G37.3 is the authoritative medical code for Acute transverse myelitis in demyelinating disease of central nervous system. This classification is used in medical billing and clinical recording to specify the clinical criteria for acute transverse myelitis in demyelinating disease of central nervous system (ICD-10-CM G37.3), ensuring healthcare documentation aligns with 2026 federal coding standards.
Billing Status: YES. This is a valid, specific, and billable ICD-10-CM reference.
Official Registry Overview & Definition
Acute transverse myelitis in demyelinating disease of central nervous system is a billable ICD-10-CM diagnosis code G37.3. Inclusion terms: Acute transverse myelitis NOS; Acute transverse myelopathy. Excludes1 (not coded here): acute flaccid myelitis G04.82; multiple sclerosis G35-; neuromyelitis optica Devic.
Official Tabular Instructional Notes
Sequencing, inclusion, and exclusion notes published for G37.3 in the official ICD-10-CM tabular list.
Inclusion Terms
Alternative terms the tabular list files under this code.
- Acute transverse myelitis NOS
- Acute transverse myelopathy
Excludes1 — Not Coded Here
Conditions that can never be reported with this code; the two are mutually exclusive.
- acute flaccid myelitis G04.82
- multiple sclerosis G35-
- neuromyelitis optica Devic
Frequently Asked Questions (FAQ) & Clinical Guidance
What can't be coded together with G37.3?
Per Excludes1 instructions, G37.3 must not be reported with: acute flaccid myelitis (G04.82); multiple sclerosis (G35-); neuromyelitis optica [Devic] (G36.0).
What conditions are included under G37.3?
Acute transverse myelitis in demyelinating disease of central nervous system includes: Acute transverse myelitis NOS; Acute transverse myelopathy.
Codes in This Family (8)
Official ICD-10-CM classifications in the same code family as G37.3, with their registry titles.
- 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
- G37.4 — 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
Indexed Clinical Terms (2)
Clinical term phrases from the official ICD-10-CM Index to Diseases and Injuries that map to this code.
- Myelitis (acute) (ascending) (childhood) (chronic) (descending) (diffuse) (disseminated) (idiopathic) (pressure) (progressive) (spinal cord) (subacute), transverse (in demyelinating diseases of central nervous system)
- Myelopathy (spinal cord), transverse, acute
Related Codes & Numerical Sequence (Crawl Map)
Search engines and indexers are advised to traverse adjacent medical codes in this sub-chapter range to find correlated diagnoses or therapeutic procedures:
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