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
Use Additional
  • code from category Z3A, Weeks of gestation, to identify the specific week of the pregnancy, if known.
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)
  • O00-O08 Pregnancy with abortive outcome
  • O09-O09 Supervision of high risk pregnancy
  • O10-O16 Edema, proteinuria and hypertensive disorders in pregnancy, childbirth and the puerperium
  • O20-O29 Other maternal disorders predominantly related to pregnancy
  • O30-O48 Maternal care related to the fetus and amniotic cavity and possible delivery problems
  • O60-O77 Complications of labor and delivery
  • O80-O82 Encounter for delivery
  • O85-O92 Complications predominantly related to the puerperium
  • O94-O9A Other obstetric conditions, not elsewhere classified