2025 ICD-10-CM Diagnosis Code I12

by

Hypertensive chronic kidney disease

  • I12 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 I12 became effective on October 1, 2024.
  • This is the American ICD-10-CM version of I12 – other international versions of ICD-10 I12 may differ.

Type 1 Excludes

  • hypertension due to kidney disease (I15.0, I15.1)
  • renovascular hypertension (I15.0)
  • secondary hypertension (I15.-)

Type 2 Excludes

  • acute kidney failure (N17.-)

Includes

  • any condition in N18 and N26 – due to hypertension
  • arteriosclerosis of kidney
  • arteriosclerotic nephritis (chronic) (interstitial)
  • hypertensive nephropathy
  • nephrosclerosis

The following code(s) above I12 contain annotation back-references

 that may be applicable to I12:

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

Clinical Information

  • Hardening of the kidney due to infiltration by fibrous connective tissue (fibrosis), usually caused by renovascular diseases or chronic hypertension. Nephrosclerosis leads to renal ischemia.
  • Sclerosis or hardening of the kidney due to renovascular disease.

Code History

  • 2016 (effective 10/1/2015): New code (first year of non-draft ICD-10-CM)
  • 2017 (effective 10/1/2016): No change
  • 2018 (effective 10/1/2017): No change
  • 2019 (effective 10/1/2018): No change
  • 2020 (effective 10/1/2019): No change
  • 2021 (effective 10/1/2020): No change
  • 2022 (effective 10/1/2021): No change
  • 2023 (effective 10/1/2022): No change
  • 2024 (effective 10/1/2023): No change
  • 2025 (effective 10/1/2024): No change

Code annotations containing back-references to I12:

error: Content is protected !!