86357 Nk cells total count
Also known as: NK cell count, natural killer cell count
Total count of natural killer cells, measured via flow cytometry or immunophenotyping to assess immune system function and cytotoxic lymphocyte populations.
In Plain Language
immune cell count; natural killer cell test
Clinical Context
Used to evaluate immune status in immunocompromised patients, monitor transplant recipients, and assess response to immunotherapy. Common indications include suspected immunodeficiency, human immunodeficiency virus (HIV) monitoring, and evaluation of cancer patients undergoing immunologic treatment.
RVU Information
CPT 86357 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 86357?
CPT 86357 (Nk cells total count) is a Pathology & Lab code. Total count of natural killer cells, measured via flow cytometry or immunophenotyping to assess immune system function and cytotoxic lymphocyte populations.
Who uses CPT code 86357?
CPT 86357 is used by Pathology, Immunology, Hematology. Used to evaluate immune status in immunocompromised patients, monitor transplant recipients, and assess response to immunotherapy. Common indications include suspected immunodeficiency, human immunodeficiency virus (HIV) monitoring, and evaluation of cancer patients undergoing immunologic treatment.
When is CPT 86357 used?
Used to evaluate immune status in immunocompromised patients, monitor transplant recipients, and assess response to immunotherapy. Common indications include suspected immunodeficiency, human immunodeficiency virus (HIV) monitoring, and evaluation of cancer patients undergoing immunologic treatment.
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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.