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CMS RVU26D · Effective 2026-10-01

77063 Screening breast tomosynthesis Medicare reimbursement rates in Maine

Report bilateral screening breast tomosynthesis as an add-on when three-dimensional images of both breasts are acquired and interpreted with a screening mammogram. Compare 77063 office and facility rates across CMS payment localities in Maine.

Amounts below use the non-QP conversion factor for participating physicians. These are base physician payments before claim-level adjustments, not patient costs or total hospital charges.

What does Medicare pay for 77063 in Maine?

Maine has 2 payment localities in this comparison. Use the service location to choose the applicable amount. These are the supported base rates for the 2 payment areas shown below, using the same CMS release.

Office / nonfacility

$48.29–$50.46

2 of 2 localities have a supported rate.

Lowest: Rest Of Maine

Highest: Southern Maine

A spread of $2.17 per service.

Facility setting

No supported rate

These are locality ranges, not averages or address-specific quotes. A facility-setting amount covers the physician service; it does not include a hospital’s separate bill. Choose a locality below to inspect its calculation, compare other payment areas, or price a percentage of Medicare.

Find 77063 in your payment locality →

Radiology

About 77063: Bilateral screening breast tomosynthesis add-on

Report bilateral screening breast tomosynthesis as an add-on when three-dimensional images of both breasts are acquired and interpreted with a screening mammogram.

This service adds tomosynthesis images of both breasts to a screening mammogram. An x-ray tube moves across each compressed breast, and the acquired images are reconstructed into thin slices that help the radiologist assess overlapping tissue. A mammography technologist obtains the images in a hospital outpatient department, freestanding imaging center, or mobile mammography unit. The radiologist interprets the tomosynthesis images alongside the screening mammogram’s standard or synthesized two-dimensional images.

Report 77063 once with bilateral screening mammography code 77067 when tomosynthesis of both breasts is performed and interpreted; it cannot be reported alone. The report should document bilateral tomosynthesis and its interpretation. As an add-on, 77063 is paid within the primary procedure’s global period. Its price already accounts for both breasts, so modifier 50 does not increase payment. Modifier 26 identifies the radiologist’s interpretation, modifier TC identifies the equipment and staff portion, and an unmodified claim represents the global service. For Medicare diagnostic tomosynthesis, use G0279 with the applicable diagnostic mammography code instead.

CMS billing rules for 77063

Global period
Add-on code: billed only together with a primary procedure and paid within that procedure's global period.
Professional and technical components
Diagnostic test with a professional component (modifier 26, interpretation) and a technical component (modifier TC, equipment and staff); billing without a modifier is the global service.
Bilateral procedures
The code is already priced as bilateral; modifier 50 does not increase payment.

Where the value comes from

  • Work RVU0.59 · 39%
  • Practice expense (office) RVU0.91 · 59%
  • Malpractice RVU0.03 · 2%

5.8M

Medicare services in 2024 · #38 by national volume

This summary was written with AI assistance from CMS physician fee schedule data and checked against the CMS billing rules shown here. Rates on this page come directly from CMS files.

77063 compared with similar codes

Office rates for Maine, from the same CMS release.

77062

Breast tomosynthesis bi

No office rate

77062 is bilateral diagnostic tomosynthesis. 77063 is limited to screening and is paired with 77067. For Medicare diagnostic tomosynthesis, report G0279 instead.

G0279

Diagnostic breast tomosynthesis

Add-on to diagnostic mammography

$38.46–$39.87

G0279 is Medicare’s tomosynthesis add-on for diagnostic mammograms reported with 77065 or 77066. Use 77063 when bilateral tomosynthesis accompanies a screening mammogram.

77067

Screening mammogram

Bilateral, CAD included

$117.63–$124.74

77067 reports bilateral screening mammography and is the required primary code. Add 77063 when bilateral screening tomosynthesis images are also acquired and interpreted.

77061

Breast tomosynthesis uni

No office rate

77061 describes diagnostic tomosynthesis of one breast. 77063 covers tomosynthesis of both breasts with a screening mammogram.

Compare 77063 by payment locality

Find the payment area for your service address, then open its rate page for calculation inputs, release history and the percentage-of-Medicare tool. A city may cross payment-area boundaries; the ZIP lookup above helps resolve the location.

2 of 2 payment localities

Office and facility base rates · shared scale starting at $0

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77063 billing questions

Can 77063 be billed without a screening mammogram?

No. It is an add-on to bilateral screening mammography code 77067 and is reported when bilateral screening tomosynthesis is also performed.

Which code is used for tomosynthesis during a diagnostic mammogram for Medicare?

Medicare uses add-on code G0279 with diagnostic mammography code 77065 or 77066. Do not use 77063 for diagnostic tomosynthesis.

Should modifier 50 or two units be reported?

No. Report one unit for tomosynthesis of both breasts. The code is already priced as bilateral, so modifier 50 does not increase payment.

How is billing split between a hospital and a reading radiologist?

The radiologist reports 77063-26 for the interpretation, while the hospital bills for the technical service. A freestanding imaging center may report 77063-TC for its technical portion or the unmodified global code when it furnishes both portions.

What if screening leads to a diagnostic workup the same day?

Report the diagnostic mammogram when performed, adding G0279 if diagnostic tomosynthesis is performed. Medicare requires modifier GG on the diagnostic mammography code when screening and diagnostic mammograms are performed for the same patient on the same day.

Where these rates come from

FeeBase calculates base physician payments from CMS work, practice-expense, and malpractice RVUs, adjusted by each locality’s geographic indices and the applicable conversion factor. Unavailable or separately priced services are labeled rather than assigned a made-up amount.

Source: RVU26D. Effective 2026-10-01 through the day before 2027-01-01.

RVUs for 77063PPRRVU2026_Oct_nonQPP.csv, line 8,973 (RVU26D)