I1A.0 - Resistant hypertension
- Applicable to Resistant hypertension
- The 2025 edition of ICD10-CM I1A.0 became effective on October 1, 2024.
- This is the American ICD10-CM version of I1A.0 - other international versions of ICD10 I1A.0 may differ.
- I1A.0 is a Billable / Specific ICD10-CM code that can be used to indicate a diagnosis for reimbursement purposes.
Inclusion Term
- Apparent treatment resistant hypertension
- Treatment resistant hypertension
- True resistant hypertension
codefirst
- specific type of existing hypertension, if known, such as:
- essential hypertension (I10)
- secondary hypertension (I15.-)
The following codes above I1A.0 contain annotation back-references that may be applicable to I1A.0:
Chapter: I00-I99 Diseases of the circulatory system
Section: I10-I1A Hypertensive diseases
Category: I1A Other hypertension
Billable/Specific Code
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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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