Home > 2016 ICD-10-CM Diagnosis Codes > Pregnancy, childbirth and the puerperium O00-O9A > Other maternal disorders predominantly related to pregnancy O20-O29 > Maternal care for other conditions predominantly related to pregnancy O26-
2016 ICD-10-CM Diagnosis Code O26.13
Low weight gain in pregnancy, third trimester
2016Specific CodeMaternity Dx (12-55 years)Female Only Dx3rd Trimester (28+ weeks)
O26.13 is a specific ICD-10-CM code that can be used to specify a diagnosis.
Reimbursement claims with a date of service on or after October 1, 2015 require the use of ICD-10-CM codes.
This is the American ICD-10-CM version of O26.13. Other international ICD-10 versions may differ.
ICD-10-CM Coding Rules
O26.13 is applicable to maternity patients aged 12 - 55 years inclusive.
O26.13 is applicable to female patients.
O26.13 is applicable to mothers in the third trimester of pregnancy, which is defined as between equal to or greater than 28 weeks since the first day of the last menstrual period.
O26.13 should be used on the maternal record - not on the newborn record.
Use a code under Z3A to document the exact week during the pregnancy .
ICD-10-CM O26.13 is grouped within Diagnostic Related Group (MS-DRG v32.0):
781 Other antepartum diagnoses with medical complications