N91.4 Secondary oligomenorrhea
Billable / valid for submission
ICD10CM
Release FY2026
Version history
| Release | Valid from | Valid to | Description | Billable |
|---|
| FY2026 | 2025-10-01 | current | Secondary oligomenorrhea | yes |
Related codes in N91
- N91 Absent, scanty and rare menstruation
- N91.0 Primary amenorrhea
- N91.1 Secondary amenorrhea
- N91.2 Amenorrhea, unspecified
- N91.3 Primary oligomenorrhea
- N91.5 Oligomenorrhea, unspecified
All N91 codes →