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ICD-10-CM Codes
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N00-N99
Diseases of the genitourinary system
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N10-N16
Renal tubulo-interstitial diseases
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N13-
Obstructive and reflux uropathy
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2021 ICD-10-CM Diagnosis Code N13.7
2021 ICD-10-CM Diagnosis Code N13.7
Vesicoureteral-reflux
2016 2017 2018 2019 2020 2021 Non-Billable/Non-Specific Code
- N13.7 should not be used for reimbursement purposes as there are multiple codes below it that contain a greater level of detail.
- The 2021 edition of ICD-10-CM N13.7 became effective on October 1, 2020.
- This is the American ICD-10-CM version of N13.7 - other international versions of ICD-10 N13.7 may differ.
Type 1 ExcludesType 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 N13.7. 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.
The following code(s) above
N13.7 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
N13.7:
- N00-N99
2021 ICD-10-CM Range N00-N99
Diseases of the genitourinary systemType 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)
- N10-N16
2021 ICD-10-CM Range N10-N16
Renal tubulo-interstitial diseasesType 1 Excludes- pyeloureteritis cystica (N28.85)
- 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)
- Abnormal flow of urine from the urinary bladder back into the ureters.
- Retrograde flow of urine from the urinary bladder into the ureter. This is often due to incompetence of the vesicoureteral valve leading to ascending bacterial infection into the kidney.
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
ICD-10-CM Codes Adjacent To N13.7
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
N13.5 Crossing vessel and stricture of ureter without hydronephrosis
N13.7
Vesicoureteral-reflux
N13.71 …… without reflux nephropathy
N13.72 Vesicoureteral-reflux with reflux nephropathy without hydroureter
N13.73 Vesicoureteral-reflux with reflux nephropathy with hydroureter
Reimbursement claims with a date of service on or after October 1, 2015 require the use of ICD-10-CM codes.
