82233 Beta-amyloid 1-40 (abeta 40)
Also known as: amyloid beta 1-40, Abeta 40, Alzheimer disease biomarker
Immunoassay measurement of beta-amyloid 1-40 in cerebrospinal fluid to screen for Alzheimer disease pathology.
In Plain Language
Alzheimer disease test; memory disease marker; dementia screening
Clinical Context
Decreased in Alzheimer disease cerebrospinal fluid; combined with phosphorylated tau supports amyloid pathology diagnosis.
RVU Information
CPT 82233 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 82233?
CPT 82233 (Beta-amyloid 1-40 (abeta 40)) is a Pathology & Lab code. Immunoassay measurement of beta-amyloid 1-40 in cerebrospinal fluid to screen for Alzheimer disease pathology.
Who uses CPT code 82233?
CPT 82233 is used by Pathology, Neurology, Geriatrics. Decreased in Alzheimer disease cerebrospinal fluid; combined with phosphorylated tau supports amyloid pathology diagnosis.
When is CPT 82233 used?
Decreased in Alzheimer disease cerebrospinal fluid; combined with phosphorylated tau supports amyloid pathology diagnosis.
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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.