78231 Salivary glnd img serial img
Also known as: salivary gland scan serial, dynamic sialocintigraphy
Salivary gland imaging with serial imaging performed to assess salivary flow dynamics and gland drainage.
In Plain Language
salivary gland flow test; timed salivary gland imaging
Clinical Context
Evaluates salivary flow rates, gland drainage, and functional reserve. Diagnoses obstruction, dysfunction, and Sjögren syndrome.
RVU Breakdown
| Work RVU | 0.51 |
| Total RVU | 0.51 |
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 0.51, this code ranks in the 30th percentile among Radiology codes — 1.6x below the median (0.81). The highest wRVU in this category is 11.57.
Specialties
Frequently Asked Questions
What is CPT code 78231?
CPT 78231 (Salivary glnd img serial img) is a Radiology code. Salivary gland imaging with serial imaging performed to assess salivary flow dynamics and gland drainage.
Who uses CPT code 78231?
CPT 78231 is used by Nuclear Medicine, Otolaryngology, Radiology. Evaluates salivary flow rates, gland drainage, and functional reserve. Diagnoses obstruction, dysfunction, and Sjögren syndrome.
When is CPT 78231 used?
Evaluates salivary flow rates, gland drainage, and functional reserve. Diagnoses obstruction, dysfunction, and Sjögren syndrome.
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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.