N13.729

Vesicoureteral-reflux with reflux nephropathy without hydroureter, unspecified

FY2027Chapter 14: Diseases of the genitourinary system/N10–N16 Renal tubulo-interstitial diseases

BillableComplete code, valid to report

N13.729 (also written N13729) is a billable ICD-10-CM diagnosis code for vesicoureteral-reflux with reflux nephropathy without hydroureter, unspecified. It is part of the FY2027 code set, effective October 1, 2026. It is one of the 18 codes in category N13 (Obstructive and reflux uropathy). The Alphabetic Index lists it under 2 entries. Its coding notes include 2 Excludes1 entries and 12 Excludes2 entries.

Excludes1

Not coded here. The listed conditions generally should not be reported together.

Inherited from N13.7 Vesicoureteral-reflux
  • reflux-associated pyelonephritis (N11.0)
Also from chapter/block level (1 note)
Inherited from N10–N16 Renal tubulo-interstitial diseases
  • pyeloureteritis cystica (N28.85)

Excludes2

Not included here. Both codes may be reported if the patient has both conditions.

Inherited from N13 Obstructive and reflux uropathy
  • calculus of kidney and ureter without hydronephrosis (N20.-)
  • congenital obstructive defects of renal pelvis and ureter (Q62.0-Q62.3)
  • hydronephrosis with ureteropelvic junction obstruction (Q62.11)
  • obstructive pyelonephritis (N11.1)
Also from chapter/block level (8 notes)
Inherited from Chapter 14 Diseases of the genitourinary system
  • 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)

Includes

Further defines or gives examples of the content of the category.

Also from chapter/block level (1 note)
Inherited from N10–N16 Renal tubulo-interstitial diseases
  • pyelonephritis

Alphabetic Index terms

Terms the official Alphabetic Index lists for this code. 2 entries