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85009 Manual diff wbc count b-coat

Pathology & Lab

Also known as: buffy coat differential, buffy coat diff

Manual differential white blood cell count from blood buffy coat (concentrated white cell layer from centrifugation), providing cell type quantification without blood smear preparation.

Clinical Context

Alternative method for obtaining WBC differential when standard smear unavailable; concentrates WBCs for improved identification in leukopenic specimens.

RVU Breakdown

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Specialties

Clinical PathologyHematologyLaboratory Medicine

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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.