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O30.01 - Twin pregnancy, monochorionic/monoamniotic


The ICD 10 Code for Twin pregnancy, monochorionic/monoamniotic is listed as O30.01.
Additional information concerning this code and description can be found below including ICD 9 crosswalks / GEMS, chapter information, and DRGs where available.

ICD 10 CM Field Value
Diagnosis Code: O30.01
Description: Twin pregnancy, monochorionic/monoamniotic
  • Twin pregnancy, one placenta, one amniotic sac
  • Excludes1: conjoined twins (O30.02-)
Chapter Pregnancy, childbirth and the puerperium (O00-O9A)
Block Maternal care related to the fetus and amniotic cavity and possible delivery problems (O30-O48)
Parent O30.0 - Twin pregnancy
ICD-10-CM Children (deeper level / typically more specific) of O30.01:
O30.011 - Twin pregnancy, monochorionic/monoamniotic, first trimester
O30.012 - Twin pregnancy, monochorionic/monoamniotic, second trimester
O30.013 - Twin pregnancy, monochorionic/monoamniotic, third trimester
O30.019 - Twin pregnancy, monochorionic/monoamniotic, unspecified trimester
ICD-10-CM Siblings (same level / similar specificity) of O30.01:
O30.00 - Twin pregnancy, unspecified number of placenta and unspecified number of amniotic sacs
O30.02 - Conjoined twin pregnancy
O30.03 - Twin pregnancy, monochorionic/diamniotic
O30.04 - Twin pregnancy, dichorionic/diamniotic
O30.09 - Twin pregnancy, unable to determine number of placenta and number of amniotic sacs