N12 is a billable/specific diagnosis code from the 2026 ICD-10-CM used to classify the following condition: Tubulo-interstitial nephritis, not specified as acute or chronic.
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N12 is a billable/specific diagnosis code from the 2026 ICD-10-CM used to classify the following condition: Tubulo-interstitial nephritis, not specified as acute or chronic.
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Interstitial nephritis NOS
Pyelitis NOS
Pyelonephritis NOS
Calculous pyelonephritis (N20.9)
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New code