N11.0
Nonobstructive reflux-associated chronic pyelonephritis
This code does not map to a risk-adjusting HCC in the loaded models.
Coding notes
Excludes 1 never coded together · Excludes 2 may co-exist
vesicoureteral reflux NOS (N13.70)
Pyelonephritis (chronic) associated with (vesicoureteral) reflux
chronic infectious interstitial nephritis chronic pyelitis chronic pyelonephritis
code (B95-B97), to identify infectious agent.
pyelonephritis
pyeloureteritis cystica (N28.85)
certain conditions originating in the perinatal period (P04-P96) certain infectious and parasitic diseases (A00-B99) complications of pregnancy, childbirth and the puerperium (O00-O9A) congenital malformations, deformations and chromosomal abnormalities (Q00-Q99) endocrine, nutritional and metabolic diseases (E00-E88) injury, poisoning and certain other consequences of external causes (S00-T88) neoplasms (C00-D49) symptoms, signs and abnormal clinical and laboratory findings, not elsewhere classified (R00-R94)
Official Guidelines for N11.0
FY 2026 ›Find N11.0 in the alphabetic index
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