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O21.9 - Vomiting of pregnancy, unspecified


The ICD 10 Code for Vomiting of pregnancy, unspecified is listed as O21.9.
Additional information concerning this code and description can be found below including ICD 9 crosswalks / GEMS, chapter information, and DRGs where available.

ICD 10 CM Field Value
Diagnosis Code: O21.9
Description: Vomiting of pregnancy, unspecified
Diagnostic Related Groups
(MS-DRG v30.0)
781 - Other Antepartum Diagnoses W Medical Complications
Chapter Pregnancy, childbirth and the puerperium (O00-O9A)
Block Other maternal disorders predominantly related to pregnancy (O20-O29)
Parent O21 - Excessive vomiting in pregnancy
ICD-9-CM Diagnosis Codes General Equivalence Mappings (GEMS):
ICD 9 Dx Code: 643.93 - Unspecified vomiting of pregnancy, antepartum condition or complication (approximate)
ICD-10-CM Siblings (same level / similar specificity) of O21.9:
O21.0 - Mild hyperemesis gravidarum
O21.1 - Hyperemesis gravidarum with metabolic disturbance
O21.2 - Late vomiting of pregnancy
O21.8 - Other vomiting complicating pregnancy