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O02.81 - Inappropriate change in quantitative human chorionic gonadotropin (hCG) in early pregnancy


The ICD 10 Code for Inappropriate change in quantitative human chorionic gonadotropin (hCG) in early pregnancy is listed as O02.81.
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: O02.81
Description: Inappropriate change in quantitative human chorionic gonadotropin (hCG) in early pregnancy
  • Biochemical pregnancy
  • Chemical pregnancy
  • Inappropriate level of quantitative human chorionic gonadotropin (hCG) for gestational age in early pregnancy
Diagnostic Related Groups
(MS-DRG v30.0)
781 - Other Antepartum Diagnoses W Medical Complications
782 - Other Antepartum Diagnoses W/o Medical Complications
Chapter Pregnancy, childbirth and the puerperium (O00-O9A)
Block Pregnancy with abortive outcome (O00-O08)
Parent O02.8 - Other specified abnormal products of conception
ICD-9-CM Diagnosis Codes General Equivalence Mappings (GEMS):
ICD 9 Dx Code: 631.0 - Inappropriate change in quantitative human chorionic gonadotropin (hCG) in early pregnancy
ICD-10-CM Siblings (same level / similar specificity) of O02.81:
O02.89 - Other abnormal products of conception