85611 Prothrombin test
Also known as: PT test, prothrombin assay
Prothrombin test measures coagulation time and may include specific reagent or methodology variations from standard prothrombin time testing.
In Plain Language
Clotting test for bleeding disorders; Anticoagulation monitoring
Clinical Context
Used to evaluate coagulation pathway function, assess bleeding risk, and monitor anticoagulant therapy. May employ alternative testing methodologies.
RVU Information
CPT 85611 does not have a physician work RVU assigned by CMS. Reimbursement for this code is determined by payer-specific fee schedules.
Billing & Documentation
Lab and pathology codes require an order from the treating provider with clinical indication. For molecular pathology and genetic testing, document the specific analytes tested and clinical rationale.
How This Code Compares
This code has a work RVU of 0.00, meaning it does not have a physician work component assigned by CMS. In the Pathology & Lab category, 94% of codes share this characteristic.
Specialties
Frequently Asked Questions
What is CPT code 85611?
CPT 85611 (Prothrombin test) is a Pathology & Lab code. Prothrombin test measures coagulation time and may include specific reagent or methodology variations from standard prothrombin time testing.
Who uses CPT code 85611?
CPT 85611 is used by Hemostasis/Thrombosis, Clinical Pathology, Hematology. Used to evaluate coagulation pathway function, assess bleeding risk, and monitor anticoagulant therapy. May employ alternative testing methodologies.
When is CPT 85611 used?
Used to evaluate coagulation pathway function, assess bleeding risk, and monitor anticoagulant therapy. May employ alternative testing methodologies.
Track This Code in RVU Edge
Log procedures, calculate wRVUs, and benchmark against national data — all in one app.
CPT® is a registered trademark of the American Medical Association. Data sourced from CMS Physician Fee Schedule RVU26A. Descriptions, synonyms, and clinical context are original content by RVU Edge.