75893 Venous sampling by catheter
Also known as: venous sampling, selective venous sampling, adrenal vein sampling
Radiographic imaging with catheter-based venous blood sampling from multiple sites to assess hormonal gradients or oxygen saturation.
In Plain Language
blood sample collection via catheter with X-ray; diagnostic blood collection during imaging
Clinical Context
Evaluates primary aldosteronism lateralization, pheochromocytoma location, and other endocrine disorders via selective venous sampling.
RVU Breakdown
| Work RVU | 0.53 |
| Total RVU | 0.53 |
Est. Medicare Payment
National estimate based on 2026 CMS PFS Conversion Factor ($33.40). Actual payment varies by locality (GPCI adjustment).
Billing & Documentation
Radiology codes require a written order, clinical indication, and a formal interpretation report. The professional component (modifier -26) and technical component (modifier -TC) may be billed separately.
How This Code Compares
With a work RVU of 0.53, this code ranks in the 32nd percentile among Radiology codes — 1.5x below the median (0.81). The highest wRVU in this category is 11.57.
Specialties
Frequently Asked Questions
What is CPT code 75893?
CPT 75893 (Venous sampling by catheter) is a Radiology code. Radiographic imaging with catheter-based venous blood sampling from multiple sites to assess hormonal gradients or oxygen saturation.
Who uses CPT code 75893?
CPT 75893 is used by Radiology, Endocrinology. Evaluates primary aldosteronism lateralization, pheochromocytoma location, and other endocrine disorders via selective venous sampling.
When is CPT 75893 used?
Evaluates primary aldosteronism lateralization, pheochromocytoma location, and other endocrine disorders via selective venous sampling.
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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.