2021

  1. ICD-10-CM Codes
    2. ›
  2. O00-O9A Pregnancy, childbirth and the puerperium
    3. ›
  3. O60-O77 Complications of labor and delivery
    4. ›
  4. O70- Perineal laceration during delivery
    5. ›
  5. 2021 ICD-10-CM Diagnosis Code O70.4

2021 ICD-10-CM Diagnosis Code O70.4

Anal sphincter tear complicating delivery, not associated with third degree laceration

    2016 2017 2018 2019 2020 2021 Billable/Specific Code Maternity Dx (12-55 years)
  • O70.4 is a billable/specific ICD-10-CM code that can be used to indicate a diagnosis for reimbursement purposes.
  • Short description: Anal sphincter tear comp del, not assoc w third degree lac
  • The 2021 edition of ICD-10-CM O70.4 became effective on October 1, 2020.
  • This is the American ICD-10-CM version of O70.4 - other international versions of ICD-10 O70.4 may differ.
ICD-10-CM Coding Rules
  • O70.4 is applicable to maternity patients aged 12 - 55 years inclusive.
Type 1 Excludes
Type 1 Excludes Help
A type 1 excludes note is a pure excludes. It means "not coded here". A type 1 excludes note indicates that the code excluded should never be used at the same time as O70.4. A type 1 excludes note is for used for when two conditions cannot occur together, such as a congenital form versus an acquired form of the same condition.
  • anal sphincter tear with third degree perineal laceration (
    ICD-10-CM Diagnosis Code O70.2

    Third degree perineal laceration during delivery

      2016 2017 - Converted to Parent Code 2018 2019 2020 2021 Non-Billable/Non-Specific Code
    Applicable To
    • Perineal laceration, rupture or tear during delivery as in O70.1, also involving anal sphincter
    • Perineal laceration, rupture or tear during delivery as in O70.1, also involving rectovaginal septum
    • Perineal laceration, rupture or tear during delivery as in O70.1, also involving sphincter NOS
    Type 1 Excludes
    • anal sphincter tear during delivery without third degree perineal laceration (O70.4)
    • perineal laceration involving anal or rectal mucosa (O70.3)
    O70.2
    )
The following code(s) above O70.4 contain annotation back-references
Annotation Back-References
In this context, annotation back-references refer to codes that contain:
  • Applicable To annotations, or
  • Code Also annotations, or
  • Code First annotations, or
  • Excludes1 annotations, or
  • Excludes2 annotations, or
  • Includes annotations, or
  • Note annotations, or
  • Use Additional annotations
that may be applicable to O70.4:
  • O00-O9A
    2021 ICD-10-CM Range O00-O9A

    Pregnancy, childbirth and the puerperium

    Note
    • 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
    Type 1 Excludes
    • supervision of normal pregnancy (Z34.-)
    Type 2 Excludes
    • 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 from category Z3A, Weeks of gestation, to identify the specific week of the pregnancy, if known.
    Pregnancy, childbirth and the puerperium
  • O70
    ICD-10-CM Diagnosis Code O70

    Perineal laceration during delivery

      2016 2017 2018 2019 2020 2021 Non-Billable/Non-Specific Code
    Includes
    • episiotomy extended by laceration
    Type 1 Excludes
    • obstetric high vaginal laceration alone (O71.4)
    Perineal laceration during delivery
ICD-10-CM O70.4 is grouped within Diagnostic Related Group(s) (MS-DRG v38.0):
  • 769 Postpartum and post abortion diagnoses with o.r. Procedures
  • 776 Postpartum and post abortion diagnoses without o.r. Procedures

Convert O70.4 to ICD-9-CM

Code History
  • 2016 (effective 10/1/2015): New code (first year of non-draft ICD-10-CM)
  • 2017 (effective 10/1/2016): No change
  • 2018 (effective 10/1/2017): No change
  • 2019 (effective 10/1/2018): No change
  • 2020 (effective 10/1/2019): No change
  • 2021 (effective 10/1/2020): No change
Code annotations containing back-references to O70.4:
  • Type 1 Excludes: O70.2
    ICD-10-CM Diagnosis Code O70.2

    Third degree perineal laceration during delivery

      2016 2017 - Converted to Parent Code 2018 2019 2020 2021 Non-Billable/Non-Specific Code
    Applicable To
    • Perineal laceration, rupture or tear during delivery as in O70.1, also involving anal sphincter
    • Perineal laceration, rupture or tear during delivery as in O70.1, also involving rectovaginal septum
    • Perineal laceration, rupture or tear during delivery as in O70.1, also involving sphincter NOS
    Type 1 Excludes
    • anal sphincter tear during delivery without third degree perineal laceration (O70.4)
    • perineal laceration involving anal or rectal mucosa (O70.3)

Diagnosis Index entries containing back-references to O70.4:
  • Delivery (childbirth) (labor)
    • complicated O75.9
      ICD-10-CM Diagnosis Code O75.9

      Complication of labor and delivery, unspecified

        2016 2017 2018 2019 2020 2021 Billable/Specific Code Maternity Dx (12-55 years)
      • by
        • laceration (perineal) O70.9
          ICD-10-CM Diagnosis Code O70.9

          Perineal laceration during delivery, unspecified

            2016 2017 2018 2019 2020 2021 Billable/Specific Code Maternity Dx (12-55 years)
          • anus (sphincter) O70.4
            • without third degree laceration O70.4
  • Tear, torn (traumatic) - see also Laceration
    • anus, anal (sphincter) S31.831
      ICD-10-CM Diagnosis Code S31.831

      Laceration without foreign body of anus

        2016 2017 2018 2019 2020 2021 Non-Billable/Non-Specific Code

ICD-10-CM Codes Adjacent To O70.4
O69.9XX9 …… other fetus
O70 Perineal laceration during delivery
O70.0 First degree perineal laceration during delivery
O70.1 Second degree perineal laceration during delivery
O70.2 Third degree perineal laceration during delivery
O70.20 …… unspecified
O70.21 …… IIIa
O70.22 …… IIIb
O70.23 …… IIIc
O70.3 Fourth degree perineal laceration during delivery
O70.4 Anal sphincter tear complicating delivery, not associated with third degree laceration
O70.9 Perineal laceration during delivery, unspecified
O71 Other obstetric trauma
O71.0 Rupture of uterus (spontaneous) before onset of labor
O71.00 Rupture of uterus before onset of labor, unspecified trimester
O71.02 Rupture of uterus before onset of labor, second trimester
O71.03 Rupture of uterus before onset of labor, third trimester
O71.1 Rupture of uterus during labor
O71.2 Postpartum inversion of uterus
O71.3 Obstetric laceration of cervix
O71.4 Obstetric high vaginal laceration alone

Reimbursement claims with a date of service on or after October 1, 2015 require the use of ICD-10-CM codes.

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