2020 ICD-10-CM Diagnosis Code G52.2

Disorders of vagus nerve

    2016 2017 2018 2019 2020 Billable/Specific Code
  • G52.2 is a billable/specific ICD-10-CM code that can be used to indicate a diagnosis for reimbursement purposes.
  • The 2020 edition of ICD-10-CM G52.2 became effective on October 1, 2019.
  • This is the American ICD-10-CM version of G52.2 - other international versions of ICD-10 G52.2 may differ.
Applicable To
  • Disorders of pneumogastric [10th] nerve
The following code(s) above G52.2 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 G52.2:
  • G00-G99
    2020 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
  • G50-G59
    2020 ICD-10-CM Range G50-G59

    Nerve, nerve root and plexus disorders

    Type 1 Excludes
    • current traumatic nerve, nerve root and plexus disorders - see Injury, nerve by body region
    • neuralgia NOS (M79.2)
    • neuritis NOS (M79.2)
    • peripheral neuritis in pregnancy (O26.82-)
    • radiculitis NOS (M54.1-)
    Nerve, nerve root and plexus disorders
  • G52
    ICD-10-CM Diagnosis Code G52

    Disorders of other cranial nerves

      2016 2017 2018 2019 2020 Non-Billable/Non-Specific Code
    Type 2 Excludes
    • disorders of acoustic [8th] nerve (H93.3)
    • disorders of optic [2nd] nerve (H46, H47.0)
    • paralytic strabismus due to nerve palsy (H49.0-H49.2)
    Disorders of other cranial nerves
Approximate Synonyms
  • Disorder of vagus nerve
Clinical Information
  • A disorder characterized by involvement of the vagus nerve (tenth cranial nerve).
  • A non-neoplastic or neoplastic disorder affecting the vagus nerve (tenth cranial nerve).
  • Diseases of the tenth cranial nerve, including brain stem lesions involving its nuclei (solitary, ambiguus, and dorsal motor), nerve fascicles, and intracranial and extracranial course. Clinical manifestations may include dysphagia, vocal cord weakness, and alterations of parasympathetic tone in the thorax and abdomen.
ICD-10-CM G52.2 is grouped within Diagnostic Related Group(s) (MS-DRG v37.0):
  • 073 Cranial and peripheral nerve disorders with mcc
  • 074 Cranial and peripheral nerve disorders without mcc

Convert G52.2 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

Diagnosis Index entries containing back-references to G52.2:
  • Atrophy, atrophic (of)
    • nerve - see also Disorder, nerve
      • cranial G52.9
        ICD-10-CM Diagnosis Code G52.9

        Cranial nerve disorder, unspecified

          2016 2017 2018 2019 2020 Billable/Specific Code
        • tenth G52.2 (pneumogastric) (vagus)
      • pneumogastric G52.2
      • vagus G52.2 (pneumogastric)
  • Compression
  • Disorder (of) - see also Disease
    • nerve G58.9
      ICD-10-CM Diagnosis Code G58.9

      Mononeuropathy, unspecified

        2016 2017 2018 2019 2020 Billable/Specific Code
      • cranial G52.9
        ICD-10-CM Diagnosis Code G52.9

        Cranial nerve disorder, unspecified

          2016 2017 2018 2019 2020 Billable/Specific Code
        • tenth G52.2
      • pneumogastric G52.2
      • recurrent laryngeal G52.2
      • vagus G52.2
  • Lesion(s) (nontraumatic)
    • cranial nerve G52.9
      ICD-10-CM Diagnosis Code G52.9

      Cranial nerve disorder, unspecified

        2016 2017 2018 2019 2020 Billable/Specific Code
      • tenth G52.2
    • laryngeal nerve G52.2 (recurrent)
    • vagus nerve G52.2
  • Neuralgia, neuralgic (acute) M79.2
    ICD-10-CM Diagnosis Code M79.2

    Neuralgia and neuritis, unspecified

      2016 2017 2018 2019 2020 Billable/Specific Code
    Type 1 Excludes
    • vagus G52.2 (nerve)
  • Neuritis (rheumatoid) M79.2
    ICD-10-CM Diagnosis Code M79.2

    Neuralgia and neuritis, unspecified

      2016 2017 2018 2019 2020 Billable/Specific Code
    Type 1 Excludes
    • cranial nerve
      • tenth or vagus G52.2
    • pneumogastric G52.2 (nerve)
    • vagus G52.2 (nerve)
  • Paralysis, paralytic (complete) (incomplete) G83.9
    ICD-10-CM Diagnosis Code G83.9

    Paralytic syndrome, unspecified

      2016 2017 2018 2019 2020 Billable/Specific Code
    • stomach K31.84
      ICD-10-CM Diagnosis Code K31.84

      Gastroparesis

        2016 2017 2018 2019 2020 Billable/Specific Code
      Applicable To
      • Gastroparalysis
      Code First
    • gastric nerve G52.2 (nondiabetic)
    • pneumogastric nerve G52.2
    • vagus nerve G52.2
  • Vagotonia G52.2

ICD-10-CM Codes Adjacent To G52.2
G51.31 …… right
G51.32 …… left
G51.33 …… bilateral
G51.39 …… unspecified
G51.4 Facial myokymia
G51.8 Other disorders of facial nerve
G51.9 Disorder of facial nerve, unspecified
G52 Disorders of other cranial nerves
G52.0 Disorders of olfactory nerve
G52.1 Disorders of glossopharyngeal nerve
G52.2 Disorders of vagus nerve
G52.3 Disorders of hypoglossal nerve
G52.7 Disorders of multiple cranial nerves
G52.8 Disorders of other specified cranial nerves
G52.9 Cranial nerve disorder, unspecified
G53 Cranial nerve disorders in diseases classified elsewhere
G54 Nerve root and plexus disorders
G54.0 Brachial plexus disorders
G54.1 Lumbosacral plexus disorders
G54.2 Cervical root disorders, not elsewhere classified
G54.3 Thoracic root disorders, not elsewhere classified

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