$391.21
Use 77761 for a simple intracavitary application. This code is for an application documented as complex.
On this page
CMS RVU26D · Effective 2026-10-01
77763 Brachytherapy application Medicare reimbursement rates in Kentucky
Report this service for complex placement of an intracavitary radiation source, such as during brachytherapy for a gynecologic malignancy. Compare 77763 office and facility rates across CMS payment localities in Kentucky.
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 77763 in Kentucky?
Kentucky 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
$735.75
1 of 1 localities have a supported rate.
Payment area: Kentucky
One mapped payment locality.
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.
Radiation oncology
About 77763: Complex intracavitary radiation application
Report this service for complex placement of an intracavitary radiation source, such as during brachytherapy for a gynecologic malignancy.
This service covers complex placement of a radiation source within a body cavity for brachytherapy. A radiation oncologist typically performs the application, often in a hospital or other treatment setting. Gynecologic cancers involving sites such as the cervix or vagina are common clinical contexts for intracavitary treatment. The application is distinct from the subsequent delivery of radiation by a high-dose-rate remote afterloading system.
Choose this level when the documented application is complex rather than simple or intermediate; the record should support the treated site, the intracavitary approach, and the work involved in positioning the source or applicator. CMS assigns a 90-day global period, including the day-before preoperative visit and 90 days of related postoperative care. The service has professional and technical components: modifier 26 identifies interpretation, modifier TC identifies equipment and staff, and no modifier represents the global service. Modifier 50 is inappropriate for this service. An assistant is payable only when medical necessity is documented; co-surgeons and team surgery are not permitted.
CMS billing rules for 77763
- Global period
- Major surgery with a 90-day global period: the day-before preoperative visit and 90 days of related postoperative care are included.
- 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
- 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 RVU8.44 · 36%
- Practice expense (office) RVU14.78 · 62%
- Malpractice RVU0.49 · 2%
35
Medicare services in 2024 · #5573 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.
77763 compared with similar codes
Office rates for Kentucky, from the same CMS release.
$517.58
Use 77762 for an intermediate intracavitary application; this code represents the complex level.
$861.54
77778 describes complex interstitial source application, in which sources are placed within tissue; this code concerns intracavitary application.
$317.75
77770 describes high-dose-rate remote afterloading treatment. This code represents complex intracavitary source application rather than that treatment service.
Compare 77763 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
Kentucky →
Office / nonfacility
$735.75
Facility
Unavailable
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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 77763 in Kentucky.
PPRRVU2026_Oct_nonQPP.csv
9,151
- Code
- 77763
- Physician work
- 8.44
- Practice expense
- 14.78
- Malpractice
- 0.49
GPCI2026.csv
55
- Locality
- Kentucky
- Physician work
- 1.000
- Practice expense
- 0.889
- Malpractice
- 0.915
| Component | RVU | Locality factor | Adjusted |
|---|---|---|---|
| Physician work | 8.44 | × 1.000 | 8.4400 |
| Practice expense | 14.78 | × 0.889 | 13.1394 |
| Malpractice | 0.49 | × 0.915 | 0.4484 |
| Total RVUs | 22.0278 | ||
| Conversion factor | × 33.4009 | ||
Office / nonfacility rate, Kentucky$735.75
Explore RVUs, geographic factors and the full formula
Office / nonfacility
| Component | RVU | Local GPCI |
|---|---|---|
| Work | 8.44 | 1 |
| Practice expense | 14.78 | 0.889 |
| Malpractice | 0.49 | 0.915 |
(8.44 × 1 + 14.78 × 0.889 + 0.49 × 0.915) × $33.4009 = $735.75
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.
77763 billing questions
How is complex application distinguished from 77761 or 77762?
These codes distinguish simple, intermediate, and complex intracavitary applications. The procedure documentation should support the level selected; do not choose by diagnosis alone.
Is this code for radiation delivery or source placement?
It represents complex intracavitary source application. Codes 77770–77772 describe high-dose-rate remote afterloading treatment, so select based on the service performed.
Which modifiers identify the components?
Modifier 26 identifies the professional interpretation component, and modifier TC identifies the technical component, including equipment and staff. Reporting without either modifier represents the global service.
What postoperative care is included?
The 90-day global period includes the day-before preoperative visit and 90 days of related postoperative care.
Can an assistant or another surgeon be reported?
Assistant-at-surgery payment requires documentation of medical necessity. Co-surgeons and team surgery are not permitted for this service.
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.
9,14877762,,Apply intrcav radiat interm,A,,5.62,10.79,,10.79,NA,0.31,16.72,16.72,1,090,0.00,0.00,0.00,0,0,0,0,0,9,,33.4009,09,0,99,0.00,0.00,0.00
9,14977762,26,Apply intrcav radiat interm,A,,5.62,3.20,,3.20,,0.23,9.05,9.05,1,090,0.00,0.00,0.00,0,0,0,0,0,9,,33.4009,09,0,99,0.00,0.00,0.00
9,15077762,TC,Apply intrcav radiat interm,A,,0.00,7.59,,7.59,NA,0.08,7.67,7.67,1,090,0.00,0.00,0.00,0,0,0,0,0,9,,33.4009,09,0,99,0.00,0.00,0.00
9,15177763,,Apply intrcav radiat compl,A,,8.44,14.78,,14.78,NA,0.49,23.71,23.71,1,090,0.00,0.00,0.00,0,0,0,0,0,9,,33.4009,09,0,99,0.00,0.00,0.00
9,15277763,26,Apply intrcav radiat compl,A,,8.44,4.79,,4.79,,0.36,13.59,13.59,1,090,0.00,0.00,0.00,0,0,0,0,0,9,,33.4009,09,0,99,0.00,0.00,0.00
9,15377763,TC,Apply intrcav radiat compl,A,,0.00,9.99,,9.99,NA,0.13,10.12,10.12,1,090,0.00,0.00,0.00,0,0,0,0,0,9,,33.4009,09,0,99,0.00,0.00,0.00
9,15477767,,Hdr rdncl skn surf brachytx,A,,1.02,6.40,,6.40,NA,0.09,7.51,7.51,1,XXX,0.00,0.00,0.00,0,0,0,0,0,9,,33.4009,09,0,99,0.00,0.00,0.00
5208102,IN,00,INDIANA,1.000,0.927,0.486
5305102,IA,00,IOWA,1.000,0.915,0.397
5405202,KS,00,KANSAS,1.000,0.904,0.504
5515102,KY,00,KENTUCKY,1.000,0.889,0.915
5607202,LA,01,NEW ORLEANS,1.000,0.941,1.136
5707202,LA,99,REST OF LOUISIANA,1.000,0.885,0.958
5814112,ME,03,SOUTHERN MAINE,1.000,0.991,0.631