83664 Lamellar bdy fetal lung
Also known as: lamellar body count, surfactant assessment
Assessment of fetal lung maturity by evaluation of lamellar bodies (surfactant-containing structures) in amniotic fluid using microscopy.
In Plain Language
lung surfactant structures test
Clinical Context
Count of lamellar bodies in amniotic fluid indicates fetal lung maturity. Lamellar body count greater than 40,000 per microliter indicates mature lungs.
RVU Information
CPT 83664 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 83664?
CPT 83664 (Lamellar bdy fetal lung) is a Pathology & Lab code. Assessment of fetal lung maturity by evaluation of lamellar bodies (surfactant-containing structures) in amniotic fluid using microscopy.
Who uses CPT code 83664?
CPT 83664 is used by Pathology, Obstetrics, Laboratory Medicine. Count of lamellar bodies in amniotic fluid indicates fetal lung maturity. Lamellar body count greater than 40,000 per microliter indicates mature lungs.
When is CPT 83664 used?
Count of lamellar bodies in amniotic fluid indicates fetal lung maturity. Lamellar body count greater than 40,000 per microliter indicates mature lungs.
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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.