25390 describes shortening one forearm bone; 25391 describes lengthening one. Select based on the direction of the change documented in the operation.
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CMS RVU26D · Effective 2026-10-01
25391 Bone lengthening Medicare reimbursement rates in Georgia
Reports an operation to lengthen a shortened radius or ulna, typically to address a forearm bone-length discrepancy or deformity. Compare 25391 office and facility rates across CMS payment localities in Georgia.
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 25391 in Georgia?
Georgia 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
No supported rate
Facility setting
$899.89–$946.21
2 of 2 localities have a 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.
Orthopedic surgery
About 25391: Radius or ulna lengthening osteotomy
Reports an operation to lengthen a shortened radius or ulna, typically to address a forearm bone-length discrepancy or deformity.
The surgeon makes a corrective cut in one forearm bone and lengthens it to address shortening or a resulting alignment problem. Orthopedic and hand surgeons may perform this operation for a growth-related difference, congenital shortening, or a post-traumatic deformity. It is generally performed in an operating room, often in a hospital or ambulatory surgery setting; the operative report should identify the bone treated and the lengthening performed.
Report 25391 when the procedure lengthens either the radius or the ulna, rather than both bones. Documentation should support the indication, the specific bone, and the operative work; lengthening both bones is represented by a different code. The code has a 90-day global period, including the day-before preoperative visit and 90 days of related postoperative care. When multiple procedures are performed in the same session, the highest-valued procedure is paid in full and other procedures are subject to the standard 50% reduction. Modifier 50 bilateral payment is 150%. Assistant-at-surgery services may be paid; co-surgeon payment requires supporting documentation, and team surgery is not permitted.
CMS billing rules for 25391
- 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 procedure with modifier 50 is paid at 150%.
- Assistant at surgery
- Assistant at surgery may be paid.
- Co-surgeons
- Co-surgeons paid only with supporting documentation.
- Team surgery
- Team surgery not permitted.
Where the value comes from
- Work RVU13.92 · 51%
- Practice expense (office) RVU10.63 · 39%
- Malpractice RVU2.97 · 11%
33
Medicare services in 2024 · #5592 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.
25391 compared with similar codes
Office rates for Georgia, from the same CMS release.
25392 is for shortening both the radius and ulna. It is not the one-bone lengthening service represented by 25391.
25393 describes lengthening both forearm bones, while 25391 describes lengthening either the radius or the ulna.
Compare 25391 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
Atlanta →
Office / nonfacility
Unavailable
Facility
$946.21
Rest Of Georgia →
Office / nonfacility
Unavailable
Facility
$899.89
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25391 billing questions
When should 25391 be chosen over 25393?
Use 25391 when the surgeon lengthens one forearm bone, either the radius or ulna. Use 25393 when both bones are lengthened.
How does 25391 differ from 25390?
Both describe work on one forearm bone, but 25391 lengthens it and 25390 shortens it. The operative report should make the direction of the bone-length change clear.
Are related postoperative visits separately reported?
Related postoperative care during the 90-day global period is included, as is the day-before preoperative visit. The global period begins with the operation.
How is bilateral performance handled?
The CMS bilateral rule specifies modifier 50 and payment at 150%. Documentation should identify the procedures performed on each side.
What documentation supports reporting 25391?
The operative report should identify whether the radius or ulna was lengthened and describe the corrective work. If both bones were lengthened, consider the code for lengthening both rather than 25391.
Can an assistant or co-surgeon be reported?
Assistant-at-surgery services may be paid. Co-surgeon payment requires supporting documentation; team surgery is not permitted.
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.
