42330 Removal of salivary stone
Also known as: sialolith removal, stone removal, sialolithotomy
Surgical removal of a salivary stone (sialolith) from the salivary gland or ductal system, typically through intraoral approach.
In Plain Language
removal of stone from salivary gland
Clinical Context
Surgical extraction of calcified deposits obstructing salivary glands, typically from submandibular gland causing pain and swelling.
RVU Breakdown
| Work RVU | 2.20 |
| Total RVU | 2.20 |
Est. Medicare Payment
National estimate based on 2026 CMS PFS Conversion Factor ($33.40). Actual payment varies by locality (GPCI adjustment).
Billing & Documentation
As a surgical CPT code, proper documentation must include the operative report detailing the procedure performed, patient positioning, approach, findings, and any complications. This code has a 10-day global period — follow-up visits within 10 days of the procedure are included in the reimbursement. Ensure the diagnosis code (ICD-10) supports medical necessity for the procedure.
How This Code Compares
With a work RVU of 2.20, this code ranks in the 15th percentile among Surgery codes — 3.6x below the median (8.00). The highest wRVU in this category is 106.19.
Specialties
Frequently Asked Questions
What is CPT code 42330?
CPT 42330 (Removal of salivary stone) is a Surgery code. Surgical removal of a salivary stone (sialolith) from the salivary gland or ductal system, typically through intraoral approach.
What is the wRVU value for CPT 42330?
The work RVU for CPT 42330 is 2.20. This code is primarily used by Oral Surgery, Dentistry. It has a 10-day global period.
When is CPT 42330 used?
Surgical extraction of calcified deposits obstructing salivary glands, typically from submandibular gland causing pain and swelling.
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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.