Fusion · Spine

Add-on code for laminectomy, facetectomy, and foraminotomy at each additional cervical, thoracic, or lumbar vertebral segment beyond the primary segment.

Verified May 8, 2026 · 6 sources ↓

Medicare: $187.38
Total RVUs: 5.61
Global, days
Region: Spine

Drawn from CMSAAPCMedtronicFastrvuPayerprice

Documentation requirements

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

Source · Editorial brief grounded in 6 cited references ↓

Identify each vertebral segment treated by level (e.g., L3 nerve root, L4 nerve root) — not just a count of levels
Specify whether decompression was unilateral or bilateral at each additional segment
Document that the primary decompression code (63045, 63046, or 63047) was performed and identify its level
Include a dedicated paragraph in the operative note for each additional nerve root decompression, describing the surgical attention directed to that level
Confirm that the additional segment decompression was not performed at the same vertebral level as any interbody arthrodesis, or document the distinction if modifier 59 is being used
Document surgical approach and instruments used (e.g., loupe magnification, Kerrison rongeur, high-speed drill) to support the complexity of work performed

Applicable modifiers

Modifiers commonly billed with this code.

Source · AMA CPT modifier descriptors · CMS NCCI Policy Manual

22 Increased complexity 59 Distinct service 62 Co-surgeons 80 Assistant surgeon AS PA/NP/CNS assistant XS Separate structure

What this code covers

Source · Editorial summary grounded in 6 cited references ↓

CPT 63048 is an add-on code (indicated by the '+' designation) reported for each additional vertebral segment when a laminectomy, facetectomy, and foraminotomy are performed beyond the single segment captured by the primary code. It covers unilateral or bilateral decompression of the spinal cord, cauda equina, and/or nerve roots at cervical, thoracic, or lumbar levels. Because it is an add-on code, it carries a ZZZ global period and is never reported alone — it always pairs with a primary decompression code such as 63045, 63046, or 63047.

NCCI policy bundles 63047 and 63048 into fusion codes 22630 and 22633 when decompression is performed at the same vertebral level as the arthrodesis. Decompression at a different level from the fusion, however, can be reported separately — modifier 59 is required in that scenario to survive NCCI edits. Fluoroscopy (76000) is integral to these spinal procedures and is not separately billable.

For 2026, CPT codes 63052 and 63053 specifically cover decompressions performed at the same segment as a posterior lumbar interbody fusion. If there is no interbody fusion involved, 63048 remains the correct add-on for multi-level laminectomy/foraminotomy work. Operative notes must document each nerve root decompression individually by level — generic language referencing a 'multilevel decompression' without level-by-level detail is a consistent audit trigger.

RVU & reimbursement

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

Source · CMS Physician Fee Schedule, RVU26A · January 2026

Work RVU	3.38
Practice expense RVU	1.13
Malpractice RVU	1.1
Total RVU	5.61
Medicare national rate	$187.38
Global period	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	$187.38

Common denial reasons

The recurring reasons claims for CPT 63048 get rejected.

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

Reported without a primary decompression code — 63048 is an add-on and cannot stand alone
NCCI bundling edit fires when 63048 is billed at the same vertebral level as 22630 or 22633 without modifier 59 establishing a distinct level
Operative note fails to document each additional nerve root decompression level individually, leaving auditors unable to support the number of units billed
Units billed exceed the number of additional segments supported by the operative report
Modifier 59 omitted when decompression at a level different from arthrodesis would otherwise trigger a bundling denial

Frequently asked questions

Source · Generated from the editorial pipeline, verified against 6 cited references ↓

01Can 63048 be billed without a primary decompression code?

No. 63048 is an add-on code. It must accompany a primary single-segment decompression code — 63045 (cervical), 63046 (thoracic), or 63047 (lumbar). Billing it alone will result in an automatic denial.

02How many units of 63048 can be reported in one operative session?

One unit per additional vertebral segment decompressed beyond the primary segment. Each unit must be supported by individual level-specific documentation in the operative note. If the note documents three additional levels, bill three units — but generic 'multilevel decompression' language won't support the count on audit.

03Does NCCI bundle 63048 with fusion codes like 22630 or 22633?

Yes — when decompression is at the same vertebral level as the interbody arthrodesis. If the decompression is at a different level than the fusion, append modifier 59 to 63048 to document the distinct procedural service and bypass the NCCI edit.

04When should 63052/63053 be used instead of 63047/63048?

Use 63052 (primary) and 63053 (add-on) when decompression is performed at the same segment as a posterior lumbar interbody fusion. If there is no interbody fusion, or the decompression is at a different level than the fusion, 63047/63048 remain the correct codes.

05Is fluoroscopy separately billable with 63048?

No. Per CMS NCCI policy, fluoroscopy (CPT 76000) is integral to spinal decompression procedures and is not separately reportable. Billing it alongside 63048 will trigger a bundling denial.

06Can modifier 62 (two surgeons) be appended to 63048?

Yes, if two surgeons of different specialties (e.g., an orthopedic surgeon and a neurosurgeon) each perform distinct portions of the additional-level decompression and both document their respective roles. Both surgeons append modifier 62 and each bills 63048 at 62.5% of the fee schedule amount.

Sources & references

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

Mira AI Scribe

Mira's AI scribe captures each nerve root decompressed by level from dictation — separating, for example, 'L3 nerve root decompression' and 'L4 nerve root decompression' as discrete documented events. It also flags the primary decompression level to confirm 63048 has a valid parent code, and notes whether any decompression was performed at a fusion level, prompting the coder to evaluate whether modifier 59 or a switch to 63052/63053 applies. This prevents the most common denial: unit count that can't be reconciled to documented levels.

See how Mira captures CPT 63048 documentation