A36.84: Diphtheritic tubulo-interstitial nephropathy
A36.84 is the billable ICD-10-CM diagnosis code for Diphtheritic tubulo-interstitial nephropathy. It is a fully specified code, so it can be reported on a claim (subject to clinical documentation and your payer's rules).
Frequently asked questions
What is ICD-10-CM code A36.84?
A36.84 is the ICD-10-CM diagnosis code for Diphtheritic tubulo-interstitial nephropathy. It belongs to category A36 (Diphtheria).
Is A36.84 a billable code?
Yes. A36.84 is a billable, fully specified ICD-10-CM code, so it can be used on a claim (subject to documentation and payer rules).
What category does A36.84 belong to?
A36.84 is part of ICD-10-CM category A36 — Diphtheria, which has 24 billable codes.
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Informational only, not coding or medical advice. Verify against the official ICD-10-CM (FY2026) and your payer's guidelines.
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