N13.30
BillableUnspecified hydronephrosis
Unspecified hydronephrosis
Coding Notes
Includes
Conditions included under this code
- pyelonephritis
Excludes 1
Codes that cannot be used together with this code (mutual exclusion)
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)
Also Known As / Clinical Terms
SNOMED CT
- Erythrocytosis due to hydronephrosis9426002
- Hydronephrosis43064006
- Inappropriate secondary erythrocytosis44456000
- Hydrocalycosis71110009
- Bilateral hydronephrosis95581005
- Dilatation of renal pelvis197820003
- Dilation of renal pelvis197820003
- Pyelectasia197820003
- Pyelectasis197820003
- Acquired hydronephrosis236593005
- Secondary hydronephrosis236593005
- Calicectasis371011007
- Caliectasis371011007
- Calyceal dilatation371011007
- Dilatation of calyx371011007
- Dilation of calyx371011007
- Idiopathic hydronephrosis373651000
- Acquired obstructive defect of renal pelvis405573009
- Acquired caliectasis423919000
- Acquired dilatation of renal calices423919000
- Acquired obstruction of urinary tract708515003
Frequently Asked Questions
What is the ICD-10 code for unspecified hydronephrosis?
The ICD-10-CM code for unspecified hydronephrosis is N13.30. The full clinical description is "Unspecified hydronephrosis". N13.30 is a billable/specific code that can be used on insurance claims and medical billing.
What does ICD-10 code N13.30 mean?
ICD-10-CM code N13.30 represents "Unspecified hydronephrosis". It is classified under Chapter 14: Diseases of the Genitourinary System and is a billable/specific code that can be used on a claim.
Is N13.30 a billable code?
Yes, N13.30 is a billable/specific ICD-10-CM code and can be used to indicate a diagnosis on a medical claim.
What chapter is N13.30 in?
N13.30 is in Chapter 14: Diseases of the Genitourinary System (codes N00-N99).
What codes cannot be used with N13.30?
N13.30 has Excludes1 notes indicating codes that cannot be used together with it, including: pyeloureteritis cystica (N28.85); hydronephrosis with infection (N13.6).
What SNOMED CT codes does N13.30 map to?
N13.30 maps to 12 SNOMED CT concepts: 423919000, 236593005, 708515003, 405573009, 95581005, and 7 more. SNOMED CT is a clinical terminology used in electronic health records.
What are the UMLS CUIs for N13.30?
N13.30 is linked to 1 UMLS Concept Unique Identifier: C0020295. 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.