2025
ICD-10-CM
Diagnosis
Code

I16.1 Hypertensive emergency

Billable
2017–2025

I16.1 is a billable/specific diagnosis code from the 2025 ICD-10-CM used to classify the following condition: Hypertensive emergency.

Use additional code

Code, if applicable, to identify specific organ dysfunction, such as:

Acute kidney injury (N17.-)
Acute myocardial infarction (I21.-)
Acute pulmonary edema (left and/or right ventricular failure) (J81.0, I50.-)
Aortic dissection (I71.0-)
Cerebral hemorrhage (I60.-. I61.-, I62.-)
Cerebral infarction (I63.-)
Eclampsia (O15.-)
Hypertensive encephalopathy (I67.4)
Seizure (R56.9)

Versions

2025
Code changed
- Use additional code
  code, if applicable, to identify specific organ dysfunction, such as:
  acute kidney injury (N17.-)
  acute myocardial infarction (I21.-)
  acute pulmonary edema (left and/or right ventricular failure) (J81.0, I50.-)
  aortic dissection (I71.0-)
  cerebral hemorrhage (I60.-. I61.-, I62.-)
  cerebral infarction (I63.-)
  eclampsia (O15.-)
  hypertensive encephalopathy (I67.4)
  seizure (R56.9)
2024
No changes
2023
No changes
2022
No changes
2021
No changes
2020
No changes
2019
No changes
2018
No changes
2017
New code