77046 MRI breast c- unilateral
Also known as: Breast MRI unilateral, Unilateral breast MRI
Magnetic resonance imaging of a single breast with contrast material administration.
In Plain Language
Breast scan using magnetic resonance imaging on one side
Clinical Context
Used to evaluate breast lesions, assess silicone implant integrity, or detect occult malignancy in high-risk patients. Provides superior soft tissue contrast compared to mammography.
RVU Breakdown
| Work RVU | 1.41 |
| Total RVU | 1.41 |
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 1.41, this code ranks in the 75th percentile among Radiology codes — 1.7x the median (0.81). The highest wRVU in this category is 11.57.
Specialties
Frequently Asked Questions
What is CPT code 77046?
CPT 77046 (MRI breast c- unilateral) is a Radiology code. Magnetic resonance imaging of a single breast with contrast material administration.
Who uses CPT code 77046?
CPT 77046 is used by Radiology, Oncology, Breast Surgery. Used to evaluate breast lesions, assess silicone implant integrity, or detect occult malignancy in high-risk patients. Provides superior soft tissue contrast compared to mammography.
When is CPT 77046 used?
Used to evaluate breast lesions, assess silicone implant integrity, or detect occult malignancy in high-risk patients. Provides superior soft tissue contrast compared to mammography.
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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.