CPT 77054Radiology

X-ray of mammary ducts

CPT 77054 covers X-ray imaging of the milk ducts in the breast, also called ductography or galactography. This specialized imaging helps diagnose the cause of nipple discharge or detect abnormalities within the breast duct system.

Showing rates for

National Average

Base Medicare rate

$67.28

This calculator gives a typical-case estimate using standard Medicare modifier rules. Actual payment depends on payer policies, documentation, code-specific CMS status indicators, and locality. Verify before billing.

RVU breakdown

Work RVU

0.45

PE RVU (NF)

1.6

MP RVU

0.03

Total RVU

2.08

Conversion factor: 32.3465 · Source: CMS MPFS RVU25A · Confidence: High

NCCI bundling edits

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Billing tips

Always append laterality modifiers (RT or LT) to specify which breast was examined, as this is required for proper adjudication
Impact: Prevents automatic denials for missing laterality information, avoiding 15-30 day payment delays
Document the specific duct cannulated, contrast type and volume used, number of images obtained, and medical necessity (nipple discharge characteristics) in the procedure report
Impact: Comprehensive documentation reduces denial rate by approximately 40% and supports medical necessity during audits
Do not bill 77054 with diagnostic mammography (77065-77067) on the same day unless clear documentation supports separate clinical indications; ductography typically replaces rather than supplements mammography
Impact: Prevents bundling denials and potential $67-150 payment recoupment for inappropriate concurrent billing
Code 77054 includes both the injection procedure and the imaging; do not separately bill for contrast material administration or injection procedures
Impact: Avoids unbundling denials and compliance issues that could trigger audits and refund demands
Verify that pathologic nipple discharge is documented in the medical record prior to the procedure, as this is the primary medical necessity criterion payers use
Impact: Ensures coverage approval; lack of documented nipple discharge results in 60-80% denial rate for medical necessity
When performed in a facility setting, ensure the facility bills the technical component and physician bills professional component (modifier 26) to receive full combined reimbursement of $67.28

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Frequently asked questions

What is the 2025 Medicare reimbursement rate for CPT 77054?

The 2025 Medicare national average reimbursement rate for CPT 77054 is $67.28 for both facility and non-facility settings. This rate is based on 2.08 total RVUs (0.45 work RVU, 1.6 practice expense RVU, 0.03 malpractice RVU) multiplied by the 2025 conversion factor of 32.3465.

Can CPT 77054 be billed with a diagnostic mammogram on the same day?

Generally no, CPT 77054 should not be billed with diagnostic mammography (77065-77067) on the same day as they typically address overlapping clinical questions and ductography often serves as an alternative to mammography for evaluating nipple discharge. Billing both together usually results in bundling denials unless clear documentation supports entirely separate clinical indications with modifier 59.

What modifiers are required when billing CPT 77054?

Laterality modifiers RT (right) or LT (left) are required to specify which breast was examined. Additionally, modifier 26 should be appended when billing only the professional component (interpretation), while modifier TC is used for the technical component only. Split billing is common in hospital outpatient settings where radiologists bill the professional component separately from the facility's technical component.

What documentation is needed to support medical necessity for CPT 77054?

Medical necessity requires documentation of pathologic nipple discharge that is spontaneous, unilateral, from a single duct, and bloody, serous, or clear in character. The medical record should show that standard breast imaging (mammography or ultrasound) did not identify the cause of discharge. Clinical notes must detail discharge characteristics, duration, and breast examination findings.

How many RVUs is CPT 77054 worth in 2025?

CPT 77054 has a total of 2.08 RVUs in 2025, consisting of 0.45 work RVUs, 1.6 practice expense RVUs (both facility and non-facility), and 0.03 malpractice RVUs. These values are from the CMS Medicare Physician Fee Schedule RVU25A released December 23, 2024.

What is the difference between CPT 77053 and 77054?

CPT 77053 covers mammography screening for women with dense breasts or high cancer risk (computer-aided detection), while CPT 77054 is a diagnostic procedure specifically for imaging the milk ducts using contrast material (ductography). Code 77054 is used only when evaluating pathologic nipple discharge, whereas 77053 is used for supplemental screening purposes.

Who can perform and bill for CPT 77054?

CPT 77054 must be performed and interpreted by a licensed physician, typically a board-certified radiologist with specialized training in breast imaging. The physician must personally perform the duct cannulation and contrast injection; these components cannot be delegated to radiologic technologists. Both the procedure performance and image interpretation must be documented with physician signature to support billing.