47700
No office rateBile duct exploration
47700 describes exploration of the bile ducts. It is not the code for operative revision of a prior anastomosis.
On this page
CMS RVU26D · Effective 2026-10-01
47701 Bile duct revision Medicare reimbursement rates in Connecticut
Revision of a previously created bile duct anastomosis without reconstruction, typically to address a narrowed, leaking, or dysfunctional surgical connection. Compare 47701 office and facility rates across CMS payment localities in Connecticut.
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 47701 in Connecticut?
Connecticut has 1 payment locality in this comparison. Use the service location to choose the applicable amount. These are the supported base rates for the payment area shown below, using the same CMS release.
Office / nonfacility
No supported rate
Facility setting
$1724.94
1 of 1 localities have a supported rate.
Payment area: Connecticut
One mapped payment locality.
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.
Biliary surgery
About 47701: Bile duct anastomosis revision
Revision of a previously created bile duct anastomosis without reconstruction, typically to address a narrowed, leaking, or dysfunctional surgical connection.
47701 describes operative revision of an existing bile duct anastomosis while retaining the existing connection rather than creating a reconstruction. A surgeon may revise a narrowed or otherwise dysfunctional biliary-enteric junction after prior biliary surgery. The work is performed in an operating room and involves surgically correcting the anastomosis, not simply inspecting the bile duct. The operative report should identify the prior connection and the revision performed.
Choose this code when the surgeon revises the existing anastomosis without reconstruction; use the related reconstruction code when the operative work includes reconstruction. Document the indication, anatomy, surgical changes, and whether reconstruction was performed. The 90-day global includes the day-before preoperative visit and 90 days of related postoperative care. For multiple procedures in one session, the highest-valued procedure is paid in full and the others at 50%. Modifier 50 is inappropriate for this anastomosis. Assistant-at-surgery payment requires documented medical necessity; co-surgeons and team surgery are not permitted.
CMS billing rules for 47701
- Global period
- Major surgery with a 90-day global period: the day-before preoperative visit and 90 days of related postoperative care are included.
- Multiple procedures
- Standard multiple procedure reduction: the highest-valued procedure is paid in full and others at 50% when performed in the same session.
- Bilateral procedures
- Bilateral adjustment does not apply; the descriptor or anatomy makes modifier 50 inappropriate.
- Assistant at surgery
- Assistant at surgery is paid only with documentation of medical necessity.
- Co-surgeons
- Co-surgeons not permitted.
- Team surgery
- Team surgery not permitted.
Where the value comes from
- Work RVU28.01 · 58%
- Practice expense (office) RVU13.02 · 27%
- Malpractice RVU7.48 · 15%
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.
47701 compared with similar codes
Office rates for Connecticut, from the same CMS release.
No office rate
47760 describes creating a connection between extrahepatic bile ducts and the gastrointestinal tract; 47701 revises an existing connection without reconstruction.
No office rate
47765 describes creating a connection between liver ducts and the gastrointestinal tract, rather than revising an existing bile duct anastomosis.
Compare 47701 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.
1 of 1 payment localities
Connecticut →
Office / nonfacility
Unavailable
Facility
$1724.94
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How this local rate is calculated
Each RVU component is multiplied by its own geographic practice cost index (GPCI). The three adjusted components are added, then multiplied by the conversion factor. These are the inputs used for 47701 in Connecticut.
