83505 Assay total hydroxyproline
Also known as: total hydroxyproline, total urine hydroxyproline
Quantitative measurement of total hydroxyproline (free and peptide-bound) in urine reflecting bone and collagen metabolism.
In Plain Language
bone and collagen breakdown test
Clinical Context
Marker of bone resorption and collagen breakdown used in metabolic bone disease evaluation. Elevated in hyperparathyroidism, Paget disease, and hyperthyroidism.
RVU Information
CPT 83505 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 83505?
CPT 83505 (Assay total hydroxyproline) is a Pathology & Lab code. Quantitative measurement of total hydroxyproline (free and peptide-bound) in urine reflecting bone and collagen metabolism.
Who uses CPT code 83505?
CPT 83505 is used by Pathology, Orthopedics, Endocrinology. Marker of bone resorption and collagen breakdown used in metabolic bone disease evaluation. Elevated in hyperparathyroidism, Paget disease, and hyperthyroidism.
When is CPT 83505 used?
Marker of bone resorption and collagen breakdown used in metabolic bone disease evaluation. Elevated in hyperparathyroidism, Paget disease, and hyperthyroidism.
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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.