ICD-10-CM > O00-O9A > O10-O16 > O15 O15 Eclampsia Non-Billable/Non-Specific Includes convulsions following conditions in O10-O14 and O16 Codes O15.0Eclampsia complicating pregnancyO15.00Eclampsia complicating pregnancy, unspecified trimesterO15.02Eclampsia complicating pregnancy, second trimesterO15.03Eclampsia complicating pregnancy, third trimesterO15.1Eclampsia complicating laborO15.2Eclampsia complicating the puerperiumO15.9Eclampsia, unspecified as to time period