PPRRVU2026_Oct_nonQPP.csv
5,714
- Code
- 47701
- Physician work
- 28.01
- Practice expense
- 13.02
- Malpractice
- 7.48
GPCI2026.csv
38
- Locality
- Connecticut
- Physician work
- 1.020
- Practice expense
- 1.077
- Malpractice
- 1.210
| Component | RVU | Locality factor | Adjusted |
|---|---|---|---|
| Physician work | 28.01 | × 1.020 | 28.5702 |
| Practice expense | 13.02 | × 1.077 | 14.0225 |
| Malpractice | 7.48 | × 1.210 | 9.0508 |
| Total RVUs | 51.6435 | ||
| Conversion factor | × 33.4009 | ||
Facility rate, Connecticut$1724.94
Explore RVUs, geographic factors and the full formula
Facility
| Component | RVU | Local GPCI |
|---|---|---|
| Work | 28.01 | 1.02 |
| Practice expense | 13.02 | 1.077 |
| Malpractice | 7.48 | 1.21 |
(28.01 × 1.02 + 13.02 × 1.077 + 7.48 × 1.21) × $33.4009 = $1724.94
The office and facility calculations use their respective practice-expense RVUs. The facility amount here is the physician fee, not a separate hospital or facility bill.
47701 billing questions
How is 47701 distinguished from 47702?
Use 47701 for revision of the existing bile duct anastomosis without reconstruction. When the operative work includes reconstruction, consider 47702 instead.
Does 47701 include the related postoperative visits?
Yes. Its 90-day global includes the day-before preoperative visit and 90 days of related postoperative care.
Can modifier 50 be used for a bilateral revision?
No. Modifier 50 is inappropriate for revision of a bile duct anastomosis; the service is not a paired bilateral procedure.
When may an assistant-at-surgery be reported?
Assistant-at-surgery payment is available only when the record documents medical necessity. Co-surgeon and team-surgery billing are not permitted for this code.
What documentation supports reporting 47701?
Document the preexisting anastomosis, the reason it required revision, the operative work performed, and whether reconstruction was performed.
How are multiple procedures in the same session paid?
The highest-valued procedure is paid in full, with the other procedures paid at 50% when performed in the same session.
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.
5,71147612,,Removal of gallbladder,A,,20.68,9.46,NA,9.46,,5.53,35.67,35.67,0,090,0.09,0.81,0.10,2,0,2,1,0,9,,33.4009,09,0,99,0.00,0.00,0.00
5,71247620,,Removal of gallbladder,A,,22.49,9.90,NA,9.90,,6.02,38.41,38.41,0,090,0.09,0.81,0.10,2,0,2,1,0,9,,33.4009,09,0,99,0.00,0.00,0.00
5,71347700,,Exploration of bile ducts,A,,16.09,9.80,NA,9.80,,4.30,30.19,30.19,0,090,0.09,0.81,0.10,2,0,2,1,0,9,,33.4009,09,0,99,0.00,0.00,0.00
5,71447701,,Bile duct revision,A,,28.01,13.02,NA,13.02,,7.48,48.51,48.51,0,090,0.09,0.81,0.10,2,0,0,0,0,9,,33.4009,09,0,99,0.00,0.00,0.00
5,71547711,,Excision of bile duct tumor,A,,25.25,11.75,NA,11.75,,6.33,43.33,43.33,0,090,0.09,0.81,0.10,2,0,2,1,0,9,,33.4009,09,0,99,0.00,0.00,0.00
5,71647712,,Excision of bile duct tumor,A,,32.88,13.80,NA,13.80,,8.80,55.48,55.48,0,090,0.09,0.81,0.10,2,0,2,1,0,9,,33.4009,09,0,99,0.00,0.00,0.00
5,71747715,,Excision of bile duct cyst,A,,21.01,10.92,NA,10.92,,5.61,37.54,37.54,0,090,0.09,0.81,0.10,2,0,2,1,0,9,,33.4009,09,0,99,0.00,0.00,0.00
3501112,CA,70,YUBA CITY,1.017,1.096,0.536
3601112,CA,75,REST OF CALIFORNIA,1.017,1.096,0.536
3704112,CO,01,COLORADO,1.012,1.064,0.781
3813102,CT,00,CONNECTICUT,1.020,1.077,1.210
3912202,DC,01,DC + MD/VA SUBURBS,1.054,1.178,1.113
4012102,DE,01,DELAWARE,1.005,0.988,0.899
4109102,FL,03,FORT LAUDERDALE,1.000,1.013,1.808