick-borne encephalitis

    2016 2017 2018 2019 2020 2021 2022 2023 Billable/Specific Code
ICD-10-CM A84.81

Powassan virus disease

    2021 - New Code 2022 2023 Billable/Specific Code
ICD-10-CM A84.89

Other tick-borne viral encephalitis

    2021 - New Code 2022 2023 Billable/Specific Code
Applicable To
  • Louping ill
Code First
  • , if applicable, transfusion related infection (T80.22-)
ICD-10-CM A84.9

Tick-borne viral encephalitis, unspecified

    2016 2017 2018 2019 2020 2021 2022 2023 Billable/Specific Code
ICD-10-CM A85.0

Enteroviral encephalitis

    2016 2017 2018 2019 2020 2021 2022 2023 Billable/Specific Code
Applicable To
  • Enteroviral encephalomyelitis
ICD-10-CM A85.1

Adenoviral encephalitis

    2016 2017 2018 2019 2020 2021 2022 2023 Billable/Specific Code
Applicable To
  • Adenoviral meningoencephalitis
ICD-10-CM A85.2

Arthropod-borne viral encephalitis, unspecified

    2016 2017 2018 2019 2020 2021 2022 2023 Billable/Specific Code
Type 1 Excludes
  • West nile virus with encephalitis (A92.31)
ICD-10-CM A85.8

Other specified viral encephalitis

    2016 2017 2018 2019 2020 2021 2022 2023 Billable/Specific Code
Applicable To
  • Encephalitis lethargica
  • Von Economo-Cruchet disease
ICD-10-CM A86

Unspecified viral encephalitis

    2016 2017 2018 2019 2020 2021 2022 2023 Billable/Specific Code
Applicable To
  • Viral encephalomyelitis NOS
  • Viral meningoencephalitis NOS
ICD-10-CM A88.8

Other specified viral infections of central nervous system

    2016 2017 2018 2019 2020 2021 2022 2023 Billable/Specific Code
ICD-10-CM A89

Unspecified viral infection of central nervous system

    2016 2017 2018 2019 2020 2021 2022 2023 Billable/Specific Code
ICD-10-CM A92.2

Venezuelan equine fever

    2016 2017 2018 2019 2020 2021 2022 2023 Billable/Specific Code
Applicable To
  • Venezuelan equine encephalitis
  • Venezuelan equine encephalomyelitis virus disease
ICD-10-CM B00.4

Herpesviral encephalitis

    2016 2017 2018 2019 2020 2021 2022 2023 Billable/Specific Code
Applicable To
  • Herpesviral meningoencephalitis
  • Simian B disease
Type 1 Excludes
  • herpesviral encephalitis due to herpesvirus 6 and 7 (B10.01, B10.09)
  • non-simplex herpesviral encephalitis (B10.0-)
ICD-10-CM B00.82

Herpes simplex myelitis

    2016 2017 2018 2019 2020 2021 2022 2023 Billable/Specific Code
ICD-10-CM B01.11

Varicella encephalitis and encephalomyelitis

    2016 2017 2018 2019 2020 2021 2022 2023 Billable/Specific Code
Applicable To
  • Postchickenpox encephalitis and encephalomyelitis
ICD-10-CM B01.12

Varicella myelitis

    2016 2017 2018 2019 2020 2021 2022 2023 Billable/Specific Code
Applicable To
  • Postchickenpox myelitis
ICD-10-CM B02.24

Postherpetic myelitis

    2016 2017 2018 2019 2020 2021 2022 2023 Billable/Specific Code
Applicable To
  • Herpes zoster myelitis
ICD-10-CM B05.0

Measles complicated by encephalitis

    2016 2017 2018 2019 2020 2021 2022 2023 Billable/Specific Code
Applicable To
  • Postmeasles encephalitis
ICD-10-CM B06.01

Rubella encephalitis

    2016 2017 2018 2019 2020 2021 2022 2023 Billable/Specific Code
Applicable To
  • Rubella meningoencephalitis
ICD-10-CM B06.02

Rubella meningitis

    2016 2017 2018 2019 2020 2021 2022 2023 Billable/Specific Code
ICD-10-CM B06.09

Other neurological complications of rubella

    2016 2017 2018 2019 2020 2021 2022 2023 Billable/Specific Code
ICD-10-CM B10.01

Human herpesvirus 6 encephalitis

    2016 2017 2018 2019 2020 2021 2022 2023 Billable/Specific Code
ICD-10-CM B10.09

Other human herpesvirus encephalitis

    2016 2017 2018 2019 2020 2021 2022 2023 Billable/Specific Code
Applicable To
  • Human herpesvirus 7 encephalitis
ICD-10-CM B26.2

Mumps encephalitis

    2016 2017 2018 2019 2020 2021 2022 2023 Billable/Specific Code
ICD-10-CM B37.5

Candidal meningitis

    2016 2017 2018 2019 2020 2021 2022 2023 Billable/Specific Code
ICD-10-CM B38.4

Coccidioidomycosis meningitis

    2016 2017 2018 2019 2020 2021 2022 2023 Billable/Specific Code
ICD-10-CM B45.1

Cerebral cryptococcosis

    2016 2017 2018 2019 2020 2021 2022 2023 Billable/Specific Code
Applicable To
  • Cryptococcal meningitis
  • Cryptococcosis meningocerebralis
ICD-10-CM B58.2

