I1A.0 RESISTANT HYPERTENSION

Code Information

  • Diagnosis Code: I1A.0
  • Short Description: Resistant hypertension
  • Long Description: Resistant hypertension
  • Code Version: 2025 ICD-10-CM

The code I1A.0 is VALID for claim submission

Code Classification

Synonyms

  • Resistant hypertensive disorder

Diagnostic Related Group(s)

The code I1A.0 is grouped in the following Diagnostic Related Group(s) MS-DRG V43.0

  1. Hypertension With Mcc (304)
  2. Hypertension Without Mcc (305)

References to Index of Diseases and Injuries

The code I1A.0 has the following ICD-10-CM references to the Index of Diseases and Injuries

  • Inclusion Terms:
    • Apparent treatment resistant hypertension
    • Treatment resistant hypertension
    • True resistant hypertension
  • Code First:
    • specific type of existing hypertension, if known, such as:
    • essential hypertension (@I10*)
    • secondary hypertension (@I15*.-)

Similar Codes

ICD-10 Code ICD-10 Description
I1A Other hypertension
This page was last updated on: 10/1/2025
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