86355 B cells total count
Also known as: B cell count, CD19+ count
B cell total count measures the absolute number of B lymphocytes in blood, assessing humoral immune competence and diagnosing B cell immunodeficiencies.
In Plain Language
Antibody-making cell count; Immune B cell measurement
Clinical Context
Used to diagnose B cell immunodeficiencies including X-linked agammaglobulinemia and other primary immunodeficiencies. Low B cell counts indicate humoral immune impairment.
RVU Information
CPT 86355 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 86355?
CPT 86355 (B cells total count) is a Pathology & Lab code. B cell total count measures the absolute number of B lymphocytes in blood, assessing humoral immune competence and diagnosing B cell immunodeficiencies.
Who uses CPT code 86355?
CPT 86355 is used by Immunology, Hematology, Clinical Pathology. Used to diagnose B cell immunodeficiencies including X-linked agammaglobulinemia and other primary immunodeficiencies. Low B cell counts indicate humoral immune impairment.
When is CPT 86355 used?
Used to diagnose B cell immunodeficiencies including X-linked agammaglobulinemia and other primary immunodeficiencies. Low B cell counts indicate humoral immune impairment.
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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.