77066 Diagnosis mammo incl cad bi
Also known as: Diagnostic mammo CAD bilateral, Bilateral diagnostic mammography with CAD, diagnostic mammogram bilateral, diagnostic mammo
Diagnostic mammography of both breasts including computer-aided detection analysis.
In Plain Language
X-ray breast exam with computer analysis on both sides to find problems
Clinical Context
Comprehensive diagnostic assessment of both breasts in patients with symptoms or abnormal screening findings. Computer algorithms enhance detection of subtle lesions.
RVU Breakdown
| Work RVU | 0.98 |
| Total RVU | 0.98 |
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 0.98, this code ranks in the 58th percentile among Radiology codes — 1.2x the median (0.81). The highest wRVU in this category is 11.57.
Specialties
Frequently Asked Questions
What is CPT code 77066?
CPT 77066 (Diagnosis mammo incl cad bi) is a Radiology code. Diagnostic mammography of both breasts including computer-aided detection analysis.
Who uses CPT code 77066?
CPT 77066 is used by Radiology, Breast Surgery. Comprehensive diagnostic assessment of both breasts in patients with symptoms or abnormal screening findings. Computer algorithms enhance detection of subtle lesions.
When is CPT 77066 used?
Comprehensive diagnostic assessment of both breasts in patients with symptoms or abnormal screening findings. Computer algorithms enhance detection of subtle lesions.
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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.