84443 Assay thyroid stim hormone
Also known as: TSH, thyrotropin, pituitary hormone
Quantitative assay of serum thyroid-stimulating hormone (TSH) from anterior pituitary, a key thyroid regulation marker.
In Plain Language
thyroid control hormone test
Clinical Context
Most sensitive thyroid screening test; elevated in primary hypothyroidism, suppressed in hyperthyroidism and secondary hypothyroidism.
RVU Information
CPT 84443 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 84443?
CPT 84443 (Assay thyroid stim hormone) is a Pathology & Lab code. Quantitative assay of serum thyroid-stimulating hormone (TSH) from anterior pituitary, a key thyroid regulation marker.
Who uses CPT code 84443?
CPT 84443 is used by Clinical Chemistry, Endocrinology, Pathology. Most sensitive thyroid screening test; elevated in primary hypothyroidism, suppressed in hyperthyroidism and secondary hypothyroidism.
When is CPT 84443 used?
Most sensitive thyroid screening test; elevated in primary hypothyroidism, suppressed in hyperthyroidism and secondary hypothyroidism.
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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.