85004 Automated diff wbc count
Also known as: automated diff, auto diff WBC, differential WBC
Automated differential white blood cell (WBC) count performed by hematology analyzer, quantifying percentages and absolute numbers of neutrophils, lymphocytes, monocytes, eosinophils, and basophils.
In Plain Language
white blood cell differential test; immune cell count
Clinical Context
Component of complete blood count (CBC) used to identify infections, leukemia, immune disorders, and acute/chronic inflammatory conditions based on WBC proportions.
RVU Information
CPT 85004 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 85004?
CPT 85004 (Automated diff wbc count) is a Pathology & Lab code. Automated differential white blood cell (WBC) count performed by hematology analyzer, quantifying percentages and absolute numbers of neutrophils, lymphocytes, monocytes, eosinophils, and basophils.
Who uses CPT code 85004?
CPT 85004 is used by Clinical Pathology, Hematology, Internal Medicine. Component of complete blood count (CBC) used to identify infections, leukemia, immune disorders, and acute/chronic inflammatory conditions based on WBC proportions.
When is CPT 85004 used?
Component of complete blood count (CBC) used to identify infections, leukemia, immune disorders, and acute/chronic inflammatory conditions based on WBC proportions.
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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.