1. Home
  2. ICD-10-CM Codes
  3. G00–G99
  4. G35-G37
  5. G37
  6. 2024 ICD-10-CM Code G37.81
Version 2024
Billable Code
New Code

2024 ICD-10-CM Diagnosis Code G37.81

Myelin oligodendrocyte glycoprotein antibody disease

ICD-10-CM Code:
G37.81
ICD-10 Code for:
Myelin oligodendrocyte glycoprotein antibody disease
Is Billable?
Yes - Valid for Submission
Code Navigator:

Code Classification

  • Diseases of the nervous system
    (G00–G99)
    • Demyelinating diseases of the central nervous system
      (G35-G37)
      • Other demyelinating diseases of central nervous system
        (G37)

G37.81 is a billable diagnosis code used to specify a medical diagnosis of myelin oligodendrocyte glycoprotein antibody disease. The code is valid during the current fiscal year for the submission of HIPAA-covered transactions from October 01, 2023 through September 30, 2024.

Approximate Synonyms

The following clinical terms are approximate synonyms or lay terms that might be used to identify the correct diagnosis code:

  • Myelin oligodendrocyte glycoprotein antibody-associated disease

New 2024 ICD-10-CM Code

G37.81 is new to ICD-10-CM code set for the FY 2024, effective October 1, 2023. The National Center for Health Statistics (NCHS) has published an update to the ICD-10-CM diagnosis codes which became effective October 1, 2023. This is a new and revised code for the FY 2024 (October 1, 2023 - September 30, 2024).

Tabular List of Diseases and Injuries

The following annotation back-references are applicable to this diagnosis code. The Tabular List of Diseases and Injuries is a list of ICD-10-CM codes, organized "head to toe" into chapters and sections with coding notes and guidance for inclusions, exclusions, descriptions and more.


Inclusion Terms

Inclusion Terms
These terms are the conditions for which that code is to be used. The terms may be synonyms of the code title, or, in the case of "other specified" codes, the terms are a list of the various conditions assigned to that code. The inclusion terms are not necessarily exhaustive. Additional terms found only in the Alphabetic Index may also be assigned to a code.
  • MOG antibody disease

Code Also

Code Also
A "code also" note instructs that two codes may be required to fully describe a condition, but this note does not provide sequencing direction.
  • associated manifestations, if known, such as:
  • noninfectious acute disseminated encephalomyelitis G04.81
  • neuromyelitis optica G36.0

Index to Diseases and Injuries References

The following annotation back-references for this diagnosis code are found in the injuries and diseases index. The Index to Diseases and Injuries is an alphabetical listing of medical terms, with each term mapped to one or more ICD-10-CM code(s).

Replacement Code

G3781 replaces the following previously assigned ICD-10-CM code(s):

  • G37.8 - Oth demyelinating diseases of central nervous system

Code History

  • FY 2024 - Code Added, effective from 10/1/2023 through 9/30/2024