O21.2
BillableLate vomiting of pregnancy
Late vomiting of pregnancy
Coding Notes
Inclusion Terms
Alternative clinical terms for this condition
- Excessive vomiting starting after 20 completed weeks of gestation
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
Frequently Asked Questions
What is ICD-10 code O21.2?
ICD-10-CM code O21.2 represents "Late vomiting of pregnancy". It is a billable/specific code that can be used on a claim.
Is O21.2 a billable code?
Yes, O21.2 is a billable/specific ICD-10-CM code and can be used to indicate a diagnosis on a medical claim.
What chapter is O21.2 in?
O21.2 is in Chapter 15: Pregnancy, Childbirth and the Puerperium (codes O00-O9A).
What codes cannot be used with O21.2?
O21.2 has Excludes1 notes indicating codes that cannot be used together with it, including: supervision of normal pregnancy (Z34.-).
Are additional codes required with O21.2?
Yes, when using O21.2 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 O21.2 map to?
O21.2 maps to 1 SNOMED CT concept: 769087009. SNOMED CT is a clinical terminology used in electronic health records.
What are the UMLS CUIs for O21.2?
O21.2 is linked to 2 UMLS Concept Unique Identifiers: C2903597, C0156699. 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.