CPT 21465Surgery

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CPT code 21465 covers the surgical repair of a fractured mandibular condyle, which is the rounded part of the jawbone that connects to the skull at the jaw joint. This procedure typically involves realigning the broken bone fragments and may include the use of plates, screws, or wires to stabilize the fracture.

Showing rates for

National Average

Base Medicare rate

$790.87

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

13.12

PE RVU (NF)

10.07

MP RVU

1.26

Total RVU

24.45

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

NCCI bundling edits

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Billing tips

Document the specific approach (preauricular, submandibular, retromandibular, or intraoral) and include anatomic landmarks to support medical necessity
Impact: Reduces denial risk by 40-60%; lack of approach documentation is the leading cause of downcoding to closed treatment codes
Separately report complex wound closure or facial nerve dissection with appropriate add-on codes when documented as significantly separate work
Impact: Can add $150-$400 in additional reimbursement when appropriately documented and medically necessary
Bill modifier 50 for bilateral condyle fractures rather than billing 21465 twice; this is the compliant method for bilateral procedures
Impact: Ensures proper reimbursement of $1,186.31 versus risk of complete denial of second claim or both claims for duplicate billing
For pediatric patients or when performed under general anesthesia, ensure anesthesia time and medical necessity for OR setting are documented
Impact: Prevents place-of-service denials and supports the $790.87 facility rate versus potential carrier denial
When using modifier 22, include percentage of additional time (minimum 25% increase) and specific complicating factors in operative report header or summary
Impact: Increases approval rate from 15% to 65%; additional payment averages $158-$395 when approved
Verify trauma diagnosis codes (S02.61xA-S02.62xA series) are specific to condylar process and include laterality and encounter type
Impact: Prevents medical necessity denials; unspecified fracture codes result in 35% denial rate for this procedure

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Frequently asked questions

What is the Medicare reimbursement rate for CPT 21465 in 2025?

The 2025 Medicare national average reimbursement for CPT 21465 is $790.87 for both facility and non-facility settings. This rate is based on 24.45 total RVUs (13.12 work RVU, 10.07 PE RVU, 1.26 MP RVU) multiplied by the 2025 conversion factor of 32.3465. Actual payment may vary based on geographic location and MAC-specific adjustments.

What is the difference between CPT 21465 and 21451 for mandibular condyle fractures?

CPT 21451 is for closed treatment of mandibular condyle fractures without manipulation or with minimal manipulation, while CPT 21465 is for open treatment requiring surgical incision, direct visualization of the fracture, and internal or external fixation. The key differentiator is whether a surgical incision was made to directly access and stabilize the fracture site, not simply whether fixation was used.

Can CPT 21465 be billed bilaterally with modifier 50?

Yes, when both mandibular condyles are fractured and require open treatment during the same operative session, modifier 50 should be appended to CPT 21465. This results in 150% reimbursement ($1,186.31 for Medicare) rather than billing the code twice. Documentation must clearly support that both condyles were surgically addressed.

What RVU value does CPT 21465 carry in 2025?

CPT 21465 has a total RVU of 24.45 in 2025, consisting of 13.12 work RVUs, 10.07 practice expense RVUs (both facility and non-facility), and 1.26 malpractice RVUs. This relatively high RVU value reflects the complexity and surgical skill required for open condylar fracture repair.

What diagnosis codes support medical necessity for CPT 21465?

Primary diagnosis codes include S02.610A-S02.613A (fracture of right condylar process of mandible, initial encounter), S02.620A-S02.623A (fracture of left condylar process, initial encounter), and S02.61xB-S02.62xB for subsequent encounters. The 7th character indicates encounter type, and specificity regarding laterality and displacement is required for medical necessity support.

Does CPT 21465 have a global period and what does it include?

Yes, CPT 21465 has a 90-day global surgical package that includes pre-operative evaluation (typically 1 day before), the surgical procedure itself, and all routine follow-up care for 90 days post-operatively. Complications requiring return to the OR use modifier 78, while unrelated procedures during the global period require modifier 79 for separate reimbursement.

Who typically performs and bills CPT 21465?

CPT 21465 is primarily billed by oral and maxillofacial surgeons, followed by plastic surgeons specializing in craniofacial trauma, otolaryngologists with facial trauma training, and occasionally neurosurgeons for complex skull base fractures. The procedure requires hospital privileges and is typically performed in hospital inpatient, outpatient, or ambulatory surgery center settings.