64859 Nerve surgery
What 64859 is
CMS fee schedule short descriptor: Nerve surgery.
Full CPT long descriptions are licensed by the American Medical Association and are not published on this site; the short descriptor above is the one CMS prints in its own fee schedule file. See About CPT.
Medicare payment for 64859 (CY2026)
| Work RVU | Practice expense RVU | Malpractice RVU | Total | Medicare rate | |
|---|---|---|---|---|---|
| Non-facility (office) | 4.14 | 1.32 | 0.89 | 6.35 | $212.10 |
| Facility (hospital, ASC) | 4.14 | 1.32 | 0.89 | 6.35 | $212.10 |
National rates: total RVUs x the CY2026 conversion factor of 33.4009 (non-QP), before geographic adjustment. Actual Medicare payment is 80% of the rate shown after the deductible; the patient or secondary payer owes the 20% coinsurance.
Status: Active - payable under the Physician Fee Schedule. Global period: Add-on code: global period of the primary procedure applies.
Medically Unlikely Edit (MUE)
Medicare caps 64859 at 2 units per date of service for practitioner claims (MAI 3 - date of service edit (clinical): units above the MUE may pay with documentation on appeal), rationale: Clinical: Data. Units above the cap are denied unless the edit's adjudication rules allow an appeal with documentation.
Billed with 64859? These codes are bundled into it
64859 is a Column 1 code in 45 active NCCI PTP edits. When one of these Column 2 codes is reported on the same date of service, it is denied as bundled - unless the edit's modifier indicator is 1 and documentation supports a distinct service with an NCCI-associated modifier.
| Column 2 code | Short description | Modifier indicator | |
|---|---|---|---|
0333T | Visual ep scr acuity auto | 0 - no modifier bypass | Check pair |
0464T | Visual ep test for glaucoma | 0 - no modifier bypass | Check pair |
27305 | Incise thigh tendon & fascia | 1 - modifier may bypass | Check pair |
27496 | Decompression of thigh/knee | 1 - modifier may bypass | Check pair |
27600 | Decompression of lower leg | 1 - modifier may bypass | Check pair |
27601 | Decompression of lower leg | 1 - modifier may bypass | Check pair |
36591 | Draw blood off venous device | 0 - no modifier bypass | Check pair |
36592 | Collect blood from picc | 0 - no modifier bypass | Check pair |
62320 | Njx interlaminar crv/thrc | 0 - no modifier bypass | Check pair |
62321 | Njx interlaminar crv/thrc | 0 - no modifier bypass | Check pair |
62322 | Njx interlaminar lmbr/sac | 0 - no modifier bypass | Check pair |
62323 | Njx interlaminar lmbr/sac | 0 - no modifier bypass | Check pair |
92652 | Aep thrshld est mlt freq i&r | 0 - no modifier bypass | Check pair |
92653 | Aep neurodiagnostic i&r | 0 - no modifier bypass | Check pair |
95822 | Eeg coma or sleep only | 0 - no modifier bypass | Check pair |
95860 | Needle emg 1 extremity | 0 - no modifier bypass | Check pair |
95861 | Needle emg 2 extremities | 0 - no modifier bypass | Check pair |
95863 | Needle emg 3 extremities | 0 - no modifier bypass | Check pair |
95864 | Needle emg 4 extremities | 0 - no modifier bypass | Check pair |
95865 | Needle emg larynx | 0 - no modifier bypass | Check pair |
95866 | Needle emg hemidiaphragm | 0 - no modifier bypass | Check pair |
95867 | Ndl emg cranial nrv musc uni | 0 - no modifier bypass | Check pair |
95868 | Ndl emg cranial nrv musc bi | 0 - no modifier bypass | Check pair |
95869 | Ndl emg thrc paraspinal musc | 0 - no modifier bypass | Check pair |
95870 | Ndl emg lmtd std musc 1 xtr | 0 - no modifier bypass | Check pair |
95907 | Nvr cndj tst 1-2 studies | 0 - no modifier bypass | Check pair |
95908 | Nrv cndj tst 3-4 studies | 0 - no modifier bypass | Check pair |
95909 | Nrv cndj tst 5-6 studies | 0 - no modifier bypass | Check pair |
95910 | Nrv cndj test 7-8 studies | 0 - no modifier bypass | Check pair |
95911 | Nrv cndj test 9-10 studies | 0 - no modifier bypass | Check pair |
Showing 30 of 45 column 2 codes. Use the pair checker for any specific combination.
Data: CMS CY2026 Physician Fee Schedule RVU file (October release, RVU26D) and Medicare NCCI PTP practitioner edits v32.3 (2026 Q4). Verify against the official files before billing or contracting decisions.