85247 Inpatient Medical and Surgical Care in a General Hospital Labs, X-Rays and Other Tests Clotting factor VIII (von Willebrand factor) measurement Clotting factor VIII (von Willebrand factor) measurement
85250 Inpatient Medical and Surgical Care in a General Hospital Labs, X-Rays and Other Tests Clotting factor IX (PTC or Christmas) measurement Clotting factor IX (PTC or Christmas) measurement
85260 Inpatient Medical and Surgical Care in a General Hospital Labs, X-Rays and Other Tests Clotting factor X (Stuart-Prower) measurement Clotting factor X (Stuart-Prower) measurement
85270 Inpatient Medical and Surgical Care in a General Hospital Labs, X-Rays and Other Tests Clotting factor XI (PTA) measurement Clotting factor XI (PTA) measurement
85280 Inpatient Medical and Surgical Care in a General Hospital Labs, X-Rays and Other Tests Clotting factor XII (Hageman) measurement Clotting factor XII (Hageman) measurement
85301 Inpatient Medical and Surgical Care in a General Hospital Labs, X-Rays and Other Tests Antithrombin III antigen (clotting inhibitor) level Antithrombin III antigen (clotting inhibitor) level
85302 Inpatient Medical and Surgical Care in a General Hospital Labs, X-Rays and Other Tests Protein C, (clotting inhibitor) activity Protein C, (clotting inhibitor) activity
85307 Inpatient Medical and Surgical Care in a General Hospital Labs, X-Rays and Other Tests Activated protein resistance assay Activated protein resistance assay
85335 Inpatient Medical and Surgical Care in a General Hospital Labs, X-Rays and Other Tests Clotting factor inhibitor test Clotting factor inhibitor test
85385 Inpatient Medical and Surgical Care in a General Hospital Labs, X-Rays and Other Tests Fibrinogen (factor 1) antigen detection Fibrinogen (factor 1) antigen detection