N13.739 — Vesicoureteral-reflux with reflux nephropathy with hydroureter, unspecified
Is N13.739 billable?
Yes, but N13.739 is an unspecified code. N13.739 is a valid, billable ICD-10-CM code for encounters from October 1, 2026 through September 30, 2027. However, N13.739 is an unspecified or catch-all code. Payers apply additional scrutiny to unspecified codes and many deny them when the medical record supports a more specific option, so check the documentation before selecting N13.739 — the more specific alternatives are listed below.
N13.739 at a glance
| Code | N13.739 |
|---|---|
| Description | Vesicoureteral-reflux with reflux nephropathy with hydroureter, unspecified |
| Billable | Yes |
| Code set | ICD-10-CM FY2027 |
| Valid for encounters | October 1, 2026 – September 30, 2027 |
Which MS-DRGs does N13.739 group to?
N13.739 sits in MDC 11 and helps define the logic of 3 MS-DRGs (version 44, FY2027). Which one a stay actually groups to also depends on procedures and secondary diagnoses.
- 698Other Kidney and Urinary Tract Diagnoses with MCCmedical
- 699Other Kidney and Urinary Tract Diagnoses with CCmedical
- 700Other Kidney and Urinary Tract Diagnoses without CC/MCCmedical
How is N13.739 listed in the Alphabetic Index?
These are the routes through the Alphabetic Index that lead to N13.739. They show the wording a clinician may have documented, which often differs from the Tabular description.
- Reflux › vesicoureteral › with › nephropathy › with hydroureter
Excludes1 — never code together — inherited from N10-N16
The conditions below can never be reported together with N13.739 on the same claim. An Excludes1 note means the two conditions cannot occur in the same patient, so reporting both is a coding error.
- pyeloureteritis cystica (N28.85)
Excludes1 — never code together — inherited from N13.7
The conditions below can never be reported together with N13.739 on the same claim. An Excludes1 note means the two conditions cannot occur in the same patient, so reporting both is a coding error.
- reflux-associated pyelonephritis (N11.0)
Excludes2 — not included here — inherited from Chapter 14
The conditions below are not part of N13.739, but a patient may have both at the same time. When documentation supports it, N13.739 and the excluded code may both be reported.
- 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)
Excludes2 — not included here — inherited from N13
The conditions below are not part of N13.739, but a patient may have both at the same time. When documentation supports it, N13.739 and the excluded code may both be reported.
How long has N13.739 existed?
N13.739 has been in ICD-10-CM since at least FY2016, the earliest fiscal year on record here.
Derived from the official order files for FY2016–FY2026. FY2017 and FY2020 publish no order file, so those years are not covered.