CPT 21195Surgery

Reconst lwr jaw w/o fixation

CPT 21195 covers the surgical reconstruction of the lower jaw (mandible) without using hardware fixation devices like plates or screws. This procedure reshapes or rebuilds the jawbone using grafts or other techniques but does not include permanent internal stabilization hardware.

Showing rates for

National Average

Base Medicare rate

$1,299.04

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

19.16

PE RVU (NF)

19.04

MP RVU

1.96

Total RVU

40.16

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

NCCI bundling edits

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Billing tips

Document specifically why fixation was not used or required for the reconstruction to differentiate from higher-valued codes with fixation (21196, 21199)
Impact: Prevents downcoding and denials; failure to document rationale can result in claim rejection or request for additional records delaying payment by 30-60 days
Clearly identify the type and source of graft material used (autograft, allograft, synthetic) with separate codes if bone graft procurement is performed
Impact: Bone graft harvest codes (20900-20902) may add $200-$600 in additional reimbursement when separately billable and properly documented
Verify the extent of reconstruction and use appropriate codes for segmental vs. partial reconstruction to ensure you're not undercoding to 21195 when more extensive procedure codes apply
Impact: More complex reconstruction codes (21194, 21196) carry higher RVUs and reimbursement; undercoding can result in $500-$1500 revenue loss per case
Bill facility and non-facility rates appropriately based on actual place of service; verify POS codes match surgical location
Impact: Both rates are $1299.04 for this code, but POS code accuracy prevents audit triggers and claim rejections
When reconstruction follows tumor excision, ensure oncologic resection is coded separately and medical necessity is linked with appropriate diagnosis sequencing
Impact: Proper diagnosis coding with malignancy codes increases medical necessity justification and reduces denial risk by approximately 40%
Include operative time, approach details, and complication management in operative report to support high work RVU (19.16) if audit occurs

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Frequently asked questions

What is the Medicare reimbursement rate for CPT 21195 in 2025?

The 2025 Medicare national average reimbursement for CPT 21195 is $1299.04 for both facility and non-facility settings. This rate is calculated using a total RVU of 40.16 multiplied by the 2025 conversion factor of 32.3465. Local rates may vary based on geographic practice cost indices (GPCI).

What is the difference between CPT 21195 and 21196?

CPT 21195 is reconstruction of the lower jaw without fixation, while 21196 involves reconstruction with internal rigid fixation (plates, screws, or other hardware). Code 21196 has higher RVUs and reimbursement due to the additional complexity of hardware placement and carries a higher work RVU. Documentation must clearly specify whether fixation was used.

Can I bill for bone graft separately with CPT 21195?

Yes, bone graft procurement from a separate donor site can be billed separately using codes 20900-20902 depending on the harvest location and technique. However, bone graft placement at the reconstruction site is typically considered inclusive. Always verify NCCI edits and ensure separate documentation of the harvest procedure with distinct incision and surgical work.

What diagnosis codes support medical necessity for CPT 21195?

Common supporting diagnoses include malignant neoplasms of mandible (C41.1), benign mandibular tumors (D16.5), medication-related osteonecrosis of jaw (M87.180), osteoradionecrosis (M87.188), traumatic fractures with bone loss (S02.6xx series), and congenital mandibular deformities (Q75.4, Q67.4). The diagnosis must clearly document functional impairment or pathologic condition requiring reconstruction.

Is CPT 21195 covered by Medicare for all indications?

Medicare covers CPT 21195 when medically necessary for functional restoration following trauma, tumor resection, pathologic bone loss, or correction of congenital deformities. Purely cosmetic procedures are not covered. Pre-authorization may be required by some MACs, and documentation must establish that the procedure addresses a functional deficit or pathologic condition rather than aesthetic concerns alone.

How many RVUs is CPT code 21195 worth?

CPT 21195 has a total RVU value of 40.16 for 2025, consisting of 19.16 work RVUs, 19.04 practice expense RVUs (both facility and non-facility), and 1.96 malpractice RVUs. This high RVU value reflects the complexity and intensity of mandibular reconstruction surgery.

What specialties typically bill CPT 21195?

CPT 21195 is primarily billed by oral and maxillofacial surgeons, followed by plastic and reconstructive surgeons specializing in craniofacial surgery, and otolaryngologists with head and neck surgery subspecialty training. The procedure requires advanced surgical skills in maxillofacial reconstruction and is typically performed in hospital or ambulatory surgical center settings.