Appendix Table 3.

Codes (Number (Percent)) Used to Identify Postpartum Encounters

CodeCode DescriptionPregnanciesPatients
0503FPOSTPARTUM CARE VISIT4534 (16.3)4504 (16.5)
58605LIGATION/TRANSECTION, FALLOPIAN TUBE, ABD/VAGINAL APPROACH, POSTPARTUM (SEP PROC)107 (0.4)106 (0.4)
59160CURETTAGE, POSTPARTUM24 (0.1)24 (0.1)
59412EXT CEPHALIC VERSION, W/WO TOCOLYSIS36 (0.1)35 (0.1)
59414DELIVERY, PLACENTA (SEP PROC)17 (0.1)17 (0.1)
59430POSTPARTUM CARE ONLY (SEP PROC)7601 (27.4)7512 (27.6)
59510ROUTINE OBSTETRIC CARE W/ANTEPARTUM CARE, CESAREAN DELIVERY, & POSTPARTUM CARE441 (1.6)439 (1.6)
LP1236POSTPARTUM 75-GRAM GLUCOSE TOLERANCE7 (0)7 (0)
O86.0Infection of obstetric surgical wound23 (0.1)23 (0.1)
O86.0031 (0.1)31 (0.1)
O86.00Infection of obstetric surgical wound, unspecified31 (0.1)31 (0.1)
O86.0125 (0.1)25 (0.1)
O86.01Infection of obstetric surgical wound, superficial incisional site25 (0.1)25 (0.1)
O86.022 (0)2 (0)
O86.09Infection of obstetric surgical wound, other surgical site5 (0)5 (0)
O86.11Cervicitis following delivery4 (0)4 (0)
O86.12Endometritis following delivery75 (0.3)73 (0.3)
O86.13Vaginitis following delivery25 (0.1)25 (0.1)
O86.19Other infection of genital tract following delivery1 (0)1 (0)
O86.20Urinary tract infection following delivery, unspecified25 (0.1)25 (0.1)
O86.21Infection of kidney following delivery1 (0)1 (0)
O86.22Infection of bladder following delivery4 (0)4 (0)
O86.29Other urinary tract infection following delivery4 (0)3 (0)
O86.4Pyrexia of unknown origin following delivery20 (0.1)20 (0.1)
O86.89Other specified puerperal infections5 (0)4 (0)
O87.0Superficial thrombophlebitis in the puerperium1 (0)1 (0)
O87.1Deep phlebothrombosis in the puerperium6 (0)5 (0)
O87.2Hemorrhoids in the puerperium36 (0.1)36 (0.1)
O87.4Varicose veins of lower extremity in the puerperium4 (0)4 (0)
O87.8Other venous complications in the puerperium3 (0)3 (0)
O88.23Thromboembolism in the puerperium3 (0)3 (0)
O89.4Spinal and epidural anesthesia-induced headache during the puerperium7 (0)6 (0)
O89.9Complication of anesthesia during the puerperium, unspecified1 (0)1 (0)
O90.0Disruption of cesarean delivery wound103 (0.4)101 (0.4)
O90.1Disruption of perineal obstetric wound32 (0.1)32 (0.1)
O90.2Hematoma of obstetric wound9 (0)9 (0)
O90.3Peripartum cardiomyopathy10 (0)8 (0)
O90.4Postpartum acute kidney failure1 (0)1 (0)
O90.5Postpartum thyroiditis14 (0.1)12 (0)
O90.6Postpartum mood disturbance115 (0.4)113 (0.4)
O90.81Anemia of the puerperium332 (1.2)322 (1.2)
O90.89Other complications of the puerperium, not elsewhere classified280 (1)266 (1)
O90.9Complication of the puerperium, unspecified32 (0.1)32 (0.1)
O91.02Infection of nipple associated with the puerperium30 (0.1)26 (0.1)
O91.12Abscess of breast associated with the puerperium4 (0)4 (0)
O91.22Nonpurulent mastitis associated with the puerperium70 (0.3)67 (0.2)
O92.02Retracted nipple associated with the puerperium1 (0)1 (0)
O92.12Cracked nipple associated with the puerperium38 (0.1)37 (0.1)
TO029POSTPARTUM VISIT (GLOBAL)1 (0)1 (0)
Z1038POSTPARTUM2896 (10.4)2832 (10.4)
Z39.0Encounter for care and examination of mother immediately after delivery1009 (3.6)985 (3.6)
Z39.1Encounter for care and examination of lactating mother2847 (10.3)2752 (10.1)
Z39.2Encounter for routine postpartum follow-up25,962 (93.5)25,465 (93.4)
Z6208POSTPARTUM NUTRITIONAL ASSESSMENT1446 (5.2)1416 (5.2)
Z6308POSTPARTUM PSYCHOSOCIAL ASSESSMENT1544 (5.6)1510 (5.5)
Z6414POSTPARTUM HEALTH EDUCATION ASSESSMENT2776 (10)2714 (10)