ICD10BillableValid for clinical use

ICD-10 Code N92.6: Irregular menstruation, unspecified

N92.6 is a billable ICD-10 diagnosis code used to classify Irregular menstruation, unspecified in medical records and claims. You may see this code in hospital records, discharge summaries, insurance claims, encounter documentation, referrals, or other healthcare billing and coding records. ICD-10 codes are diagnosis classification codes used in healthcare records, reporting, coding workflows, and billing support. This code sits within the broader ICD-10 area for Diseases of the genitourinary system (N00-N99).

Reviewed by HealthAssure Clinical TeamUpdated 26 May 2026

What is this code?

ICD-10 codes are diagnosis classification codes used in healthcare records, reporting, coding workflows, and billing support. This code sits within the broader ICD-10 area for Diseases of the genitourinary system (N00-N99).

When is it used?

  • May be used when a clinician documents irregular menstruation, unspecified in a patient's medical record.
  • May appear in hospital records, claims, referrals, and clinical documentation.
  • This code can be used as a clinically usable diagnosis entry in standardized coding workflows.

What it does not mean

  • A code alone does not explain severity, treatment plan, or outcome.
  • A medical code should not be treated as a substitute for a doctor's diagnosis or advice.

Code hierarchy

chapter
14Diseases of the genitourinary system (N00-N99)
block
N80-N98Noninflammatory disorders of female genital tract
category
N92Excessive, frequent and irregular menstruation
currentN92

Official coding notes

Inclusion terms
  • Irregular bleeding NOS
  • Irregular periods NOS
Excludes1 (do not code together)
  • irregular menstruation with:
  • lengthened intervals or scanty bleeding (N91.3-N91.5)
  • shortened intervals or excessive bleeding (N92.1)

Where you may see this code

You may see this code in hospital records, discharge summaries, insurance claims, encounter documentation, referrals, or other healthcare billing and coding records.

Related specialists

UrologistGynecologist

Coding guidelines

Compatibility

Legacy and official ICD code match exactly.
Legacy codes
N92.6

Common synonyms

Irregular menstruation, unspecifiedIrregular menstruation

Frequently asked questions

Code details

CodeN92.6
SystemICD10
Display nameIrregular menstruation, unspecified
ChapterDiseases of the genitourinary system (N00-N99)
BlockNoninflammatory disorders of female genital tract

Flags

BillableYes
Valid clinical useYes

Source

SourceICD-10
Version2026-annual
Releaseannual
Year2026

Index terms

Matched terms
BleedingCycleDisorder(of)Irregular, irregularityIrregular, irregularityIrregular, irregularityMenstruationMenstruationParameniaPeriods

About this content

This page is prepared by HealthAssure's clinical team using official coding standards from ICD-10. AI tools assist with drafting explanations, which are then reviewed and verified by healthcare professionals for accuracy. This content is for informational purposes and does not replace professional medical advice. Meet our team.

ICD-10 Code N92.6 for Irregular menstruation, unspecified | HealthAssure