N13
Non-billableObstructive and reflux uropathy
Obstructive and reflux uropathy
This is a header/category code. For billing purposes, use a more specific child code from the list below.
Coding Notes
Includes
Conditions included under this code
- pyelonephritis
Excludes 1
Codes that cannot be used together with this code (mutual exclusion)
- pyeloureteritis cystica (N28.85)
Excludes 2
Conditions not included here, but the patient may have both
- 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)
- 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)
Child Codes (10)
N13.0Hydronephrosis with ureteropelvic junction obstruction
N13.1Hydronephrosis w ureteral stricture, NEC
N13.2Hydronephrosis with renal and ureteral calculous obstruction
N13.3Other and unspecified hydronephrosis
N13.4Hydroureter
N13.5Crossing vessel and stricture of ureter w/o hydronephrosis
N13.6Pyonephrosis
N13.7Vesicoureteral-reflux
N13.8Other obstructive and reflux uropathy
N13.9Obstructive and reflux uropathy, unspecified
Also Known As / Clinical Terms
Frequently Asked Questions
What is ICD-10 code N13?
ICD-10-CM code N13 represents "Obstructive and reflux uropathy". It is a non-billable header code — use a more specific child code for billing purposes.
Is N13 a billable code?
No, N13 is a non-billable header code. You need to use one of its more specific child codes for billing. There are 10 child codes under N13.
What chapter is N13 in?
N13 is in Chapter 14: Diseases of the Genitourinary System (codes N00-N99).
What codes cannot be used with N13?
N13 has Excludes1 notes indicating codes that cannot be used together with it, including: pyeloureteritis cystica (N28.85).
What are the subcategories under N13?
N13 has 10 child codes, including: N13.0 (Hydronephrosis with ureteropelvic junction obstruction), N13.1 (Hydronephrosis w ureteral stricture, NEC), N13.2 (Hydronephrosis with renal and ureteral calculous obstruction), N13.3 (Other and unspecified hydronephrosis), and 6 more.
What are the UMLS CUIs for N13?
N13 is linked to 1 UMLS Concept Unique Identifier: C0477732. The UMLS (Unified Medical Language System) integrates multiple biomedical vocabularies maintained by the U.S. National Library of Medicine.
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Includes SNOMED Clinical Terms® (SNOMED CT®) used by permission of SNOMED International. Includes content from the UMLS Metathesaurus, courtesy of the U.S. National Library of Medicine.