2027 ICD-10-CM Diagnosis Code O71.81Laceration of uterus, not elsewhere classified

ICD-10-CM Codes›O00-O9A›O60-O77›O71

ICD-10-CM O71.81
CMSSource: CMS FY 2027 ICD-10-CM dataset · Effective Oct 1, 2026 – Sep 30, 2027

O71.81 is a billable ICD-10-CM diagnosis code for laceration of uterus, not elsewhere classified. It is valid on HIPAA claims for fiscal year 2027 (October 1, 2026 through September 30, 2027) and groups to MS-DRG 817 through 819, 831 through 833. The code is restricted by the Medicare Code Editor to maternity cases (age 9 through 64). Coders also document this condition as genital tear resulting from childbirth. In AHRQ's Clinical Classifications Software (CCSR), this diagnosis falls under Complications specified during childbirth.

Code Identity

ICD-10-CM Code
O71.81
Billable Status
Yes — Valid for Submission
Code Describes
Laceration of uterus, not elsewhere classified
Short Description
Laceration of uterus, not elsewhere classified
Same as the full description in the CMS dataset.
Parent Code
O71.8
Other specified obstetric trauma

Code Classification

ChapterO00-O9APregnancy, childbirth and the puerperium
SectionO60-O77Complications of labor and delivery
CategoryO71Other obstetric trauma
This CodeO71.81Laceration of uterus, not elsewhere classified

Code EditsBilling

Medicare Code Editor checks that affect claim validity for O71.81.

Maternity diagnoses
The Medicare Code Editor detects inconsistencies in maternity cases by checking a patient's age and any diagnosis on the patient's record. The maternity code edits apply to patients age ange is 9–64 years inclusive (e.g., diabetes in pregnancy, antepartum pulmonary complication).

Approximate SynonymsGuidance

Alternate terms and clinical phrases that map to this code.

  • Genital tear resulting from childbirth
  • Laceration of uterus
  • Open injury of uterus
  • Uterine laceration during delivery

Instructional NotesGuidance

Instructions from the official ICD-10-CM Tabular List that apply to O71.81: its own notes plus those printed at O71 and Chapter 15. A note printed at a category, block or chapter applies to every code under it.

Includes

Further defines, or gives examples of, the content of the category.

From O71 Other obstetric trauma applies to 14 codes
  • obstetric damage from instruments

Excludes1

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

From Chapter 15 (O00-O9A) Pregnancy, childbirth and the puerperium applies to 2,481 codes
  • supervision of normal pregnancy (Z34.-)

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 15 (O00-O9A) Pregnancy, childbirth and the puerperium applies to 2,481 codes
  • mental and behavioral disorders associated with the puerperium (F53.-)
  • obstetrical tetanus (A34)
  • postpartum necrosis of pituitary gland (E23.0)
  • puerperal osteomalacia (M83.0)

Use Additional Code

Add a second code, after this one, to fully describe the condition.

From Chapter 15 (O00-O9A) Pregnancy, childbirth and the puerperium applies to 2,481 codes
  • code, if applicable, from category Z3A, Weeks of gestation, to identify the specific week of the pregnancy, if known.

Notes

General instructions on how these codes are used.

From Chapter 15 (O00-O9A) Pregnancy, childbirth and the puerperium applies to 2,481 codes
  • CODES FROM THIS CHAPTER ARE FOR USE ONLY ON MATERNAL RECORDS, NEVER ON NEWBORN RECORDS
  • Codes from this chapter are for use for conditions related to or aggravated by the pregnancy, childbirth, or by the puerperium (maternal causes or obstetric causes)
  • Trimesters are counted from the first day of the last menstrual period. They are defined as follows:
  • 1st trimester- less than 14 weeks 0 days
  • 2nd trimester- 14 weeks 0 days to less than 28 weeks 0 days
  • 3rd trimester- 28 weeks 0 days until delivery

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

Referenced in Other NotesGuidance

Instructional notes printed at other codes that name O71.81, its category, or a range that includes it.

Excludes1 7

These codes carry an Excludes1 note naming O71.81: they are not reported together with it, unless the two conditions are unrelated.

  • O71.0 Rupture of uterus (spontaneous) before onset of labor
    laceration of uterus, NEC (O71.81)
  • O71.1 Rupture of uterus during labor
    laceration of uterus, NEC (O71.81)
  • M62.0 Separation of muscle (nontraumatic)
    diastasis recti complicating pregnancy, labor and delivery (O71.8) names O71.8, which includes this code
  • S37 Injury of urinary and pelvic organs
    obstetric trauma to pelvic organs (O71.-) names O71.-, which includes this code
  • S37.6 Injury of uterus
    injury to uterus during delivery (O71.-) names O71.-, which includes this code
  • N89.8 Other specified noninflammatory disorders of vagina
    current obstetric trauma (O70.-, O71.4, O71.7-O71.8) names O71.7-O71.8, which includes this code
  • N90 Other noninflammatory disorders of vulva and perineum
    current obstetric trauma (O70.-, O71.7-O71.8) names O71.7-O71.8, which includes this code

Excludes2 1

These codes carry an Excludes2 note naming O71.81: its condition is not part of those codes, and both may be reported when the patient has both.

  • Chapter 19 (S00-T88) Injury, poisoning and certain other consequences of external causes
    obstetric trauma (O70-O71) names O70-O71, which includes this code

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 PRG023
Complications specified during childbirth
Default principal diagnosis: inpatient Yes · outpatient Yes

Patient EducationClinical

Postpartum Care

Taking home a new baby is one of the happiest times in a woman's life. But it also presents both physical and emotional challenges. :

Read the full article at MedlinePlus

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

Convert O71.81 to ICD-9-CMHistory

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

ICD-9-CM
665.81 Ob trauma NEC-delivered
Approximate The match is approximate rather than exact.
ICD-9-CM
665.82 Ob trauma NEC-del w p/p
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 2017–2026No changes
FY 2027CurrentCurrent code set, no changesEffective October 1, 2026 through September 30, 2027.

Questions About O71.81Overview

What is the ICD-10 code for laceration of uterus, not elsewhere classified?

The ICD-10-CM code for laceration of uterus, not elsewhere classified is O71.81 (sometimes written as O7181). It is billable on HIPAA-covered claims from October 1, 2026 through September 30, 2027.

Is O71.81 (Other specified obstetric trauma) a billable code?

Yes. This is a billable ICD-10-CM code, specific enough to report laceration of uterus, not elsewhere classified on HIPAA-covered claims from October 1, 2026 through September 30, 2027.

What MS-DRG does O71.81 group to?

When laceration of uterus, not elsewhere classified is the principal diagnosis on an inpatient stay, it groups to MS-DRG 833, 832, 831, 819, 818, 817, with relative weights from 0.5000 to 1.7586 depending on complications. Higher weights mean higher Medicare reimbursement.

Who can O71.81 be reported for?

The Medicare Code Editor checks laceration of uterus, not elsewhere classified against patient demographics: this code is intended for maternity cases (age 9 through 64). Claims outside these limits are flagged as inconsistent.

What is the ICD-9 equivalent of O71.81?

Under the General Equivalence Mappings, laceration of uterus, not elsewhere classified converts to ICD-9-CM 665.81 (ob trauma NEC-delivered) and 665.82 (ob trauma NEC-del w p/p). The mapping is approximate, so confirm the match fits the documentation.