84425 Assay of vitamin b-1
Also known as: vitamin B1, thiamine, thiamin level
Quantitative assay of serum vitamin B1 (thiamine) concentration, measuring this essential B-complex vitamin.
In Plain Language
B1 vitamin level test
Clinical Context
Evaluates thiamine deficiency (Wernicke-Korsakoff syndrome, beriberi); common in alcoholism, malnutrition, and hyperemesis.
RVU Information
CPT 84425 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 84425?
CPT 84425 (Assay of vitamin b-1) is a Pathology & Lab code. Quantitative assay of serum vitamin B1 (thiamine) concentration, measuring this essential B-complex vitamin.
Who uses CPT code 84425?
CPT 84425 is used by Clinical Chemistry, Nutrition, Pathology. Evaluates thiamine deficiency (Wernicke-Korsakoff syndrome, beriberi); common in alcoholism, malnutrition, and hyperemesis.
When is CPT 84425 used?
Evaluates thiamine deficiency (Wernicke-Korsakoff syndrome, beriberi); common in alcoholism, malnutrition, and hyperemesis.
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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.