2021 ICD-10-CM Diagnosis Code O60.02

Preterm labor without delivery, second trimester

    2016 2017 2018 2019 2020 2021 Billable/Specific Code Maternity Dx (12-55 years) 2nd Trimester (14-28 weeks)
  • O60.02 is a billable/specific ICD-10-CM code that can be used to indicate a diagnosis for reimbursement purposes.
  • The 2021 edition of ICD-10-CM O60.02 became effective on October 1, 2020.
  • This is the American ICD-10-CM version of O60.02 - other international versions of ICD-10 O60.02 may differ.
ICD-10-CM Coding Rules
  • O60.02 is applicable to maternity patients aged 12 - 55 years inclusive.
  • O60.02 is applicable to mothers in the second trimester of pregnancy, which is defined as between equal to or greater than 14 weeks to less than 28 weeks since the first day of the last menstrual period.
The following code(s) above O60.02 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 O60.02:
  • 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
  • O60
    ICD-10-CM Diagnosis Code O60

    Preterm labor

      2016 2017 2018 2019 2020 2021 Non-Billable/Non-Specific Code
    Includes
    • onset (spontaneous) of labor before 37 completed weeks of gestation
    Type 1 Excludes
    Preterm labor
ICD-10-CM O60.02 is grouped within Diagnostic Related Group(s) (MS-DRG v38.0):
  • 817 Other antepartum diagnoses with o.r. Procedures with mcc
  • 818 Other antepartum diagnoses with o.r. Procedures with cc
  • 819 Other antepartum diagnoses with o.r. Procedures without cc/mcc
  • 831 Other antepartum diagnoses without o.r. Procedures with mcc
  • 832 Other antepartum diagnoses without o.r. Procedures with cc
  • 833 Other antepartum diagnoses without o.r. Procedures without cc/mcc

Convert O60.02 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

Diagnosis Index entries containing back-references to O60.02:
  • Pregnancy (single) (uterine) Z33.1
    - see also Delivery and Puerperal
    ICD-10-CM Diagnosis Code Z33.1

    Pregnant state, incidental

      2016 2017 2018 2019 2020 2021 Billable/Specific Code Maternity Dx (12-55 years)
    Applicable To
    • Pregnancy NOS
    • Pregnant state NOS
    Type 1 Excludes
    • complications of pregnancy (O00-O9A)
    • pregnant state, gestational carrier (Z33.3)

ICD-10-CM Codes Adjacent To O60.02
O47.02 …… second trimester
O47.03 …… third trimester
O47.1 False labor at or after 37 completed weeks of gestation
O47.9 False labor, unspecified
O48 Late pregnancy
O48.0 Post-term pregnancy
O48.1 Prolonged pregnancy
O60 Preterm labor
O60.0 Preterm labor without delivery
O60.00 …… unspecified trimester
O60.02 …… second trimester
O60.03 …… third trimester
O60.1 Preterm labor with preterm delivery
O60.10 Preterm labor with preterm delivery, unspecified trimester
O60.10X0 …… not applicable or unspecified
O60.10X1 …… fetus 1
O60.10X2 …… fetus 2
O60.10X3 …… fetus 3
O60.10X4 …… fetus 4
O60.10X5 …… fetus 5
O60.10X9 …… other fetus

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