ICD-10-CM Alphabetic Index · FY 2026 30 Entries
Menstruation in the ICD-10-CM Index ICD-10-CM
The main term Menstruation carries 30 index entries pointing to 15 ICD-10-CM codes. Every indented line below refines the term by site, cause, or type. Verify any candidate code in the Tabular List before using it.
✓ Built from the official CMS FY 2026 index fileEffective Oct 1, 2025 – Sep 30, 2026
30
Index Entries
15
Codes Referenced
—
Default Code
M
Letter
30 of 30 shown
ICD-10-CM
Index Entries Under Menstruation 30 entries · 15 codes
Menstruation
absent see Amenorrhea
anovulatory N97.0
cycle, irregular N92.6
delayed N91.0
disorder N93.9
psychogenic F45.8
during pregnancy O20.8
excessive (with regular cycle) N92.0
with irregular cycle N92.1
at puberty N92.2
frequent N92.0
infrequent see Oligomenorrhea
irregular N92.6
specified NEC N92.5
latent N92.5
membranous N92.5
painful N94.6 see also Dysmenorrhea
primary N94.4
psychogenic F45.8
secondary N94.5
passage of clots N92.0
precocious E30.1
protracted N92.5
rare see Oligomenorrhea
retained N94.89
retrograde N92.5
scanty see Oligomenorrhea
suppression N94.89
vicarious (nasal) N94.89
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Related Index Terms
AmenorrheaOligomenorrheaAll index terms starting with MIndex to Diseases and InjuriesICD-10-CM Code Lookup
Source: Centers for Medicare & Medicaid Services, FY 2026 ICD-10-CM Index to Diseases and Injuries release files, effective October 1, 2025 through September 30, 2026.
