2021 ICD-10-CM Diagnosis Code N13.5

Crossing vessel and stricture of ureter without hydronephrosis

    2016 2017 2018 2019 2020 2021 Billable/Specific Code
  • N13.5 is a billable/specific ICD-10-CM code that can be used to indicate a diagnosis for reimbursement purposes.
  • Short description: Crossing vessel and stricture of ureter w/o hydronephrosis
  • The 2021 edition of ICD-10-CM N13.5 became effective on October 1, 2020.
  • This is the American ICD-10-CM version of N13.5 - other international versions of ICD-10 N13.5 may differ.
Applicable To
  • Kinking and stricture of ureter without hydronephrosis
Type 1 Excludes
Type 1 Excludes Help
A type 1 excludes note is a pure excludes. It means "not coded here". A type 1 excludes note indicates that the code excluded should never be used at the same time as N13.5. A type 1 excludes note is for used for when two conditions cannot occur together, such as a congenital form versus an acquired form of the same condition.
  • Crossing vessel and stricture of ureter without hydronephrosis with infection (
    ICD-10-CM Diagnosis Code N13.6

    Pyonephrosis

      2016 2017 2018 2019 2020 2021 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.
    N13.6
    )
The following code(s) above N13.5 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 N13.5:
  • N00-N99
    2021 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
    2021 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 2021 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
  • Extrinsic ureteral obstruction
  • Obstruction of ureter
  • Occlusion of ureter
  • Occlusion of ureter by external compression
  • Retroperitoneal fibrosis
  • Stricture of ureter
  • Stricture of ureter due to a crossing vessel, without hydronephrosis
  • Ureteral stricture due to crossing vessel
ICD-10-CM N13.5 is grouped within Diagnostic Related Group(s) (MS-DRG v38.0):
  • 689 Kidney and urinary tract infections with mcc
  • 690 Kidney and urinary tract infections without mcc

Convert N13.5 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
  • 2021 (effective 10/1/2020): No change
Code annotations containing back-references to N13.5:
  • Type 1 Excludes: N28.8
    , M72.8
    ICD-10-CM Diagnosis Code N28.8

    Other specified disorders of kidney and ureter

      2016 2017 2018 2019 2020 2021 Non-Billable/Non-Specific Code
    Type 1 Excludes
    • hydroureter (N13.4)
    • ureteric stricture with hydronephrosis (N13.1)
    • ureteric stricture without hydronephrosis (N13.5)
    ICD-10-CM Diagnosis Code M72.8

    Other fibroblastic disorders

      2016 2017 2018 2019 2020 2021 Billable/Specific Code
    Applicable To
    • Abscess of fascia
    • Fasciitis NEC
    • Other infective fasciitis
    Type 1 Excludes
    • diffuse (eosinophilic) fasciitis (M35.4)
    • necrotizing fasciitis (M72.6)
    • nodular fasciitis (M72.4)
    • perirenal fasciitis NOS (N13.5)
    • perirenal fasciitis with infection (N13.6)
    • plantar fasciitis (M72.2)
    Use Additional
    • code to (B95.-, B96.-) identify causative organism
  • Applicable To: N13.6
    ICD-10-CM Diagnosis Code N13.6

    Pyonephrosis

      2016 2017 2018 2019 2020 2021 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 N13.5:

ICD-10-CM Codes Adjacent To N13.5
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
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

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