ICD-10-CM 2027
ICD-10 code for lead nephropathy
From the official ICD-10-CM alphabetic index entry “Nephropathy › lead”. Page updated September 29, 2026.
About coding lead nephropathy
The ICD-10-CM code for lead nephropathy is N14.3 (Nephropathy induced by heavy metals).
Within N14 (Drug- and heavy-metal-induced tubulo-interstitial and tubular conditions), N14.3 is specifically for nephropathy induced by heavy metals. Related codes cover analgesic nephropathy (N14.0), nephropathy induced by other drugs, medicaments and biological substances (N14.1), nephropathy induced by unspecified drug, medicament or biological substance (N14.2) and toxic nephropathy, not elsewhere classified (N14.4).
Code first: poisoning due to drug or toxin, if applicable (T36-T65 with fifth or sixth character 1-4).
Use an additional code for adverse effect, if applicable, to identify drug (T36-T50 with fifth or sixth character 5).
Common questions about lead nephropathy ICD-10 codes
What is the ICD-10 code for lead nephropathy?
- N14.3 — Nephropathy induced by heavy metals.
Is N14.3 billable?
- Yes. N14.3 is a billable/specific ICD-10-CM code valid for FY2027 (October 1, 2026 – September 30, 2027).
Can N14.3 be used as a principal diagnosis?
- Yes. The Medicare Code Editor doesn't restrict N14.3 as a principal diagnosis.
Is N14.3 a CC or MCC?
- No. N14.3 is neither a CC nor an MCC under MS-DRG v44.0.