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  6. 2024 ICD-10-CM Code I16
Version 2024
Non-Billable Code

2024 ICD-10-CM Diagnosis Code I16

Hypertensive crisis

ICD-10-CM Code:
I16
ICD-10 Code for:
Hypertensive crisis
Is Billable?
Not Valid for Submission
Code Navigator:

Code Classification

  • Diseases of the circulatory system
    (I00–I99)
    • Hypertensive diseases
      (I10-I1A)
      • Hypertensive crisis
        (I16)

I16 is a non-specific and non-billable diagnosis code code, consider using a code with a higher level of specificity for a diagnosis of hypertensive crisis. The code is not specific and is NOT valid for the year 2024 for the submission of HIPAA-covered transactions. Category or Header define the heading of a category of codes that may be further subdivided by the use of 4th, 5th, 6th or 7th characters.

Specific Coding Applicable to Hypertensive crisis

Non-specific codes like I16 require more digits to indicate the appropriate level of specificity. Consider using any of the following ICD-10-CM codes with a higher level of specificity when coding for hypertensive crisis:

  • Use I16.0 for Hypertensive urgency - BILLABLE CODE

  • Use I16.1 for Hypertensive emergency - BILLABLE CODE

  • Use I16.9 for Hypertensive crisis, unspecified - BILLABLE CODE

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.


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.
  • any identified hypertensive disease I10 I15 I1A

Code History

  • FY 2024 - No Change, effective from 10/1/2023 through 9/30/2024
  • FY 2023 - No Change, effective from 10/1/2022 through 9/30/2023
  • FY 2022 - No Change, effective from 10/1/2021 through 9/30/2022
  • FY 2021 - No Change, effective from 10/1/2020 through 9/30/2021
  • FY 2020 - No Change, effective from 10/1/2019 through 9/30/2020
  • FY 2019 - No Change, effective from 10/1/2018 through 9/30/2019
  • FY 2018 - No Change, effective from 10/1/2017 through 9/30/2018