Code
Hierarchy
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O00-O9A Pregnancy, childbirth and the puerperium (O00-O9A)
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O30-O48 Maternal care related to the fetus and amniotic cavity and possible delivery problems (O30-O48)
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O34 Maternal care for abnormality of pelvic organs
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O34.5 Maternal care for other abnormalities of gravid uterus
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O34.59 Maternal care for other abnormalities of gravid uterus
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O34.591 Maternal care for other abnormalities of gravid uterus, first trimester
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O34.592 Maternal care for other abnormalities of gravid uterus, second trimester
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O34.593 Maternal care for other abnormalities of gravid uterus, third trimester
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O34.599 Maternal care for other abnormalities of gravid uterus, unspecified trimester
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Notes
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CODES FROM THIS CHAPTER ARE FOR USE ONLY ON MATERNAL RECORDS, NEVER ON NEWBORN RECORDS
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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)
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Trimesters are counted from the first day of the last menstrual period. They are defined as follows:
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1st trimester- less than 14 weeks 0 days
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2nd trimester- 14 weeks 0 days to less than 28 weeks 0 days
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3rd trimester- 28 weeks 0 days until delivery
Code First
Use Additional
Includes
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the listed conditions as a reason for hospitalization or other obstetric care of the mother, or for cesarean delivery before onset of labor