O21.0Billable
Mild hyperemesis gravidarum
Chapter 15: Pregnancy, childbirth and the puerperium
Inclusion Terms
1 item
Inclusion Terms
- •Hyperemesis gravidarum, mild or unspecified, starting before the end of the 20th week of gestation
Billable Code
O21.0 is a billable/specific ICD-10-CM code that can be used to indicate a diagnosis for reimbursement purposes.
Referenced in Diagnoses
Conditions that use this ICD-10 code in their documentation
View documentation for dehydration in pregnancy
dehydration in pregnancy
View TemplatesDehydration complicating pregnancy
View documentation for hyperemesis gravidarum
hyperemesis gravidarum
View TemplatesHyperemesis Gravidarum
View documentation for morning sickness
morning sickness
View TemplatesVomiting of Pregnancy, Unspecified
View documentation for nausea and vomiting in pregnancy
nausea and vomiting in pregnancy
View TemplatesNausea and Vomiting in Pregnancy (NVP)
View documentation for nausea in pregnancy
nausea in pregnancy
View TemplatesHyperemesis Gravidarum
View documentation for vomiting in pregnancy
vomiting in pregnancy
View TemplatesVomiting in Pregnancy
Additional Information from Parent Codes
The following information may apply to this code from its parent codes in the ICD-10 hierarchy. This information is important for proper coding and classification.
Parent Codes Referenced:
Excludes1
1 item
Excludes1
From O00-O9A:
- •supervision of normal pregnancy (Z34.-)
Excludes2
4 items
Excludes2
Use Additional Code
1 item
Use Additional Code
From O00-O9A:
- •code, if applicable, from category Z3A, Weeks of gestation, to identify the specific week of the pregnancy, if known.
Notes
6 items
Notes
From O00-O9A:
- •CODES FROM THIS CHAPTER ARE FOR USE ONLY ON MATERNAL RECORDS, NEVER ON NEWBORN RECORDS
- •Codes from this chapter are for use for conditions related to or aggravated by the pregnancy, childbirth, or by the puerperium (maternal causes or obstetric causes)
- •Trimesters are counted from the first day of the last menstrual period. They are defined as follows:
- •1st trimester- less than 14 weeks 0 days
- •2nd trimester- 14 weeks 0 days to less than 28 weeks 0 days
- •3rd trimester- 28 weeks 0 days until delivery