Toxoplasma meningoencephalitis

    2016 2017 2018 2019 2020 2021 2022 2023 Billable/Specific Code
ICD-10-CM G02

Meningitis in other infectious and parasitic diseases classified elsewhere

    2016 2017 2018 2019 2020 2021 2022 2023 Billable/Specific Code Manifestation Code
Code First
  • underlying disease, such as:
  • African trypanosomiasis (B56.-)
  • poliovirus infection (A80.-)
Type 1 Excludes
  • 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)
ICD-10-CM G03.0

Nonpyogenic meningitis

    2016 2017 2018 2019 2020 2021 2022 2023 Billable/Specific Code
Applicable To
  • Aseptic meningitis
  • Nonbacterial meningitis
ICD-10-CM G03.1

Chronic meningitis

    2016 2017 2018 2019 2020 2021 2022 2023 Billable/Specific Code
ICD-10-CM G03.8

Meningitis due to other specified causes

    2016 2017 2018 2019 2020 2021 2022 2023 Billable/Specific Code
ICD-10-CM G03.9

Meningitis, unspecified

    2016 2017 2018 2019 2020 2021 2022 2023 Billable/Specific Code
Applicable To
  • Arachnoiditis (spinal) NOS
ICD-10-CM G04.00

Acute disseminated encephalitis and encephalomyelitis, unspecified

    2016 2017 2018 2019 2020 2021 2022 2023 Billable/Specific Code
ICD-10-CM G04.01

Postinfectious acute disseminated encephalitis and encephalomyelitis (postinfectious ADEM)

    2016 2017 2018 2019 2020 2021 2022 2023 Billable/Specific Code
Type 1 Excludes
  • post chickenpox encephalitis (B01.1)
  • post measles encephalitis (B05.0)
  • post measles myelitis (B05.1)
ICD-10-CM G04.02

Postimmunization acute disseminated encephalitis, myelitis and encephalomyelitis

    2016 2017 2018 2019 2020 2021 2022 2023 Billable/Specific Code
Applicable To
  • Encephalitis, post immunization
  • Encephalomyelitis, post immunization
Use Additional
ICD-10-CM G04.30

Acute necrotizing hemorrhagic encephalopathy, unspecified

    2016 2017 2018 2019 2020 2021 2022 2023 Billable/Specific Code
ICD-10-CM G04.31

Postinfectious acute necrotizing hemorrhagic encephalopathy

    2016 2017 2018 2019 2020 2021 2022 2023 Billable/Specific Code
ICD-10-CM G04.32

Postimmunization acute necrotizing hemorrhagic encephalopathy

    2016 2017 2018 2019 2020 2021 2022 2023 Billable/Specific Code
Use Additional
ICD-10-CM G04.39

Other acute necrotizing hemorrhagic encephalopathy

    2016 2017 2018 2019 2020 2021 2022 2023 Billable/Specific Code
Code Also
  • underlying etiology, if applicable
ICD-10-CM G04.81

Other encephalitis and encephalomyelitis

    2016 2017 2018 2019 2020 2021 2022 2023 Billable/Specific Code
Applicable To
  • Noninfectious acute disseminated encephalomyelitis (noninfectious ADEM)
ICD-10-CM G04.82

Acute flaccid myelitis

    2022 - New Code 2023 Billable/Specific Code
Type 1 Excludes
  • transverse myelitis (G37.3)
ICD-10-CM G04.89

Other myelitis

    2016 2017 2018 2019 2020 2021 2022 2023 Billable/Specific Code
ICD-10-CM G04.90

Encephalitis and encephalomyelitis, unspecified

    2016 2017 2018 2019 2020 2021 2022 2023 Billable/Specific Code
Applicable To
  • Ventriculitis (cerebral) NOS
ICD-10-CM G04.91

Myelitis, unspecified

    2016 2017 2018 2019 2020 2021 2022 2023 Billable/Specific Code
ICD-10-CM G05.3

Encephalitis and encephalomyelitis in diseases classified elsewhere

    2016 2017 2018 2019 2020 2021 2022 2023 Billable/Specific Code Manifestation Code
Applicable To
  • Meningoencephalitis in diseases classified elsewhere
ICD-10-CM G05.4

Myelitis in diseases classified elsewhere

    2016 2017 2018 2019 2020 2021 2022 2023 Billable/Specific Code Manifestation Code
Applicable To
  • Meningomyelitis in diseases classified elsewhere
ICD-10-CM G37.3

Acute transverse myelitis in demyelinating disease of central nervous system

    2016 2017 2018 2019 2020 2021 2022 2023 Billable/Specific Code
Applicable To
  • Acute transverse myelitis NOS
  • Acute transverse myelopathy
Type 1 Excludes
  • acute flaccid myelitis (G04.82)
  • multiple sclerosis (G35)
  • neuromyelitis optica [Devic] (G36.0)
ICD-10-CM G37.4

Subacute necrotizing myelitis of central nervous system

    2016 2017 2018 2019 2020 2021 2022 2023 Billable/Specific Code