ICD-10-CM Book 2025 Edition
Chapters ICD-10-CM Book Table of Content /
N10-N16 Renal tubulo-interstitial diseases /
N12 Tubulo-interstitial nephritis, not specified as acute or chronic
Billable ICD-10-CM Code N12
N12
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Tubulo-interstitial nephritis, not specified as acute or chronic 
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Interstitial nephritis NOS
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Pyelitis NOS
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Pyelonephritis NOS
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excludes1
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calculous pyelonephritis (N20.9) |
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