I12

Non-billable

Hypertensive chronic kidney disease

I12 is the ICD-10-CM code for Hypertensive chronic kidney disease. It is a non-billable category code — use a more specific child code such as I12.0 for billing.

Status
Header (non-billable)
Chapter
I00-I99
Subcodes
2
Edition
FY2026

I00-I99 Diseases of the circulatory system

Includes

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

Excludes1 — not coded here

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

Excludes2 — not included here

  • acute kidney failure (N17.-)

Frequently asked questions

What is ICD-10 code I12?
I12 is the ICD-10-CM code for "Hypertensive chronic kidney disease". It falls under I00-I99 Diseases of the circulatory system.
Is I12 a billable code?
No — I12 is a non-billable header code. Use a more specific child code (such as I12.0) for billing.
What are the subcodes of I12?
I12 has 2 more specific child codes, including I12.0, I12.9.
What is excluded from I12?
Excludes1 (not coded here): hypertension due to kidney disease (I15.0, I15.1); renovascular hypertension (I15.0); secondary hypertension (I15.-).

Source: CMS ICD-10-CM FY2026. For informational purposes only — not medical advice. See our medical disclaimer.

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