22634
ActiveAdd-on codeArthrd cmbn 1ntrspc ea addl
22634 is an add-on code — it is only payable alongside a primary procedure: 22633.
2026 Medicare payment
Estimated allowed amounts. Pick a locality or enter a ZIP; toggle modifiers to see how the payment rules change the number; add the add-on codes to price the whole procedure.
| Line | Qty | Non-facility (office) | Facility (hospital/ASC) |
|---|---|---|---|
| 22634 | 1 | $432.54 | $432.54 |
| add-on20705 | 0 | $128.26/ unit | $106.21/ unit |
| add-on20930 | 0 | $0.00/ unit | $0.00/ unit |
| add-on20931 | 0 | $98.20/ unit | $98.20/ unit |
| add-on20936 | 0 | $0.00/ unit | $0.00/ unit |
| add-on20937 | 0 | $147.30/ unit | $147.30/ unit |
| add-on20938 | 0 | $163.33/ unit | $163.33/ unit |
| add-on20939 | 0 | $61.46/ unit | $61.46/ unit |
| add-on22840 | 0 | $668.35/ unit | $668.35/ unit |
| add-on22841 | 0 | $0.00/ unit | $0.00/ unit |
| add-on22842 | 0 | $680.04/ unit | $680.04/ unit |
| add-on22843 | 0 | $728.47/ unit | $728.47/ unit |
| add-on22844 | 0 | $875.10/ unit | $875.10/ unit |
| add-on22845 | 0 | $647.64/ unit | $647.64/ unit |
| add-on22846 | 0 | $673.36/ unit | $673.36/ unit |
| add-on22847 | 0 | $687.39/ unit | $687.39/ unit |
| add-on22848 | 0 | $317.64/ unit | $317.64/ unit |
| add-on22853 | 0 | $228.80/ unit | $228.80/ unit |
| add-on22854 | 0 | $300.61/ unit | $300.61/ unit |
| add-on22859 | 0 | $300.27/ unit | $300.27/ unit |
| add-on63052 | 0 | $229.80/ unit | $229.80/ unit |
| add-on63053 | 0 | $204.75/ unit | $204.75/ unit |
RVU breakdown (national)
Relative value units before geographic adjustment. Payment = (work×GPCIw + PE×GPCIpe + MP×GPCImp) × CF
| Row | Work RVU | PE RVU (office) | PE RVU (facility) | MP RVU | Total (office) |
|---|---|---|---|---|---|
| 22634 | 7.76 | 2.61 | 2.61 | 2.58 | 12.95 |
Payment policy for 22634
CMS's indicator fields, translated. These control which modifiers are payable and how.
Professional/technical (PC/TC)
pctc=0Physician service
Cannot be split into professional/technical components — modifiers 26 and TC don't apply.
Multiple procedures
mult_surg=0No reduction
No multiple-procedure payment adjustment applies (typical for add-on codes).
Bilateral (modifier 50)
bilt_surg=0150% rule doesn't apply
Bilateral adjustment does not apply (e.g., the code is unilateral by definition or physiology).
Assistant surgeon (80/81/82)
asst_surg=2Payable
Assistant at surgery (mod 80/81/82) is paid at 16% of the fee schedule amount.
Co-surgeons (modifier 62)
co_surg=2Payable
Co-surgeons (mod 62) are paid 62.5% of the fee each (125% total, split).
Team surgery (modifier 66)
team_surg=0Not permitted
Team surgery (mod 66) may not be paid for this procedure.
Source: pfs.data.cms.gov "Indicators for 2026", retrieved 2026-07-16; conversion factors $33.4009 / $33.5675 (QP) per CMS-1832-F. Estimated amounts — not billing or coding advice.