2020 ICD-10-CM Diagnosis Code G93.89

Other specified disorders of brain

    2016 2017 2018 2019 2020 Billable/Specific Code
  • G93.89 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 G93.89 became effective on October 1, 2019.
  • This is the American ICD-10-CM version of G93.89 - other international versions of ICD-10 G93.89 may differ.
Applicable To
  • Postradiation encephalopathy
The following code(s) above G93.89 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 G93.89:
  • 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
Approximate Synonyms
  • Acquired cerebral ventriculomegaly
  • Acquired ventriculomegaly
  • Benedikt's syndrome
  • Brain death documented by electrocerebral silence
  • Brain mass
  • Compression of brain due to focal lesion
  • Electrocerebral silence
  • Electrocerebral silence (brain death)
  • Mass lesion of brain
  • Pneumocephalus
  • Tegmental syndrome
ICD-10-CM G93.89 is grouped within Diagnostic Related Group(s) (MS-DRG v37.0):
  • 070 Nonspecific cerebrovascular disorders with mcc
  • 071 Nonspecific cerebrovascular disorders with cc
  • 072 Nonspecific cerebrovascular disorders without cc/mcc

Convert G93.89 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 G93.89:
  • Automatism G93.89
  • Calcification
    • cerebral (cortex) G93.89
    • choroid plexus G93.89
  • Cicatrix (adherent) (contracted) (painful) (vicious) L90.5
    - see also Scar
    ICD-10-CM Diagnosis Code L90.5

    Scar conditions and fibrosis of skin

      2016 2017 2018 2019 2020 Billable/Specific Code
    Applicable To
    • Adherent scar (skin)
    • Cicatrix
    • Disfigurement of skin due to scar
    • Fibrosis of skin NOS
    • Scar NOS
    Type 2 Excludes
    • brain G93.89
  • Congestion, congestive
    • brain G93.89
  • Deformity Q89.9
    ICD-10-CM Diagnosis Code Q89.9

    Congenital malformation, unspecified

      2016 2017 2018 2019 2020 Billable/Specific Code POA Exempt
    Applicable To
    • Congenital anomaly NOS
    • Congenital deformity NOS
    • brain (congenital) Q04.9
      ICD-10-CM Diagnosis Code Q04.9

      Congenital malformation of brain, unspecified

        2016 2017 2018 2019 2020 Billable/Specific Code POA Exempt
      Applicable To
      • Congenital anomaly NOS of brain
      • Congenital deformity NOS of brain
      • Congenital disease or lesion NOS of brain
      • Multiple anomalies NOS of brain, congenital
      • acquired G93.89
    • cerebral, acquired G93.89
  • Depression (acute) (mental) F32.9
    ICD-10-CM Diagnosis Code F32.9

    Major depressive disorder, single episode, unspecified

      2016 2017 2018 2019 2020 Billable/Specific Code
    Applicable To
    • Depression NOS
    • Depressive disorder NOS
    • Major depression NOS
    • medullary G93.89
    • respiratory center G93.89
  • Disease, diseased - see also Syndrome
    • brain G93.9
      ICD-10-CM Diagnosis Code G93.9

      Disorder of brain, unspecified

        2016 2017 2018 2019 2020 Billable/Specific Code
      • specified NEC G93.89
    • medullary center G93.89 (idiopathic) (respiratory)
  • Dysfunction
    • cerebral G93.89
  • Encephalopathy (acute) G93.40
    ICD-10-CM Diagnosis Code G93.40

    Encephalopathy, unspecified

      2016 2017 2018 2019 2020 Billable/Specific Code
    • postradiation G93.89
  • Ependymopathy G93.89
  • Failure, failed
    • respiration, respiratory J96.90
      ICD-10-CM Diagnosis Code J96.90

      Respiratory failure, unspecified, unspecified whether with hypoxia or hypercapnia

        2016 2017 2018 2019 2020 Billable/Specific Code
      • center G93.89
  • Fistula (cutaneous) L98.8
    ICD-10-CM Diagnosis Code L98.8

    Other specified disorders of the skin and subcutaneous tissue

      2016 2017 2018 2019 2020 Billable/Specific Code
  • Fungus, fungous
    • cerebral G93.89
  • Gliosis (cerebral) G93.89
  • Hardening
    • brain G93.89
  • Hypertrophy, hypertrophic
    • brain G93.89
  • Induration, indurated
    • brain G93.89
  • Lesion(s) (nontraumatic)
    • motor cortex NEC G93.89
  • Paralysis, paralytic (complete) (incomplete) G83.9
    ICD-10-CM Diagnosis Code G83.9

    Paralytic syndrome, unspecified

      2016 2017 2018 2019 2020 Billable/Specific Code
    • respiratory (muscle) (system) (tract) R06.81
      ICD-10-CM Diagnosis Code R06.81

      Apnea, not elsewhere classified

        2016 2017 2018 2019 2020 Billable/Specific Code
      Applicable To
      • Apnea NOS
      Type 1 Excludes
      • apnea (of) newborn (P28.4)
      • sleep apnea (G47.3-)
      • sleep apnea of newborn (primary) (P28.3)
      • center NEC G93.89
  • Pneumatocele (lung) J98.4
    ICD-10-CM Diagnosis Code J98.4

    Other disorders of lung

      2016 2017 2018 2019 2020 Billable/Specific Code
    Applicable To
    • Calcification of lung
    • Cystic lung disease (acquired)
    • Lung disease NOS
    • Pulmolithiasis
    Type 1 Excludes
    • acute interstitial pneumonitis (J84.114)
    • pulmonary insufficiency following surgery (J95.1-J95.2)
    • intracranial G93.89
  • Pneumocephalus G93.89
  • Softening
    • brain (necrotic) (progressive) G93.89
  • Stenosis, stenotic (cicatricial) - see also Stricture
    • brain G93.89
  • Stricture - see also Stenosis
    • brain G93.89
  • Syndrome - see also Disease
    • Clerambault's automatism G93.89
    • midbrain NEC G93.89
    • pontine NEC G93.89
    • tegmental G93.89

ICD-10-CM Codes Adjacent To G93.89
G93.4 Other and unspecified encephalopathy
G93.40 Encephalopathy, unspecified
G93.41 Metabolic encephalopathy
G93.49 Other encephalopathy
G93.5 Compression of brain
G93.6 Cerebral edema
G93.7 Reye's syndrome
G93.8 Other specified disorders of brain
G93.81 Temporal sclerosis
G93.82 Brain death
G93.89 Other specified disorders of brain
G93.9 Disorder of brain, unspecified
G94 Other disorders of brain in diseases classified elsewhere
G95 Other and unspecified diseases of spinal cord
G95.0 Syringomyelia and syringobulbia
G95.1 Vascular myelopathies
G95.11 Acute infarction of spinal cord (embolic) (nonembolic)
G95.19 Other vascular myelopathies
G95.2 Other and unspecified cord compression
G95.20 Unspecified cord compression
G95.29 Other cord compression

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