2023

  1. ICD-10-CM Codes
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  2. G00-G99
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  3. G35-G37
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  4. G37-
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  5. 2023 ICD-10-CM Diagnosis Code G37.3

2023 ICD-10-CM Diagnosis Code G37.3

Acute transverse myelitis in demyelinating disease of central nervous system

    2016 2017 2018 2019 2020 2021 2022 2023 Billable/Specific Code
  • G37.3 is a billable/specific ICD-10-CM code that can be used to indicate a diagnosis for reimbursement purposes.
  • Short description: Acute transverse myelitis in demyelinating disease of cnsl
  • The 2023 edition of ICD-10-CM G37.3 became effective on October 1, 2022.
  • This is the American ICD-10-CM version of G37.3 - other international versions of ICD-10 G37.3 may differ.
Applicable To
  • Acute transverse myelitis NOS
  • Acute transverse myelopathy
Type 1 Excludes
Type 1 Excludes Help
A type 1 excludes note is a pure excludes. It means "not coded here". A type 1 excludes note indicates that the code excluded should never be used at the same time as G37.3. A type 1 excludes note is for used for when two conditions cannot occur together, such as a congenital form versus an acquired form of the same condition.
  • acute flaccid myelitis (
    ICD-10-CM Diagnosis Code G04.82

    Acute flaccid myelitis

      2022 - New Code 2023 Billable/Specific Code
    Type 1 Excludes
    • transverse myelitis (G37.3)
    G04.82
    )
  • multiple sclerosis (
    ICD-10-CM Diagnosis Code G35

    Multiple sclerosis

      2016 2017 2018 2019 2020 2021 2022 2023 Billable/Specific Code
    Applicable To
    • Disseminated multiple sclerosis
    • Generalized multiple sclerosis
    • Multiple sclerosis NOS
    • Multiple sclerosis of brain stem
    • Multiple sclerosis of cord
    G35
    )
  • neuromyelitis optica [Devic] (
    ICD-10-CM Diagnosis Code G36.0

    Neuromyelitis optica [Devic]

      2016 2017 2018 2019 2020 2021 2022 2023 Billable/Specific Code
    Applicable To
    • Demyelination in optic neuritis
    Type 1 Excludes
    • optic neuritis NOS (H46)
    G36.0
    )
The following code(s) above G37.3 contain annotation back-references
Annotation Back-References
In this context, annotation back-references refer to codes that contain:
  • Applicable To annotations, or
  • Code Also annotations, or
  • Code First annotations, or
  • Excludes1 annotations, or
  • Excludes2 annotations, or
  • Includes annotations, or
  • Note annotations, or
  • Use Additional annotations
that may be applicable to G37.3:
  • G00-G99
    2023 ICD-10-CM Range G00-G99

    Diseases of the nervous system

    Type 2 Excludes
    • 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)
    Diseases of the nervous system
Approximate Synonyms
  • Acute non-infective transverse myelitis
  • Acute transverse myelitis
  • Acute transverse myelitis in demyelinating cns disease
  • Idiopathic transverse myelitis
  • Myelitis, idiopathic transverse
  • Transverse myelitis
  • Transverse myelopathy syndrome
ICD-10-CM G37.3 is grouped within Diagnostic Related Group(s) (MS-DRG v40.0):
  • 023 Craniotomy with major device implant or acute complex cns principal diagnosis with mcc or chemotherapy implant or epilepsy with neurostimulator
  • 024 Craniotomy with major device implant or acute complex cns principal diagnosis without mcc
  • 097 Non-bacterial infection of nervous system except viral meningitis with mcc
  • 098 Non-bacterial infection of nervous system except viral meningitis with cc
  • 099 Non-bacterial infection of nervous system except viral meningitis without cc/mcc

Convert G37.3 to ICD-9-CM

Code History
  • 2016 (effective 10/1/2015): New code (first year of non-draft ICD-10-CM)
  • 2017 (effective 10/1/2016): No change
  • 2018 (effective 10/1/2017): No change
  • 2019 (effective 10/1/2018): No change
  • 2020 (effective 10/1/2019): No change
  • 2021 (effective 10/1/2020): No change
  • 2022 (effective 10/1/2021): No change
  • 2023 (effective 10/1/2022): No change
Code annotations containing back-references to G37.3:
  • Type 1 Excludes: G04.82
    ICD-10-CM Diagnosis Code G04.82

    Acute flaccid myelitis

      2022 - New Code 2023 Billable/Specific Code
    Type 1 Excludes
    • transverse myelitis (G37.3)
  • Type 2 Excludes: G04
    ICD-10-CM Diagnosis Code G04

    Encephalitis, myelitis and encephalomyelitis

      2016 2017 2018 2019 2020 2021 2022 2023 Non-Billable/Non-Specific Code
    Includes
    • acute ascending myelitis
    • meningoencephalitis
    • meningomyelitis
    Type 1 Excludes
    Type 2 Excludes
    • acute transverse myelitis (G37.3-)
    • alcoholic encephalopathy (G31.2)
    • multiple sclerosis (G35)
    • myalgic encephalomyelitis (G93.32)
    • subacute necrotizing myelitis (G37.4)
    • toxic encephalitis (G92.8)
    • toxic encephalopathy (G92.8)

Diagnosis Index entries containing back-references to G37.3:
  • Myelitis (acute) (ascending) (childhood) (chronic) (descending) (diffuse) (disseminated) (idiopathic) (pressure) (progressive) (spinal cord) (subacute) G04.91
    - see also Encephalitis
    ICD-10-CM Diagnosis Code G04.91

    Myelitis, unspecified

      2016 2017 2018 2019 2020 2021 2022 2023 Billable/Specific Code
    • transverse G37.3 (in demyelinating diseases of central nervous system)
  • Myelopathy (spinal cord) G95.9
    ICD-10-CM Diagnosis Code G95.9

    Disease of spinal cord, unspecified

      2016 2017 2018 2019 2020 2021 2022 2023 Billable/Specific Code
    Applicable To
    • Myelopathy NOS
    • transverse, acute G37.3

ICD-10-CM Codes Adjacent To G37.3
G35 Multiple sclerosis
G36 Other acute disseminated demyelination
G36.0 Neuromyelitis optica [Devic]
G36.1 Acute and subacute hemorrhagic leukoencephalitis [Hurst]
G36.8 Other specified acute disseminated demyelination
G36.9 Acute disseminated demyelination, unspecified
G37 Other demyelinating diseases of central nervous system
G37.0 Diffuse sclerosis of central nervous system
G37.1 Central demyelination of corpus callosum
G37.2 Central pontine myelinolysis
G37.3 Acute transverse myelitis in demyelinating disease of central nervous system
G37.4 Subacute necrotizing myelitis of central nervous system
G37.5 Concentric sclerosis [Balo] of central nervous system
G37.8 Other specified demyelinating diseases of central nervous system
G37.9 Demyelinating disease of central nervous system, unspecified
G40 Epilepsy and recurrent seizures
G40.0 Localization-related (focal) (partial) idiopathic epilepsy and epileptic syndromes with seizures of localized onset
G40.00 Localization-related (focal) (partial) idiopathic epilepsy and epileptic syndromes with seizures of localized onset, not intractable
G40.001 …… with status epilepticus
G40.009 …… without status epilepticus
G40.01 Localization-related (focal) (partial) idiopathic epilepsy and epileptic syndromes with seizures of localized onset, intractable

Reimbursement claims with a date of service on or after October 1, 2015 require the use of ICD-10-CM codes.

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