2026 ICD-10-CM Diagnosis Code N93.9Abnormal uterine and vaginal bleeding, unspecified

ICD-10-CM Codes›N00–N99›N80-N98›N93

ICD-10-CM N93.9
CMSSource: CMS FY 2026 ICD-10-CM dataset · Effective Oct 1, 2025 – Sep 30, 2026

N93.9 is a billable ICD-10-CM diagnosis code for abnormal uterine and vaginal bleeding, unspecified. It is valid on HIPAA claims for fiscal year 2026 (October 1, 2025 through September 30, 2026) and groups to MS-DRG 742 through 743, 760 through 761. In AHRQ's Clinical Classifications Software (CCSR), this diagnosis falls under Other specified female genital disorders.

Code Identity

ICD-10-CM Code
N93.9
Billable Status
Yes — Valid for Submission
Code Describes
Abnormal uterine and vaginal bleeding, unspecified
Short Description
Abnormal uterine and vaginal bleeding, unspecified
Same as the full description in the CMS dataset.
Parent Code
N93
Other abnormal uterine and vaginal bleeding

Code Classification

ChapterN00–N99Diseases of the genitourinary system
SectionN80-N98Noninflammatory disorders of female genital tract
CategoryN93Other abnormal uterine and vaginal bleeding
This CodeN93.9Abnormal uterine and vaginal bleeding, unspecified

Approximate SynonymsGuidance

Alternate terms and clinical phrases that map to this code.

  • Abnormal uterine bleeding
  • Abnormal uterine bleeding due to adenomyosis
  • Abnormal uterine bleeding due to endocervical polyp
  • Abnormal uterine bleeding due to endometrial disorder
  • Abnormal uterine bleeding due to endometrial hyperplasia
  • Abnormal uterine bleeding due to endometrial polyp
  • Abnormal uterine bleeding due to intramural uterine fibroid
  • Abnormal uterine bleeding due to submucous uterine fibroid
  • Abnormal uterine bleeding due to uterine fibroid
  • Abnormal uterine bleeding unrelated to menstrual cycle
  • Abnormal vaginal bleeding
  • Altered blood in vagina
  • Blood in vagina
  • Finding of contents of vagina
  • Fresh bleeding from vagina
  • Heavy episode of vaginal bleeding
  • Heavy show
  • Moderate vaginal bleeding
  • Non-menstrual vaginal bleeding
  • Passing clots vaginally
  • Vaginal introitus bleeding
  • Vaginal show
  • Vaginal vault bleeding

Index to Diseases and InjuriesGuidance

Alphabetical index entries that point to this code.

External Cause of Injuries IndexGuidance

References for this code in the External Cause of Injuries Index.

    • Bleeding
      • uterus, uterine NEC
    • Bleeding
      • uterus, uterine NEC
        • unrelated to menstrual cycle
    • Bleeding
      • vagina, vaginal (abnormal)
    • Hemorrhage, hemorrhagic(concealed)
      • uterus, uterine (abnormal)
    • Hemorrhage, hemorrhagic(concealed)
      • vagina (abnormal)
    • Menstruation
      • disorder
    • Upset
      • menstruation

Clinical ClassificationClinical

AHRQ’s CCSR groups this code into broader clinical categories.

CCSR GEN025
Other specified female genital disorders
Default principal diagnosis: inpatient Yes · outpatient Yes

Patient EducationClinical

Vaginal Bleeding

Menstruation, or period, is a woman's monthly bleeding. Abnormal vaginal bleeding is different from normal menstrual periods. It could be bleeding that is between periods, is very heavy, or lasts much longer than usual. It also includes bleeding that happens before puberty or after menopause. Causes can include:

Read the full article at MedlinePlus

Courtesy of MedlinePlus, a service of the U.S. National Library of Medicine.

Convert N93.9 to ICD-9-CMHistory

The closest ICD-9-CM equivalents under the General Equivalence Mappings.

ICD-9-CM
626.9 Menstrual disorder NOS
Approximate The match is approximate rather than exact.

Code HistoryHistory

FY 2016AddedAdded to the ICD-10-CM code setEffective October 1, 2015, the first year of ICD-10-CM.
FY 2017–2025No changes
FY 2026CurrentCurrent code set, no changesEffective October 1, 2025 through September 30, 2026.

Questions About N93.9Overview

Is N93.9 (Other abnormal uterine and vaginal bleeding) a billable code?

Yes. This is a billable ICD-10-CM code, specific enough to report abnormal uterine and vaginal bleeding, unspecified on HIPAA-covered claims from October 1, 2025 through September 30, 2026.

What MS-DRG does N93.9 group to?

When abnormal uterine and vaginal bleeding, unspecified is the principal diagnosis on an inpatient stay, it groups to MS-DRG 742, 743, 760, 761, with relative weights from 0.5696 to 1.8348 depending on complications. Higher weights mean higher Medicare reimbursement.

What is the ICD-9 equivalent of N93.9?

Under the General Equivalence Mappings, abnormal uterine and vaginal bleeding, unspecified converts to ICD-9-CM 626.9 (menstrual disorder NOS). The mapping is approximate, so confirm the match fits the documentation.

Footnotes

[1] Chronic - a chronic condition code indicates a condition lasting 12 months or longer and its effect on the patient based on one or both of the following criteria:

  • The condition results in the need for ongoing intervention with medical products,treatment, services, and special equipment
  • The condition places limitations on self-care, independent living, and social interactions.