2023

  1. ICD-10-CM Codes
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  2. G00-G99
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  3. G89-G99
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  4. G93-
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  5. 2023 ICD-10-CM Diagnosis Code G93.1

2023 ICD-10-CM Diagnosis Code G93.1

Anoxic brain damage, not elsewhere classified

    2016 2017 2018 2019 2020 2021 2022 2023 Billable/Specific Code
  • G93.1 is a billable/specific ICD-10-CM code that can be used to indicate a diagnosis for reimbursement purposes.
  • The 2023 edition of ICD-10-CM G93.1 became effective on October 1, 2022.
  • This is the American ICD-10-CM version of G93.1 - other international versions of ICD-10 G93.1 may differ.
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 G93.1. 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.
  • cerebral anoxia due to anesthesia during labor and delivery (
    ICD-10-CM Diagnosis Code O74.3

    Central nervous system complications of anesthesia during labor and delivery

      2016 2017 2018 2019 2020 2021 2022 2023 Billable/Specific Code Maternity Dx (12-55 years) Female Dx
    O74.3
    )
  • cerebral anoxia due to anesthesia during the puerperium (
    ICD-10-CM Diagnosis Code O89.2

    Central nervous system complications of anesthesia during the puerperium

      2016 2017 2018 2019 2020 2021 2022 2023 Billable/Specific Code Maternity Dx (12-55 years) Female Dx
    O89.2
    )
  • neonatal anoxia (
    ICD-10-CM Diagnosis Code P84

    Other problems with newborn

      2016 2017 2018 2019 2020 2021 2022 2023 Billable/Specific Code Code on Newborn Record
    Applicable To
    • Acidemia of newborn
    • Acidosis of newborn
    • Anoxia of newborn NOS
    • Asphyxia of newborn NOS
    • Hypercapnia of newborn
    • Hypoxemia of newborn
    • Hypoxia of newborn NOS
    • Mixed metabolic and respiratory acidosis of newborn
    Type 1 Excludes
    • intracranial hemorrhage due to anoxia or hypoxia (P52.-)
    • hypoxic ischemic encephalopathy [HIE] (P91.6-)
    • late metabolic acidosis of newborn (P74.0)
    P84
    )
The following code(s) above G93.1 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 G93.1:
  • 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
  • Anoxic brain damage during and/or resulting from a procedure
  • Anoxic brain damage resulting from a procedure
  • Anoxic encephalopathy
  • Encephalopathy, anoxic
  • Hypoxia of brain
  • Hypoxia, cerebral
ICD-10-CM G93.1 is grouped within Diagnostic Related Group(s) (MS-DRG v40.0):
  • 091 Other disorders of nervous system with mcc
  • 092 Other disorders of nervous system with cc
  • 093 Other disorders of nervous system without cc/mcc
  • 791 Prematurity with major problems
  • 793 Full term neonate with major problems

Convert G93.1 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

Diagnosis Index entries containing back-references to G93.1:
  • Anoxia (pathological) R09.02
    ICD-10-CM Diagnosis Code R09.02

    Hypoxemia

      2016 2017 2018 2019 2020 2021 2022 2023 Billable/Specific Code
  • Damage
    • brain (nontraumatic) G93.9
      ICD-10-CM Diagnosis Code G93.9

      Disorder of brain, unspecified

        2016 2017 2018 2019 2020 2021 2022 2023 Billable/Specific Code

ICD-10-CM Codes Adjacent To G93.1
G92.00 …… grade unspecified
G92.01 …… grade 1
G92.02 …… grade 2
G92.03 …… grade 3
G92.04 …… grade 4
G92.05 …… grade 5
G92.8 Other toxic encephalopathy
G92.9 Unspecified toxic encephalopathy
G93 Other disorders of brain
G93.0 Cerebral cysts
G93.1 Anoxic brain damage, not elsewhere classified
G93.2 Benign intracranial hypertension
G93.3 Postviral and related fatigue syndromes
G93.31 Postviral fatigue syndrome
G93.32 Myalgic encephalomyelitis/chronic fatigue syndrome
G93.39 Other post infection and related fatigue syndromes
G93.4 Other and unspecified encephalopathy
G93.40 Encephalopathy, unspecified
G93.41 Metabolic encephalopathy
G93.49 Other encephalopathy
G93.5 Compression of brain

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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