ICD-10-CM > O00-O9A > O85-O92 > O88 > O88.3 O88.3 Obstetric pyemic and septic embolism Non-Billable/Non-Specific Codes O88.31Pyemic and septic embolism in pregnancyO88.311Pyemic and septic embolism in pregnancy, first trimesterO88.312Pyemic and septic embolism in pregnancy, second trimesterO88.313Pyemic and septic embolism in pregnancy, third trimesterO88.319Pyemic and septic embolism in pregnancy, unspecified trimesterO88.32Pyemic and septic embolism in childbirthO88.33Pyemic and septic embolism in the puerperium