2019 ICD-10-CM Diagnosis Code N13.731

Vesicoureteral-reflux with reflux nephropathy with hydroureter, unilateral

    2016 2017 2018 2019 Billable/Specific Code
  • N13.731 is a billable/specific ICD-10-CM code that can be used to indicate a diagnosis for reimbursement purposes.
  • Short description: Vesicoureter-reflux w reflux neuropath w hydrourt, unil
  • The 2019 edition of ICD-10-CM N13.731 became effective on October 1, 2018.
  • This is the American ICD-10-CM version of N13.731 - other international versions of ICD-10 N13.731 may differ.
The following code(s) above N13.731 contain annotation back-references
Annotation Back-References
In this context, annotation back-references refer to codes that contain:
  • Applicable To annotations, or
  • Code Also annotations, or
  • Code First annotations, or
  • Excludes1 annotations, or
  • Excludes2 annotations, or
  • Includes annotations, or
  • Note annotations, or
  • Use Additional annotations
that may be applicable to N13.731:
  • N00-N99
    2019 ICD-10-CM Range N00-N99

    Diseases of the genitourinary system

    Type 2 Excludes
    • 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)
    Diseases of the genitourinary system
  • N10-N16
    2019 ICD-10-CM Range N10-N16

    Renal tubulo-interstitial diseases

    Includes
    • pyelonephritis
    Type 1 Excludes
    • pyeloureteritis cystica (N28.85)
    Renal tubulo-interstitial diseases
  • N13
    ICD-10-CM Diagnosis Code N13

    Obstructive and reflux uropathy

      2016 2017 2018 2019 Non-Billable/Non-Specific Code
    Type 2 Excludes
    • 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)
    Obstructive and reflux uropathy
  • N13.7
    ICD-10-CM Diagnosis Code N13.7

    Vesicoureteral-reflux

      2016 2017 2018 2019 Non-Billable/Non-Specific Code
    Type 1 Excludes
    • reflux-associated pyelonephritis (N11.0)
    Vesicoureteral-reflux
Approximate Synonyms
  • Unilateral reflux nephropathy with hydroureter due to vesicoureteral reflux
  • Vesicoureteral reflux nephropathy with hydroureter
ICD-10-CM N13.731 is grouped within Diagnostic Related Group(s) (MS-DRG v36.0):
  • 698 Other kidney and urinary tract diagnoses with mcc
  • 699 Other kidney and urinary tract diagnoses with cc
  • 700 Other kidney and urinary tract diagnoses without cc/mcc

Convert N13.731 to ICD-9-CM

Code History
  • 2016 (effective 10/1/2015): New code (first year of non-draft ICD-10-CM)
  • 2017 (effective 10/1/2016): No change
  • 2018 (effective 10/1/2017): No change
  • 2019 (effective 10/1/2018): No change

Diagnosis Index entries containing back-references to N13.731:
  • Reflux K21.9
    ICD-10-CM Diagnosis Code K21.9

    Gastro-esophageal reflux disease without esophagitis

      2016 2017 2018 2019 Billable/Specific Code
    Applicable To
    • Esophageal reflux NOS
    • vesicoureteral (with scarring) N13.70
      ICD-10-CM Diagnosis Code N13.70

      Vesicoureteral-reflux, unspecified

        2016 2017 2018 2019 Billable/Specific Code
      Applicable To
      • Vesicoureteral-reflux NOS
      • with
        • nephropathy N13.729
          ICD-10-CM Diagnosis Code N13.729

          Vesicoureteral-reflux with reflux nephropathy without hydroureter, unspecified

            2016 2017 2018 2019 Billable/Specific Code
          • with hydroureter N13.739
            ICD-10-CM Diagnosis Code N13.739

            Vesicoureteral-reflux with reflux nephropathy with hydroureter, unspecified

              2016 2017 2018 2019 Billable/Specific Code
            • unilateral N13.731

ICD-10-CM Codes Adjacent To N13.731
N13.5 Crossing vessel and stricture of ureter without hydronephrosis
N13.6 Pyonephrosis
N13.7 Vesicoureteral-reflux
N13.70 …… unspecified
N13.71 …… without reflux nephropathy
N13.72 Vesicoureteral-reflux with reflux nephropathy without hydroureter
N13.721 …… unilateral
N13.722 …… bilateral
N13.729 …… unspecified
N13.73 Vesicoureteral-reflux with reflux nephropathy with hydroureter
N13.731 …… unilateral
N13.732 …… bilateral
N13.739 …… unspecified
N13.8 Other obstructive and reflux uropathy
N13.9 Obstructive and reflux uropathy, unspecified
N14 Drug- and heavy-metal-induced tubulo-interstitial and tubular conditions
N14.0 Analgesic nephropathy
N14.1 Nephropathy induced by other drugs, medicaments and biological substances
N14.2 Nephropathy induced by unspecified drug, medicament or biological substance
N14.3 Nephropathy induced by heavy metals
N14.4 Toxic nephropathy, not elsewhere classified

Reimbursement claims with a date of service on or after October 1, 2015 require the use of ICD-10-CM codes.