O30.0

Twin pregnancy

Non-billable header

O30.0 is a non-billable header code. Use one of the more specific codes below.

Inclusion terms

Note: CODES FROM THIS CHAPTER ARE FOR USE ONLY ON MATERNAL RECORDS, NEVER ON NEWBORN RECORDS
Note: 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)
Note: Trimesters are counted from the first day of the last menstrual period. They are defined as follows:
Note: 1st trimester- less than 14 weeks 0 days
Note: 2nd trimester- 14 weeks 0 days to less than 28 weeks 0 days
Note: 3rd trimester- 28 weeks 0 days until delivery

Not coded here — never report together with this code.

Not included here — may be reported together when both conditions exist.

mental and behavioral disorders associated with the puerperium (F53.-) (from O30)
obstetrical tetanus (A34) (from O30)
postpartum necrosis of pituitary gland (E23.0) (from O30)
puerperal osteomalacia (M83.0) (from O30)

Add a code to identify the following, if applicable.

code, if applicable, from category Z3A, Weeks of gestation, to identify the specific week of the pregnancy, if known. (from O30)

An additional code may be needed.

O30.00Twin pregnancy, unspecified number of placenta and unspecified number of amniotic sacsHeader
O30.01Twin pregnancy, monochorionic/monoamnioticHeader
O30.02Conjoined twin pregnancyHeader
O30.03Twin pregnancy, monochorionic/diamnioticHeader
O30.04Twin pregnancy, dichorionic/diamnioticHeader
O30.09Twin pregnancy, unable to determine number of placenta and number of amniotic sacsHeader