70320 Full mouth x-ray of teeth
Also known as: full mouth x-ray, complete dental series, comprehensive periapical series
Full mouth radiographic examination of teeth including complete periapical series and bitewings for comprehensive dental assessment.
In Plain Language
x-ray of all teeth
Clinical Context
Used for comprehensive dental evaluation, caries screening, periodontal assessment, or pre-treatment planning.
RVU Breakdown
| Work RVU | 0.21 |
| Total RVU | 0.21 |
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 0.21, this code ranks in the 13th percentile among Radiology codes — 3.9x below the median (0.81). The highest wRVU in this category is 11.57.
Specialties
Frequently Asked Questions
What is CPT code 70320?
CPT 70320 (Full mouth x-ray of teeth) is a Radiology code. Full mouth radiographic examination of teeth including complete periapical series and bitewings for comprehensive dental assessment.
Who uses CPT code 70320?
CPT 70320 is used by dentistry, radiology. Used for comprehensive dental evaluation, caries screening, periodontal assessment, or pre-treatment planning.
When is CPT 70320 used?
Used for comprehensive dental evaluation, caries screening, periodontal assessment, or pre-treatment planning.
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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.