646 Other complications of pregnancy not elsewhere classified 
646.0 Papyraceous fetus 

646.00 Papyraceous fetus, unspecified as to episode of care or not applicable convert 646.00 to ICD-10-CM

646.01 Papyraceous fetus, delivered, with or without mention of antepartum condition convert 646.01 to ICD-10-CM

646.03 Papyraceous fetus, antepartum condition or complication convert 646.03 to ICD-10-CM
646.1 Edema or excessive weight gain in pregnancy without mention of hypertension 

646.10 Edema or excessive weight gain in pregnancy, without mention of hypertension, unspecified as to episode of care or not applicable convert 646.10 to ICD-10-CM

646.11 Edema or excessive weight gain in pregnancy, without mention of hypertension,delivered, with or without mention of antepartum complication convert 646.11 to ICD-10-CM

646.12 Edema or excessive weight gain in pregnancy, without mention of hypertension, delivered, with mention of postpartum complication convert 646.12 to ICD-10-CM

646.13 Edema or excessive weight gain in pregnancy, without mention of hypertension, antepartum condition or complication convert 646.13 to ICD-10-CM

646.14 Edema or excessive weight gain in pregnancy, without mention of hypertension, postpartum condition or complication convert 646.14 to ICD-10-CM
646.2 Unspecified renal disease in pregnancy without mention of hypertension 

646.20 Unspecified renal disease in pregnancy,without mention of hypertension, unspecified as to episode of care or not applicable convert 646.20 to ICD-10-CM

646.21 Unspecified renal disease in pregnancy, without mention of hypertension, delivered, with or without mention of antepartum condition convert 646.21 to ICD-10-CM

646.22 Unspecified renal disease in pregnancy, without mention of hypertension, delivered, with mention of postpartum complication convert 646.22 to ICD-10-CM

646.23 Unspecified renal disease in pregnancy, without mention of hypertension, antepartum condition or complication convert 646.23 to ICD-10-CM

646.24 Unspecified renal disease in pregnancy, without mention of hypertension, postpartum condition or complication convert 646.24 to ICD-10-CM
646.3 Habitual aborter currently pregnant 

646.30 Recurrent pregnancy loss, unspecified as to episode of care or not applicable convert 646.30 to ICD-10-CM

646.31 Recurrent pregnancy loss, delivered, with or without mention of antepartum condition convert 646.31 to ICD-10-CM

646.33 Recurrent pregnancy loss, antepartum condition or complication convert 646.33 to ICD-10-CM
646.4 Peripheral neuritis in pregnancy 

646.40 Peripheral neuritis in pregnancy, unspecified as to episode of care or not applicable convert 646.40 to ICD-10-CM

646.41 Peripheral neuritis in pregnancy, delivered, with or without mention of antepartum condition convert 646.41 to ICD-10-CM

646.42 Peripheral neuritis in pregnancy, delivered, with mention of postpartum complication convert 646.42 to ICD-10-CM

646.43 Peripheral neuritis in pregnancy, antepartum condition or complication convert 646.43 to ICD-10-CM

646.44 Peripheral neuritis in pregnancy, postpartum condition or complication convert 646.44 to ICD-10-CM
646.5 Asymptomatic bacteriuria in pregnancy 

646.50 Asymptomatic bacteriuria in pregnancy, unspecified as to episode of care or not applicable convert 646.50 to ICD-10-CM

646.51 Asymptomatic bacteriuria in pregnancy, delivered, with or without mention of antepartum condition convert 646.51 to ICD-10-CM

646.52 Asymptomatic bacteriuria in pregnancy, delivered, with mention of postpartum complication convert 646.52 to ICD-10-CM

646.53 Asymptomatic bacteriuria in pregnancy, antepartum condition or complication convert 646.53 to ICD-10-CM

646.54 Asymptomatic bacteriuria in pregnancy, postpartum condition or complication convert 646.54 to ICD-10-CM
646.6 Infections of genitourinary tract in pregnancy 

646.60 Infections of genitourinary tract in pregnancy, unspecified as to episode of care or not applicable convert 646.60 to ICD-10-CM

646.61 Infections of genitourinary tract in pregnancy, delivered, with or without mention of antepartum condition convert 646.61 to ICD-10-CM

646.62 Infections of genitourinary tract in pregnancy, delivered, with mention of postpartum complication convert 646.62 to ICD-10-CM

646.63 Infections of genitourinary tract in pregnancy, antepartum condition or complication convert 646.63 to ICD-10-CM

646.64 Infections of genitourinary tract in pregnancy, postpartum condition or complication convert 646.64 to ICD-10-CM
646.7 Liver and biliary tract disorders in pregnancy, unspec as to episode of care or not applicable 

646.70 Liver and biliary tract disorders in pregnancy, unspecified as to episode of care or not applicable convert 646.70 to ICD-10-CM

646.71 Liver and biliary tract disorders in pregnancy, delivered, with or without mention of antepartum condition convert 646.71 to ICD-10-CM

646.73 Liver and biliary tract disorders in pregnancy, antepartum condition or complication convert 646.73 to ICD-10-CM
646.8 Other specified complications of pregnancy 

646.80 Other specified complications of pregnancy, unspecified as to episode of care or not applicable convert 646.80 to ICD-10-CM

646.81 Other specified complications of pregnancy, delivered, with or without mention of antepartum condition convert 646.81 to ICD-10-CM

646.82 Other specified complications of pregnancy, delivered, with mention of postpartum complication convert 646.82 to ICD-10-CM

646.83 Other specified complications of pregnancy, antepartum condition or complication convert 646.83 to ICD-10-CM

646.84 Other specified complications of pregnancy, postpartum condition or complication convert 646.84 to ICD-10-CM
646.9 Unspecified complication of pregnancy 

646.90 Unspecified complication of pregnancy, unspecified as to episode of care or not applicable convert 646.90 to ICD-10-CM

646.91 Unspecified complication of pregnancy, delivered, with or without mention of antepartum condition convert 646.91 to ICD-10-CM

646.93 Unspecified complication of pregnancy, antepartum condition or complication convert 646.93 to ICD-10-CM