N46.123 — Oligospermia due to obstruction of efferent ducts
Is N46.123 billable?
Yes — N46.123 is billable for FY2027. N46.123 is a valid, billable ICD-10-CM code at the highest level of specificity in its branch. N46.123 may be submitted for encounters from October 1, 2026 through September 30, 2027.
N46.123 at a glance
| Code | N46.123 |
|---|---|
| Description | Oligospermia due to obstruction of efferent ducts |
| Billable | Yes |
| Code set | ICD-10-CM FY2027 |
| Valid for encounters | October 1, 2026 – September 30, 2027 |
Which MS-DRGs does N46.123 group to?
N46.123 sits in MDC 12 and helps define the logic of 2 MS-DRGs (version 44, FY2027). Which one a stay actually groups to also depends on procedures and secondary diagnoses.
- 729Other Male Reproductive System Diagnoses with CC/MCCmedical
- 730Other Male Reproductive System Diagnoses without CC/MCCmedical
How is N46.123 listed in the Alphabetic Index?
These are the routes through the Alphabetic Index that lead to N46.123. They show the wording a clinician may have documented, which often differs from the Tabular description.
- Oligospermia › due to › efferent duct obstruction
- Infertility › male › oligospermia › extratesticular cause › efferent duct obstruction
Excludes1 — never code together — inherited from N46
The conditions below can never be reported together with N46.123 on the same claim. An Excludes1 note means the two conditions cannot occur in the same patient, so reporting both is a coding error.
- vasectomy status (Z98.52)
Excludes2 — not included here — inherited from Chapter 14
The conditions below are not part of N46.123, but a patient may have both at the same time. When documentation supports it, N46.123 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)
Code also — inherited from N46.12
Two codes may be needed to describe the condition fully. Whether N46.123 is sequenced first depends on the reason for the encounter.
- associated cause
How long has N46.123 existed?
N46.123 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.