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2. ICD-10 Codes
3. Chapter - I00-I99
4. Section - I10-I1A
5. Category - I16
6. I16.1

I16.1 - Hypertensive emergency

• Applicable to Hypertensive emergency
• The 2025 edition of ICD10-CM I16.1 became effective on October 1, 2024.
• This is the American ICD10-CM version of I16.1 - other international versions of ICD10 I16.1 may differ.
• I16.1 is a Billable / Specific ICD10-CM code that can be used to indicate a diagnosis for reimbursement purposes.

Code 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)

The following codes above I16.1 contain annotation back-references that may be applicable to I16.1:

• Chapter: I00-I99 - Diseases of the circulatory system
• Section: I10-I1A - Hypertensive diseases
• Category: I16 - Hypertensive crisis

Browse other similar CM codes:

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