70120 X-ray examination of mastoids
Also known as: mastoid x-ray, mastoid imaging limited
Radiographic examination of the mastoid bone(s) with limited views for mastoiditis evaluation.
In Plain Language
x-ray of the mastoid bone
Clinical Context
Used for acute or chronic mastoiditis, air cell disease, or post-operative mastoid assessment.
RVU Breakdown
| Work RVU | 0.18 |
| Total RVU | 0.18 |
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 0.18, this code ranks in the 9th percentile among Radiology codes — 4.5x below the median (0.81). The highest wRVU in this category is 11.57.
Specialties
Frequently Asked Questions
What is CPT code 70120?
CPT 70120 (X-ray examination of mastoids) is a Radiology code. Radiographic examination of the mastoid bone(s) with limited views for mastoiditis evaluation.
Who uses CPT code 70120?
CPT 70120 is used by radiology, otolaryngology. Used for acute or chronic mastoiditis, air cell disease, or post-operative mastoid assessment.
When is CPT 70120 used?
Used for acute or chronic mastoiditis, air cell disease, or post-operative mastoid assessment.
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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.