This code describes arthroscopic subacromial decompression. Use 23415 for the open ligament-release procedure.
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CMS RVU26D · Effective 2026-10-01
23415 Shoulder decompression Medicare reimbursement rates in Georgia
Reports open release of the shoulder’s coracoacromial ligament, with or without acromioplasty, during surgery for subacromial impingement. Compare 23415 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 23415 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
$638.24–$676.39
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 23415: Open coracoacromial ligament release
Reports open release of the shoulder’s coracoacromial ligament, with or without acromioplasty, during surgery for subacromial impingement.
The surgeon releases the coracoacromial ligament, which spans the coracoid process and acromion, to increase clearance in the subacromial space. The procedure may include reshaping the acromion. An orthopedic surgeon typically performs it through an open approach during surgery for shoulder impingement, sometimes in the same session as rotator cuff repair.
Report 23415 when the operative work includes an open coracoacromial ligament release; acromioplasty may be performed with it. The operative report should identify the ligament release and any acromial work, rather than relying on an impingement diagnosis alone. CMS assigns a 90-day global period, including the day-before preoperative visit and 90 days of related postoperative care. When multiple procedures are performed in one session, the highest-valued procedure is paid in full and other procedures at 50%. For bilateral work reported with modifier 50, CMS pays at 150%. Assistant-at-surgery payment is restricted; co-surgeon payment requires supporting documentation, and team surgery is not permitted.
CMS billing rules for 23415
- 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
- Statutory restriction: assistant at surgery is not paid.
- Co-surgeons
- Co-surgeons paid only with supporting documentation.
- Team surgery
- Team surgery not permitted.
Where the value comes from
- Work RVU9.00 · 46%
- Practice expense (office) RVU8.86 · 45%
- Malpractice RVU1.85 · 9%
257
Medicare services in 2024 · #4116 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.
23415 compared with similar codes
Office rates for Georgia, from the same CMS release.
23412 reports repair of a chronic rotator cuff tear; 23415 reports open coracoacromial ligament release, with or without acromioplasty.
23410 reports repair of an acute rotator cuff tear. It does not identify the ligament-release and acromial work described by 23415.
Compare 23415 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
$676.39
Rest Of Georgia →
Office / nonfacility
Unavailable
Facility
$638.24
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23415 billing questions
Does 23415 include acromioplasty?
Yes. The code covers coracoacromial ligament release with or without acromioplasty, so acromial reshaping performed as part of that service is included.
Can 23415 be reported with a rotator cuff repair?
The codes describe different work: ligament release and acromial work versus tendon repair. Report both only when both services were performed and the applicable coding edits permit separate reporting.
How does 23415 differ from 29826?
23415 describes the open approach. Code 29826 describes arthroscopic subacromial decompression, so the operative approach distinguishes the codes.
What documentation supports 23415?
The operative report should identify the open release of the coracoacromial ligament and describe any acromioplasty performed. A diagnosis of shoulder impingement alone does not establish that the procedure was done.
What are the assistant and co-surgeon payment rules?
CMS does not pay an assistant at surgery for this code. Co-surgeons are paid only with 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.
