83857 Assay of methemalbumin
Also known as: methemalbumin assay
Quantitative measurement of methemalbumin (complex of hemoglobin and heme with albumin) in serum indicating severe intravascular hemolysis.
In Plain Language
severe hemolysis marker
Clinical Context
Detection of significant intravascular hemolysis when haptoglobin is depleted. Indicates massive hemolysis from transfusion reactions, hemolytic uremic syndrome, or severe autoimmune hemolytic anemia.
RVU Information
CPT 83857 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 83857?
CPT 83857 (Assay of methemalbumin) is a Pathology & Lab code. Quantitative measurement of methemalbumin (complex of hemoglobin and heme with albumin) in serum indicating severe intravascular hemolysis.
Who uses CPT code 83857?
CPT 83857 is used by Pathology, Hematology, Transfusion Medicine. Detection of significant intravascular hemolysis when haptoglobin is depleted. Indicates massive hemolysis from transfusion reactions, hemolytic uremic syndrome, or severe autoimmune hemolytic anemia.
When is CPT 83857 used?
Detection of significant intravascular hemolysis when haptoglobin is depleted. Indicates massive hemolysis from transfusion reactions, hemolytic uremic syndrome, or severe autoimmune hemolytic anemia.
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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.