N19
Billable

Unspecified kidney failure

Billable / Specific Code

What is Unspecified kidney failure?

ICD-10-CM N19 is the diagnosis code for Unspecified kidney failure. This code falls under the section "Acute kidney failure and chronic kidney disease" within Chapter 14 — Diseases of the genitourinary system (N00-N99). It is a billable/specific ICD-10-CM code that can be used to indicate a diagnosis for reimbursement purposes. Medical coders and healthcare providers use this code to document and classify diagnoses in electronic health records, insurance claims, and clinical databases.

💡 Inclusions
⛔ Excludes1

Coding Guidelines for N19

✅ This Code Includes

  • Uremia NOS

⛔ Type 1 Excludes (Never code together)

The following conditions should never be coded at the same time as N19. They are mutually exclusive:

  • acute kidney failure (N17.-)
  • chronic kidney disease (N18.-)
  • chronic uremia (N18.9)
  • extrarenal uremia (R39.2)
  • prerenal uremia (R39.2)
  • renal insufficiency (acute) (N28.9)
  • uremia of newborn (P96.0)

ICD-10-CM Code Hierarchy

Understanding where N19 sits in the ICD-10-CM classification helps ensure proper coding:

Related Codes

Frequently Asked Questions

Is N19 a billable ICD-10-CM code?

Yes, N19 is a billable/specific ICD-10-CM code that can be used to indicate a diagnosis for reimbursement purposes.

What does N19 mean?

N19 is the ICD-10-CM diagnosis code for "Unspecified kidney failure". It is used by healthcare providers to classify and document this condition in medical records and insurance claims.

What section is N19 in?

N19 is located in Section N17-N19 — "Acute kidney failure and chronic kidney disease" within Chapter 14 of the ICD-10-CM Tabular List.

When should I use N19?

Use N19 when the patients documented diagnosis matches "Unspecified kidney failure" and the clinical documentation supports this level of specificity. Always verify with the latest ICD-10-CM guidelines and payer requirements.

People Also Ask

What is the ICD-10 code for Unspecified kidney failure?

The ICD-10-CM code for Unspecified kidney failure is N19.

Can N19 be used for primary diagnosis?

Yes, N19 can be used as a primary diagnosis code since it is billable and specific.

What chapter is N19 in?

N19 is in Chapter 14 of the ICD-10-CM Tabular List.

What conditions are excluded from N19?

Type 1 Excludes for N19 include: acute kidney failure (N17.-); chronic kidney disease (N18.-); chronic uremia (N18.9) and more.

Is N19 valid for 2026?

Yes, N19 is a valid ICD-10-CM code for the 2026 fiscal year, subject to official CMS updates.

See Also

← PreviousN18.9Chronic kidney disease, unspecifiedNext →N20Calculus of kidney and ureter
Code Details
N19
Unspecified kidney failure
Billable / Specific Code
14 — Diseases of the genitourinary system (N00-N99)
N17-N19 — Acute kidney failure and chronic kidney disease
2026 ICD-10-CM