The 2024 Diagnosis Related Groups dataset DRG 079

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The 2024 Diagnosis Related Groups dataset

DRG 079

Hypertensive encephalopathy without cc/mcc

I67.4  Hypertensive encephalopathy

  • I67.4 is a billable/specific ICD-10-CM code that can be used to indicate a diagnosis for reimbursement purposes.
  • The 2024 edition of ICD-10-CM I67.4 became effective on October 1, 2023.
  • This is the American ICD-10-CM version of I67.4 – other international versions of ICD-10 I67.4 may differ.

Code Also

  • , if applicable, associated hypertensive conditions such as:
  • essential (primary) hypertension (I10)
  • hypertensive chronic kidney disease (I12.-)
  • hypertensive heart and chronic kidney disease (I13.-)
  • hypertensive heart disease (I11.-)

Type 2 Excludes

  • insufficiency, NOS, of precerebral arteries (G45.2)

The following code(s) above I67.4 contain annotation back-references

 that may be applicable to I67.4:

  • I00-I99  Diseases of the circulatory system
  • I60-I69  Cerebrovascular diseases
  • I67  Other cerebrovascular diseases

Clinical Information

  • Brain dysfunction or damage resulting from sustained malignant hypertension. When blood pressure exceeds the limits of cerebral autoregulation, cerebral blood flow is impaired (brain ischemia). Clinical manifestations include headache; nausea; vomiting; seizures; altered mental status (in some cases progressing to coma); papilledema; and retinal hemorrhage.

ICD-10-CM I67.4 is grouped within Diagnostic Related Group(s) (MS-DRG v41.0):

  • 077 Hypertensive encephalopathy with mcc
  • 078 Hypertensive encephalopathy with cc
  • 079 Hypertensive encephalopathy without cc/mcc

Convert I67.4 to ICD-9-CMCode 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
  • 2024 (effective 10/1/2023): No change

Code annotations containing back-references to I67.4:

Diagnosis Index entries containing back-references to I67.4:

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