2020 ICD-10-CM Diagnosis Code N13.9

Obstructive and reflux uropathy, unspecified

    2016 2017 2018 2019 2020 Billable/Specific Code
  • N13.9 is a billable/specific ICD-10-CM code that can be used to indicate a diagnosis for reimbursement purposes.
  • The 2020 edition of ICD-10-CM N13.9 became effective on October 1, 2019.
  • This is the American ICD-10-CM version of N13.9 - other international versions of ICD-10 N13.9 may differ.
Applicable To
  • Urinary tract obstruction NOS
The following code(s) above N13.9 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 N13.9:
  • N00-N99
    2020 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
    2020 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 2020 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
Approximate Synonyms
  • Acquired urinary tract obstruction
  • Obstructive and reflux uropathy
  • Obstructive uropathy, acquired
  • Reflux uropathy
  • Urinary tract obstruction
Clinical Information
  • A disorder characterized by blockage of the normal flow of contents of the urinary tract.
  • Blockage of the normal flow of contents of the urinary tract.
ICD-10-CM N13.9 is grouped within Diagnostic Related Group(s) (MS-DRG v37.0):
  • 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
  • 791 Prematurity with major problems
  • 793 Full term neonate with major problems

Convert N13.9 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
  • 2020 (effective 10/1/2019): No change

Diagnosis Index entries containing back-references to N13.9:

ICD-10-CM Codes Adjacent To N13.9
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
N15 Other renal tubulo-interstitial diseases
N15.0 Balkan nephropathy
N15.1 Renal and perinephric abscess
N15.8 Other specified renal tubulo-interstitial diseases

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