N14

Non-billable

Drug- and heavy-metal-induced tubulo-interstitial and tubular conditions

N14 is the ICD-10-CM code for Drug- and heavy-metal-induced tubulo-interstitial and tubular conditions. It is a non-billable category code — use a more specific child code such as N14.0 for billing.

Status
Header (non-billable)
Chapter
N00-N99
Subcodes
5
Edition
FY2026

N00-N99 Diseases of the genitourinary system

What this means — in plain language

MedlinePlus · NIH

Most of the time, medicines make our lives better. They reduce aches and pains, fight infections, and control problems such as high blood pressure or diabetes. But medicines can also cause unwanted reactions, such as drug interactions, side effects, and allergies. What is a drug interaction? A drug interaction is a change in the way a drug acts in the body when taken with certain other drugs, foods, or supplements…

Read more about Drug Reactions at MedlinePlus ↗

Source: U.S. National Library of Medicine (MedlinePlus). Informational only — not medical advice.

Code first

  • poisoning due to drug or toxin, if applicable (T36-T65 with fifth or sixth character 1-4)

Use additional code

  • code for adverse effect, if applicable, to identify drug (T36-T50 with fifth or sixth character 5)

Frequently asked questions

What is ICD-10 code N14?
N14 is the ICD-10-CM code for "Drug- and heavy-metal-induced tubulo-interstitial and tubular conditions". It falls under N00-N99 Diseases of the genitourinary system.
Is N14 a billable code?
No — N14 is a non-billable header code. Use a more specific child code (such as N14.0) for billing.
What are the subcodes of N14?
N14 has 5 more specific child codes, including N14.0, N14.1, N14.2.

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

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