O21.9
BillableVomiting of pregnancy, unspecified
Vomiting of pregnancy, unspecified
Coding Notes
Excludes 1
Codes that cannot be used together with this code (mutual exclusion)
- supervision of normal pregnancy (Z34.-)
Excludes 2
Conditions not included here, but the patient may have both
- mental and behavioral disorders associated with the puerperium (F53.-)
- obstetrical tetanus (A34)
- postpartum necrosis of pituitary gland (E23.0)
- puerperal osteomalacia (M83.0)
- maternal care related to the fetus and amniotic cavity and possible delivery problems (O30-O48)
- maternal diseases classifiable elsewhere but complicating pregnancy, labor and delivery, and the puerperium (O98-O99)
Use Additional Code
Additional codes that should follow this code
- code, if applicable, from category Z3A, Weeks of gestation, to identify the specific week of the pregnancy, if known.
Also Known As / Clinical Terms
SNOMED CT
- N&V - Nausea and vomiting16932000
- N+V - Nausea and vomiting16932000
- Nausea and vomiting16932000
- Morning nausea51885006
- Morning sickness51885006
- Vomiting as reason for care in pregnancy90325002
- Vomiting of pregnancy90325002
- Hypertension AND/OR vomiting complicating pregnancy childbirth AND/OR puerperium106005003
- Nausea and vomiting in pregnancy1296685008
UMLS
- Unspecified vomiting of pregnancyC0269661
- Vomiting as reason for care in pregnancyC0269661
- Vomiting in pregnancyC0269661
- Vomiting of pregnancyC0269661
- Vomiting of pregnancy (disorder)C0269661
- Vomiting of pregnancy, unspecifiedC0269661
- emesis pregnancyC0269661
- pregnancy emesisC0269661
- pregnancy vomitingC0269661
- pregnancy vomitsC0269661
- vomiting in pregnancyC0269661
- vomiting of pregnancyC0269661
- vomiting pregnancyC0269661
Frequently Asked Questions
What is ICD-10 code O21.9?
ICD-10-CM code O21.9 represents "Vomiting of pregnancy, unspecified". It is a billable/specific code that can be used on a claim.
Is O21.9 a billable code?
Yes, O21.9 is a billable/specific ICD-10-CM code and can be used to indicate a diagnosis on a medical claim.
What chapter is O21.9 in?
O21.9 is in Chapter 15: Pregnancy, Childbirth and the Puerperium (codes O00-O9A).
What codes cannot be used with O21.9?
O21.9 has Excludes1 notes indicating codes that cannot be used together with it, including: supervision of normal pregnancy (Z34.-).
Are additional codes required with O21.9?
Yes, when using O21.9 you should also code: code, if applicable, from category Z3A, Weeks of gestation, to identify the specific week of the pregnancy, if known..
What SNOMED CT codes does O21.9 map to?
O21.9 maps to 5 SNOMED CT concepts: 106005003, 51885006, 16932000, 1296685008, 90325002. SNOMED CT is a clinical terminology used in electronic health records.
What are the UMLS CUIs for O21.9?
O21.9 is linked to 1 UMLS Concept Unique Identifier: C0269661. The UMLS (Unified Medical Language System) integrates multiple biomedical vocabularies maintained by the U.S. National Library of Medicine.
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Includes SNOMED Clinical Terms® (SNOMED CT®) used by permission of SNOMED International. Includes content from the UMLS Metathesaurus, courtesy of the U.S. National Library of Medicine.