CPT 22101Surgery

Remove part thorax vertebra

CPT code 22101 covers the surgical removal of part of a vertebra (backbone) in the chest area (thoracic spine). This is typically performed to relieve pressure on the spinal cord or nerves caused by tumors, fractures, or degenerative disease.

Showing rates for

National Average

Base Medicare rate

$884.35

This calculator gives a typical-case estimate using standard Medicare modifier rules. Actual payment depends on payer policies, documentation, code-specific CMS status indicators, and locality. Verify before billing.

RVU breakdown

Work RVU

11.08

PE RVU (NF)

12.61

MP RVU

3.65

Total RVU

27.34

Conversion factor: 32.3465 · Source: CMS MPFS RVU25A · Confidence: High

NCCI bundling edits

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Billing tips

Always bill 22101 as an add-on code to primary thoracic corpectomy code 22112; it cannot be billed alone
Impact: Billing without primary code results in automatic denial and $884.35 payment loss; requires resubmission with correct primary code
Document exact thoracic level (T1-T12) and clearly specify 'partial' versus 'complete' vertebrectomy to differentiate from 22112
Impact: Ambiguous documentation triggers medical review and 30-45 day payment delays; specificity ensures clean claim processing
When multiple thoracic levels undergo partial vertebrectomy, bill 22101 for each additional level with detailed operative note
Impact: Each additional level generates $884.35 reimbursement; failure to itemize separate levels leaves money on table
Submit operative report showing extent of bone removal, surgical approach, and time spent on partial vertebrectomy component separately from primary procedure
Impact: Detailed segmentation of operative time supports modifier 22 claims for increased complexity, potentially adding $176-$265
Use appropriate diagnosis codes documenting pathology necessitating partial vertebrectomy (neoplasm, fracture, infection) to establish medical necessity
Impact: Generic or non-specific ICD-10 codes trigger medical necessity denials; specific diagnosis coding prevents $884.35 denial
Coordinate billing with facility to ensure implant and bone graft materials are separately billable and not bundled into surgical code
Impact: Proper unbundling of supplies can add $5,000-$15,000 in facility reimbursement; surgeon documentation supports facility claims

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Frequently asked questions

What is the Medicare reimbursement rate for CPT code 22101 in 2025?

The 2025 Medicare national average reimbursement for CPT 22101 is $884.35 for both facility and non-facility settings. This is based on a total RVU of 27.34 and the 2025 conversion factor of $32.3465.

Can CPT 22101 be billed alone or does it require a primary procedure code?

CPT 22101 is an add-on code and cannot be billed alone. It must be reported in conjunction with the primary thoracic corpectomy code 22112. Billing 22101 without the primary procedure will result in automatic claim denial.

How many RVUs is CPT code 22101 worth in 2025?

CPT 22101 has a total of 27.34 RVUs in 2025, consisting of 11.08 work RVUs, 12.61 practice expense RVUs (both facility and non-facility), and 3.65 malpractice RVUs.

What is the difference between CPT 22101 and 22112?

CPT 22112 describes a complete vertebrectomy (total removal) of a single thoracic vertebral segment, while CPT 22101 describes partial vertebrectomy (removal of only a portion) of an additional thoracic segment. Code 22101 is always used as an add-on to 22112 when multiple levels are treated with varying degrees of removal.

Can CPT 22101 be billed for multiple thoracic levels?

Yes, CPT 22101 can be billed for each additional thoracic level where partial vertebrectomy is performed beyond the primary level coded with 22112. Each level must be clearly documented in the operative report with the specific vertebral segment identified and medical necessity established.

What documentation is required to bill CPT 22101 successfully?

Required documentation includes the specific thoracic vertebral level (T1-T12), surgical approach used, extent of partial vertebral body removal, underlying pathology requiring the procedure, differentiation from complete vertebrectomy, operative time for this component, and how it relates to the primary procedure. Inadequate documentation is the leading cause of denials.

What modifiers are commonly used with CPT 22101?

Common modifiers include modifier 22 for increased procedural complexity (can add 20-30% reimbursement with proper documentation), modifier 62 for co-surgeons (each receives 62.5% of allowed amount), modifier 59 for distinct procedural service at separate levels, and modifier 78 for related return to OR during postoperative period.