2020 ICD-10-CM Diagnosis Code O42.911

Preterm premature rupture of membranes, unspecified as to length of time between rupture and onset of labor, first trimester

    2016 2017 2018 2019 2020 Billable/Specific Code Maternity Dx (12-55 years) 1st Trimester (< 14 weeks)
  • O42.911 is a billable/specific ICD-10-CM code that can be used to indicate a diagnosis for reimbursement purposes.
  • Short description: Pretrm prem ROM, unsp time betw rupt and onset labr, 1st tri
  • The 2020 edition of ICD-10-CM O42.911 became effective on October 1, 2019.
  • This is the American ICD-10-CM version of O42.911 - other international versions of ICD-10 O42.911 may differ.
ICD-10-CM Coding Rules
  • O42.911 is applicable to maternity patients aged 12 - 55 years inclusive.
  • O42.911 is applicable to mothers in the first trimester of pregnancy, which is defined as less than 14 weeks since the first day of the last menstrual period.
The following code(s) above O42.911 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 O42.911:
  • O00-O9A
    2020 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
  • O42.91
    ICD-10-CM Diagnosis Code O42.91

    Preterm premature rupture of membranes, unspecified as to length of time between rupture and onset of labor

      2016 2017 2018 2019 2020 Non-Billable/Non-Specific Code
    Applicable To
    • Premature rupture of membranes before 37 completed weeks of gestation
    Preterm premature rupture of membranes, unspecified as to length of time between rupture and onset of labor
ICD-10-CM O42.911 is grouped within Diagnostic Related Group(s) (MS-DRG v37.0):
  • 817 Other antepartum diagnoses with o.r. Procedure with mcc
  • 818 Other antepartum diagnoses with o.r. Procedure with cc
  • 819 Other antepartum diagnoses with o.r. Procedure without cc/mcc
  • 831 Other antepartum diagnoses without o.r. Procedure with mcc
  • 832 Other antepartum diagnoses without o.r. Procedure with cc
  • 833 Other antepartum diagnoses without o.r. Procedure without cc/mcc

Convert O42.911 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
ICD-10-CM Codes Adjacent To O42.911
O42.10 …… unspecified weeks of gestation
O42.11 Preterm premature rupture of membranes, onset of labor more than 24 hours following rupture
O42.111 …… first trimester
O42.112 …… second trimester
O42.113 …… third trimester
O42.119 …… unspecified trimester
O42.12 Full-term premature rupture of membranes, onset of labor more than 24 hours following rupture
O42.9 Premature rupture of membranes, unspecified as to length of time between rupture and onset of labor
O42.90 …… unspecified weeks of gestation
O42.91 Preterm premature rupture of membranes, unspecified as to length of time between rupture and onset of labor
O42.911 …… first trimester
O42.912 …… second trimester
O42.913 …… third trimester
O42.919 …… unspecified trimester
O42.92 Full-term premature rupture of membranes, unspecified as to length of time between rupture and onset of labor
O43 Placental disorders
O43.0 Placental transfusion syndromes
O43.01 Fetomaternal placental transfusion syndrome
O43.011 …… first trimester
O43.012 …… second trimester
O43.013 …… third trimester

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