2006 ICD-9-CM Volume 1 Diagnosis Codes Home > Complications Of Pregnancy, Childbirth, And The Puerperium 630-677 > Complications Occurring Mainly In The Course Of Labor And Delivery 660-669 > Obstructed Labor 660.* > 2006 ICD-9-CM Diagnosis 660.90 Unspecified obstructed labor unspecified as to episode of care View the most recent version of ICD-9-CM 660.90 660.90 is a specific code that can be used to specify a diagnosis View the ICD-9-CM Volume 1 660.* hierarchy