2020 ICD-10-CM Diagnosis Code N13.0

Hydronephrosis with ureteropelvic junction obstruction

    2017 - New Code 2018 2019 2020 Billable/Specific Code
  • N13.0 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 N13.0 became effective on October 1, 2019.
  • This is the American ICD-10-CM version of N13.0 - other international versions of ICD-10 N13.0 may differ.
Applicable To
  • Hydronephrosis due to acquired occlusion of ureteropelvic junction
Type 2 Excludes
Type 2 Excludes Help
A type 2 excludes note represents "not included here". A type 2 excludes note indicates that the condition excluded is not part of the condition it is excluded from but a patient may have both conditions at the same time. When a type 2 excludes note appears under a code it is acceptable to use both the code (N13.0) and the excluded code together.
  • Hydronephrosis with ureteropelvic junction obstruction due to calculus (
    ICD-10-CM Diagnosis Code N13.2

    Hydronephrosis with renal and ureteral calculous obstruction

      2016 2017 2018 2019 2020 Billable/Specific Code
    Type 1 Excludes
    • Hydronephrosis with renal and ureteral calculous obstruction with infection (N13.6)
    N13.2
    )
The following code(s) above N13.0 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 N13.0:
  • 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
ICD-10-CM N13.0 is grouped within Diagnostic Related Group(s) (MS-DRG v37.0):
  • 693 Urinary stones with mcc
  • 694 Urinary stones without mcc
  • 791 Prematurity with major problems
  • 793 Full term neonate with major problems

Convert N13.0 to ICD-9-CM

Code History
  • 2017 (effective 10/1/2016): New code
  • 2018 (effective 10/1/2017): No change
  • 2019 (effective 10/1/2018): No change
  • 2020 (effective 10/1/2019): No change
Code annotations containing back-references to N13.0:
  • Applicable To: N13.6
    ICD-10-CM Diagnosis Code N13.6

    Pyonephrosis

      2016 2017 2018 2019 2020 Billable/Specific Code
    Applicable To
    • Conditions in N13.0-N13.5 with infection
    • Obstructive uropathy with infection
    Use Additional
    • code (B95-B97), to identify infectious agent.

Diagnosis Index entries containing back-references to N13.0:
  • Hydronephrosis (atrophic) (early) (functionless) (intermittent) (primary) (secondary) N13.30
    ICD-10-CM Diagnosis Code N13.30

    Unspecified hydronephrosis

      2016 2017 2018 2019 2020 Billable/Specific Code
    • with
    • congenital Q62.0
      ICD-10-CM Diagnosis Code Q62.0

      Congenital hydronephrosis

        2016 2017 2018 2019 2020 Billable/Specific Code POA Exempt
      • due to acquired occlusion of ureteropelvic junction N13.0
  • Obstruction, obstructed, obstructive
    • pelviureteral junction N13.5
      ICD-10-CM Diagnosis Code N13.5

      Crossing vessel and stricture of ureter without hydronephrosis

        2016 2017 2018 2019 2020 Billable/Specific Code
      Applicable To
      • Kinking and stricture of ureter without hydronephrosis
      Type 1 Excludes
      • Crossing vessel and stricture of ureter without hydronephrosis with infection (N13.6)
      • with hydronephrosis N13.0
  • Stricture - see also Stenosis
    • pelviureteric junction (congenital) Q62.11
      ICD-10-CM Diagnosis Code Q62.11

      Congenital occlusion of ureteropelvic junction

        2016 2017 2018 2019 2020 Billable/Specific Code POA Exempt
      • acquired, with hydronephrosis N13.0
    • ureteropelvic junction (congenital) Q62.11
      ICD-10-CM Diagnosis Code Q62.11

      Congenital occlusion of ureteropelvic junction

        2016 2017 2018 2019 2020 Billable/Specific Code POA Exempt
      • acquired, with hydronephrosis N13.0

ICD-10-CM Codes Adjacent To N13.0
N07.9 Hereditary nephropathy, not elsewhere classified with unspecified morphologic lesions
N08 Glomerular disorders in diseases classified elsewhere
N10 Acute pyelonephritis
N11 Chronic tubulo-interstitial nephritis
N11.0 Nonobstructive reflux-associated chronic pyelonephritis
N11.1 Chronic obstructive pyelonephritis
N11.8 Other chronic tubulo-interstitial nephritis
N11.9 Chronic tubulo-interstitial nephritis, unspecified
N12 Tubulo-interstitial nephritis, not specified as acute or chronic
N13 Obstructive and reflux uropathy
N13.0 Hydronephrosis with ureteropelvic junction obstruction
N13.1 Hydronephrosis with ureteral stricture, not elsewhere classified
N13.2 Hydronephrosis with renal and ureteral calculous obstruction
N13.3 Other and unspecified hydronephrosis
N13.30 Unspecified hydronephrosis
N13.39 Other hydronephrosis
N13.4 Hydroureter
N13.5 Crossing vessel and stricture of ureter without hydronephrosis
N13.6 Pyonephrosis
N13.7 Vesicoureteral-reflux
N13.70 …… unspecified

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