CPT 77053Radiology

X-ray of mammary duct

CPT 77053 covers a specialized mammary duct x-ray (ductography), where contrast dye is injected into a breast duct through the nipple opening to visualize the duct system and identify abnormalities causing nipple discharge.

Showing rates for

National Average

Base Medicare rate

$52.08

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

0.36

PE RVU (NF)

1.22

MP RVU

0.03

Total RVU

1.61

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

NCCI bundling edits

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Billing tips

Do not confuse 77053 with standard mammography codes (77065-77067). This code specifically requires contrast injection into the duct system.
Impact: Incorrect code selection can result in underpayment of approximately $40-60 compared to diagnostic mammography rates
Document the specific duct that was cannulated, the type and volume of contrast used, and any technical difficulties encountered during cannulation.
Impact: Comprehensive documentation reduces audit risk and supports the medical necessity of the higher-complexity procedure
Bill 77053 in addition to any diagnostic mammography performed on the same day if both are medically necessary and documented as separate procedures using modifier 59.
Impact: Captures full reimbursement for both services, potentially adding $150-200 in additional revenue when appropriately documented
Ensure the indication clearly states the nature of the nipple discharge (spontaneous, unilateral, bloody, clear) as this establishes medical necessity.
Impact: Prevents denials for lack of medical necessity, protecting the $52.08 reimbursement
Always append RT or LT modifier to specify laterality, as this is required by most payers for breast imaging procedures.
Impact: Prevents claims rejection and processing delays that can extend reimbursement cycle by 30-60 days
Verify that the contrast injection procedure (CPT 19030) is not separately billable when performed for ductography, as it is included in 77053.
Impact: Prevents unbundling denials and potential compliance issues that could trigger broader audits

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Frequently asked questions

What is the Medicare reimbursement rate for CPT 77053 in 2025?

The 2025 Medicare national average payment rate for CPT 77053 is $52.08 for both facility and non-facility settings. This is based on 1.61 total RVUs multiplied by the 2025 conversion factor of 32.3465.

Can CPT 77053 be billed with a diagnostic mammography code on the same day?

Yes, but you must append modifier 59 to CPT 77053 to indicate it is a distinct procedural service. Documentation must clearly show that both the ductography and diagnostic mammography were medically necessary and performed as separate procedures, not as part of a single imaging protocol.

What is the difference between CPT 77053 and standard mammography codes?

CPT 77053 is specifically for ductography, which involves injecting contrast material into a breast duct through the nipple and taking x-rays to visualize the duct system. Standard mammography codes (77065-77067) are for routine breast imaging without intraductal contrast injection.

Do I need to bill separately for the contrast injection with CPT 77053?

No, the contrast injection (CPT 19030) is bundled into CPT 77053 and should not be billed separately. Billing both codes together will result in an unbundling denial and potential compliance issues.

What modifiers are required when billing CPT 77053?

Laterality modifiers RT (right) or LT (left) are required by most payers to specify which breast was examined. Additionally, use modifier 26 for professional component only or TC for technical component only if the service is split-billed.

Is prior authorization required for CPT 77053?

Prior authorization requirements vary by payer. Many commercial insurers require pre-authorization for ductography, especially since it is less commonly performed than MRI for nipple discharge evaluation. Always verify with the specific payer before scheduling the procedure.

What documentation is needed to support medical necessity for CPT 77053?

Documentation must include the clinical indication (typically spontaneous, unilateral, bloody or clear nipple discharge), results of any prior breast imaging that was negative or inconclusive, the specific duct cannulated, contrast type and volume used, imaging findings, and how the ductography results impacted patient management.