ICD-10-CM Codes
O00-O9A Pregnancy, childbirth and the puerperium
O30-O48 Maternal care related to the fetus and amniotic cavity and possible delivery problems
O30- Multiple gestation

2018 ICD-10-CM Diagnosis Code O30.02

Conjoined twin pregnancy

2016

2017

2018

Non-Billable/Non-Specific Code

O30.02 should not be used for reimbursement purposes as there are multiple codes below it that contain a greater level of detail.
The 2018 edition of ICD-10-CM O30.02 became effective on October 1, 2017.
This is the American ICD-10-CM version of O30.02 - other international versions of ICD-10 O30.02 may differ.

The following code(s) above O30.02 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 O30.02:

O00-O9A
2018 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
O30
ICD-10-CM Diagnosis Code O30
Multiple gestation
Code Also
- any complications specific to multiple gestation
Multiple gestation

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

Code annotations containing back-references to O30.02:

Type 1 Excludes: O30.01

ICD-10-CM Diagnosis Code O30.01
Twin pregnancy, monochorionic/monoamniotic
Applicable To
- Twin pregnancy, one placenta, one amniotic sac
Type 1 Excludes
- conjoined twins (O30.02-)

Diagnosis Index entries containing back-references to O30.02:

Pregnancy (single) (uterine) - see also Delivery and Puerperal
- complicated by (care of) (management affected by)
  - fetal (maternal care for)
    - conjoined twins O30.02-
  - multiple gestations O30.9-
    ICD-10-CM Diagnosis Code O30.9-
    Multiple gestation, unspecified
    2016 2017 2018 Non-Billable/Non-Specific Code
    Applicable To
    Multiple pregnancy NOS
    - conjoined twins O30.02-
  - conjoined twins O30.02-
- twin O30.00-
  ICD-10-CM Diagnosis Code O30.00-
  Twin pregnancy, unspecified number of placenta and unspecified number of amniotic sacs
  2016 2017 2018 Non-Billable/Non-Specific Code
  - conjoined O30.02-

ICD-10-CM Codes Adjacent To O30.02

O30.00 Twin pregnancy, unspecified number of placenta and unspecified number of amniotic sacs

O30.001 …… first trimester

O30.002 …… second trimester

O30.003 …… third trimester

O30.009 …… unspecified trimester

O30.01 Twin pregnancy, monochorionic/monoamniotic

O30.011 …… first trimester

O30.012 …… second trimester

O30.013 …… third trimester

O30.019 …… unspecified trimester

O30.02 Conjoined twin pregnancy

O30.021 …… first trimester

O30.022 …… second trimester

O30.023 …… third trimester

O30.029 …… unspecified trimester

O30.03 Twin pregnancy, monochorionic/diamniotic

O30.031 …… first trimester

O30.032 …… second trimester

O30.033 …… third trimester

O30.039 …… unspecified trimester

O30.04 Twin pregnancy, dichorionic/diamniotic

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

2018 ICD-10-CM Diagnosis Code O30.02

Conjoined twin pregnancy

Pregnancy, childbirth and the puerperium

Multiple gestation

Twin pregnancy, monochorionic/monoamniotic

Multiple gestation, unspecified

Twin pregnancy, unspecified number of placenta and unspecified number of amniotic sacs