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O66.9 - Obstructed labor, unspecified


The ICD 10 Code for Obstructed labor, unspecified is listed as O66.9.
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: O66.9
Description: Obstructed labor, unspecified
  • Dystocia NOS
  • Fetal dystocia NOS
  • Maternal dystocia NOS
Diagnostic Related Groups
(MS-DRG v30.0)
767 - Vaginal Delivery W Sterilization &/or D&c
768 - Vaginal Delivery W O.r. Proc Except Steril &/or D&c
774 - Vaginal Delivery W Complicating Diagnoses
775 - Vaginal Delivery W/o Complicating Diagnoses
Chapter Pregnancy, childbirth and the puerperium (O00-O9A)
Block Complications of labor and delivery (O60-O77)
Parent O66 - Other obstructed labor
ICD-9-CM Diagnosis Codes General Equivalence Mappings (GEMS):
ICD 9 Dx Code: 660.91 - Unspecified obstructed labor, delivered, with or without mention of antepartum condition (approximate)
ICD-10-CM Siblings (same level / similar specificity) of O66.9:
O66.0 - Obstructed labor due to shoulder dystocia
O66.1 - Obstructed labor due to locked twins
O66.2 - Obstructed labor due to unusually large fetus
O66.3 - Obstructed labor due to other abnormalities of fetus
O66.4 - Failed trial of labor
O66.5 - Attempted application of vacuum extractor and forceps
O66.6 - Obstructed labor due to other multiple fetuses
O66.8 - Other specified obstructed labor