2027 ICD-10-CM Diagnosis Code N93.1Pre-pubertal vaginal bleeding

ICD-10-CM Codes›N00–N99›N80-N98›N93

ICD-10-CM N93.1
CMSSource: CMS FY 2027 ICD-10-CM dataset · Effective Oct 1, 2026 – Sep 30, 2027

N93.1 is a billable ICD-10-CM diagnosis code for pre-pubertal vaginal bleeding. It is valid on HIPAA claims for fiscal year 2027 (October 1, 2026 through September 30, 2027) and groups to MS-DRG 742 through 743, 760 through 761. Coders also document this condition as abnormal vaginal bleeding. In AHRQ's Clinical Classifications Software (CCSR), this diagnosis falls under Other specified female genital disorders.

Code Identity

ICD-10-CM Code
N93.1
Billable Status
Yes — Valid for Submission
Code Describes
Pre-pubertal vaginal bleeding
Short Description
Pre-pubertal vaginal bleeding
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 CodeN93.1Pre-pubertal vaginal bleeding

Approximate SynonymsGuidance

Alternate terms and clinical phrases that map to this code.

  • Abnormal vaginal bleeding
  • Prepubertal bleeding from vagina

Instructional NotesGuidance

Instructions from the official ICD-10-CM Tabular List that apply to N93.1: its own notes plus those printed at N93 and Chapter 14. A note printed at a category, block or chapter applies to every code under it.

Excludes1

Not coded here: the excluded code is never reported together with this one, unless the two conditions are unrelated.

From N93 Other abnormal uterine and vaginal bleeding applies to 4 codes
  • neonatal vaginal hemorrhage (P54.6)
  • precocious puberty (menstruation) (E30.1)
  • pseudomenses (P54.6)

Excludes2

Not included here: the excluded condition is not part of this code, but a patient may have both, so both codes may be reported.

From Chapter 14 (N00-N99) Diseases of the genitourinary system applies to 838 codes
  • 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)

Source: CMS ICD-10-CM Tabular List. How to read instructional notes.

Index to Diseases and InjuriesGuidance

Alphabetical index entries that point to this code.

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 a 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 N93.1 to ICD-9-CMHistory

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

ICD-9-CM
626.8 Menstrual disorder NEC
Approximate The match is approximate rather than exact.

Code HistoryHistory

FY 2019AddedAdded to the ICD-10-CM code setEffective October 1, 2018.
FY 2020–2026No changes
FY 2027CurrentCurrent code set, no changesEffective October 1, 2026 through September 30, 2027.

Questions About N93.1Overview

What is the ICD-10 code for pre-pubertal vaginal bleeding?

The ICD-10-CM code for pre-pubertal vaginal bleeding is N93.1 (sometimes written as N931). It is billable on HIPAA-covered claims from October 1, 2026 through September 30, 2027.

Is N93.1 (Other abnormal uterine and vaginal bleeding) a billable code?

Yes. This is a billable ICD-10-CM code, specific enough to report pre-pubertal vaginal bleeding on HIPAA-covered claims from October 1, 2026 through September 30, 2027.

What MS-DRG does N93.1 group to?

When pre-pubertal vaginal bleeding is the principal diagnosis on an inpatient stay, it groups to MS-DRG 742, 743, 760, 761, with relative weights from 0.7039 to 1.8448 depending on complications. Higher weights mean higher Medicare reimbursement.

Can N93.1 be reported with P54.6?

Not as a rule. The Excludes1 note at N93, which applies to N93.1, lists "neonatal vaginal hemorrhage (P54.6)". An Excludes1 note means the excluded code is never reported together with this one; the only exception is when the two conditions are unrelated to each other (Official Guidelines, Section I.A.12.a).

What is the ICD-9 equivalent of N93.1?

Under the General Equivalence Mappings, pre-pubertal vaginal bleeding converts to ICD-9-CM 626.8 (menstrual disorder NEC). The mapping is approximate, so confirm the match fits the documentation.