ICD-10-CM > E00-E89 > E89-E89 > E89 > E89.8 > E89.81 E89.81 Postprocedural hemorrhage of an endocrine system organ or structure following a procedure Non-Billable/Non-Specific Codes E89.810Postprocedural hemorrhage of an endocrine system organ or structure following an endocrine system procedureE89.811Postprocedural hemorrhage of an endocrine system organ or structure following other procedure