85345 Coagulation time lee & white
Also known as: Lee and White clotting time, whole blood clotting time
Measurement of blood clotting time using Lee and White methodology, a historical test where whole blood clotting time in glass tubes is measured as surrogate for intrinsic pathway.
In Plain Language
blood clotting speed test; whole blood clotting time
Clinical Context
Largely obsolete test replaced by standardized activated partial thromboplastin time; occasionally used in point-of-care settings for heparin monitoring.
RVU Information
CPT 85345 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 85345?
CPT 85345 (Coagulation time lee & white) is a Pathology & Lab code. Measurement of blood clotting time using Lee and White methodology, a historical test where whole blood clotting time in glass tubes is measured as surrogate for intrinsic pathway.
Who uses CPT code 85345?
CPT 85345 is used by Clinical Pathology, Coagulation, Laboratory Medicine. Largely obsolete test replaced by standardized activated partial thromboplastin time; occasionally used in point-of-care settings for heparin monitoring.
When is CPT 85345 used?
Largely obsolete test replaced by standardized activated partial thromboplastin time; occasionally used in point-of-care settings for heparin monitoring.
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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.