2025 ICD-10-CM Diagnosis Code I1A

by

Other hypertension

  • I1A should not be used for reimbursement purposes as there are multiple codes below it that contain a greater level of detail.
  • The 2025 edition of ICD-10-CM I1A became effective on October 1, 2024.
  • This is the American ICD-10-CM version of I1A – other international versions of ICD-10 I1A may differ.

The following code(s) above I1A contain annotation back-references

 that may be applicable to I1A:

  • I00-I99  Diseases of the circulatory system
  • I10-I1A  Hypertensive diseases

Code History

  • 2024 (effective 10/1/2023): New code
  • 2025 (effective 10/1/2024): No change

Code annotations containing back-references to I1A:

  • Code Also: I16
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