Application of cranial tongs, calipers, or a stereotactic frame to the skull for cervical spine traction or stereotactic localization, including subsequent removal.

Verified May 8, 2026 · 5 sources ↓

Medicare: $214.77
Total RVUs: 6.43
Global, days: 0
Region: Spine

Drawn from CMSAAPCFastrvu

Documentation requirements

What must appear in the operative or office note to support the claim.

Source · Editorial brief grounded in 5 cited references ↓

Specify the device type by name (e.g., Gardner-Wells tongs, halo ring, Leksell stereotactic frame) — 'fixation device' alone is insufficient for audit purposes.
Document the clinical indication: cervical fracture level and type, dislocation, spinal cord injury classification, or stereotactic procedure requiring frame placement.
Note the weight applied for traction cases (initial and any incremental adjustments) and the fluoroscopic or imaging confirmation of alignment if obtained.
Record time of application and removal, or state that removal was performed as part of the same encounter, to support the all-inclusive nature of the code.
For stereotactic frame use, document the subsequent procedure for which the frame was placed; this supports medical necessity and clarifies the relationship to any companion codes billed.

Applicable modifiers

Modifiers commonly billed with this code.

Source · AMA CPT modifier descriptors · CMS NCCI Policy Manual

22 Increased complexity 51 Multiple procedures 52 Reduced services 59 Distinct service 76 Repeat, same physician 77 Repeat, another physician 78 Unplanned return — related 79 Unrelated during global

What this code covers

Source · Editorial summary grounded in 5 cited references ↓

CPT 20660 covers placing cranial tongs, calipers, or a stereotactic frame on a patient's skull — devices used to apply traction to the cervical spine for fractures, dislocations, or spinal cord injuries, or to precisely locate and immobilize intracranial structures during diagnostic or therapeutic procedures such as MRI or neurosurgery. Removal of the device is included in the code; you cannot separately bill removal. The global period is 000, meaning any post-procedure evaluation beyond the same day is separately billable.

Although the code sits in the musculoskeletal surgery section (20000–29999), utilization data from the CMS Physician/Supplier Procedure Summary shows neurosurgery as the dominant billing specialty. Orthopaedic spine surgeons and trauma teams who apply cervical tong traction in the emergency or OR setting are the other primary billers. If a stereotactic frame application is integral to a separately reported neurosurgical procedure on the same date, verify NCCI bundling status before billing both — some stereotactic procedure codes include the frame setup.

RVU & reimbursement

Component RVUs and Medicare national rate. Actual payment varies by GPCI locality.

Source · CMS Physician Fee Schedule, RVU26A · January 2026

Work RVU	3.9
Practice expense RVU	1.27
Malpractice RVU	1.26
Total RVU	6.43
Medicare national rate	$214.77
Global period	0 days

Payment by site of service

Medicare pays different rates by setting. HOPD typically pays substantially more than ASC for the same procedure.

Source · CMS OPPS Addendum B·ASC HCPCS payment rates·2026

Setting	Medicare rate (national)
Office (PFS non-facility) Procedure performed in physician's office	$214.77
HOPD (APC 5112) Hospital outpatient department	$1,642.82
ASC (PI G2) Ambulatory surgical center (freestanding)	$872.87

Common denial reasons

The recurring reasons claims for CPT 20660 get rejected.

Source · Editorial brief grounded in CMS NCCI edits, AAOS coding appeals, and cited references ↓

Bundling denial when a stereotactic neurosurgical procedure code is billed same-day without verifying whether frame placement is already a component of that code per NCCI edits.
Lack of specificity in operative or procedure note — documentation that only states 'traction applied' without naming the device or specifying the cervical injury level fails medical necessity review.
Bilateral or laterality modifier applied incorrectly; cranial tong/frame application is a midline or skull-based procedure and does not qualify for bilateral billing under most payer policies.
Global period confusion: because the global is 000, some billers omit a same-day E/M that is separately identifiable; others incorrectly bill follow-up visits as bundled when they are separately payable after day 0.
Place-of-service mismatch between the claim and where the procedure was actually performed, particularly when device application occurs in the emergency department or ICU rather than the OR.

Frequently asked questions

Source · Generated from the editorial pipeline, verified against 5 cited references ↓

01Is removal of cranial tongs or a stereotactic frame separately billable?

No. Removal is included in 20660. The code covers both application and removal as a single service — you cannot unbundle removal into a second charge.

02Can 20660 be billed with a stereotactic neurosurgical procedure code on the same date?

Check NCCI edits before billing both. Some stereotactic procedure codes include frame placement as a component. If the edit exists without an override indicator, modifier 59 will not bypass it. Confirm the specific procedure pair in the current NCCI tables.

03The global period is 000 — what does that mean for same-day E/M billing?

A 000 global covers only the day of the procedure. A separately identifiable evaluation and management service on the same day can be billed with modifier 25 appended to the E/M. Post-procedure visits on subsequent days are separately billable without a modifier.

04Neurosurgery dominates the utilization data for 20660. Can orthopaedic spine surgeons bill it?

Yes. Any physician who applies cranial tongs or calipers for cervical traction — including orthopaedic trauma and spine surgeons — can bill 20660. Specialty of the billing provider does not restrict use of the code.

05Should modifier 50 be used if Gardner-Wells tongs are applied bilaterally to the skull?

No. Gardner-Wells tongs and similar cranial traction devices are applied as a single midline construct — bilateral pin placement is inherent to the device design, not a bilateral procedure on two separate anatomical sites. Modifier 50 does not apply.

06When is modifier 22 appropriate for 20660?

Use modifier 22 only when documented circumstances — such as severe deformity, morbid obesity, or prior hardware complicating pin placement — caused substantially greater physician work than typical. The operative note must explicitly describe what made the procedure more difficult and estimate additional time or effort.

Sources & references

Editorial content was developed using the following public sources. Last verified May 8, 2026.

Mira AI Scribe

Mira's AI scribe captures the device name, skull attachment site, clinical indication (fracture level, dislocation, or stereotactic procedure), traction weight applied, and whether removal occurred in the same encounter. This prevents the most common 20660 audit flag: procedure notes that name only 'cervical traction' without specifying the device type or the injury requiring it, which triggers medical necessity denials on post-payment review.

See how Mira captures CPT 20660 documentation