ICD-10-CM > D50-D89 > D65-D69 > D68 > D68.5 > D68.59 D68.59 Other primary thrombophilia Billable/Specific Copy Code Copy Description Applicable To Antithrombin III deficiencyHypercoagulable state NOSPrimary hypercoagulable state NECPrimary thrombophilia NECProtein C deficiencyProtein S deficiencyThrombophilia NOS