🦷 Oral & Maxillofacial Specialty

Oral & Maxillofacial Surgery Billing That Bridges the Medical/Dental Divide

MedCare Billing Solutions specializes in oral and maxillofacial surgery billing — the most complex billing specialty that spans both medical and dental payer systems. Our certified coders navigate ICD-10, CPT, and CDT codes to maximize your reimbursements on every procedure.

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97.4%
OMS clean claim rate
26 days
Average days in AR for oral surgery practices
5.1%
Denial rate (vs. 14% industry average)

OMS Billing Spans Two Payer Worlds — Medical and Dental

Oral and maxillofacial surgery is unique in that procedures may be covered by medical insurance, dental insurance, or both — and the rules change by procedure and payer. OMS practices using general billing staff routinely leave 15–25% of revenue uncollected due to:

  • ✓ Failure to cross-bill medical insurance for orthognathic surgeries
  • ✓ Incorrect use of CDT vs. CPT codes for implant procedures
  • ✓ Denied TMJ claims due to missing functional impairment documentation
  • ✓ Missing anesthesia billing for IV sedation and general anesthesia
  • ✓ Underpayment on facial trauma reconstruction (Le Fort, mandible)
  • ✓ Prior authorization failures for hospital-based oral surgery cases
Fix My OMS Billing

⚠️ The OMS Billing Gap

The average OMS practice with 2 surgeons leaves $160,000–$320,000/year in uncollected revenue because procedures covered by medical insurance are only billed to dental insurance. MedCare's specialists close that gap.

Most Common OMS Claim Errors:
  • Only billing D-codes when CPT 21141–21160 applies for orthognathic
  • Missing anesthesia time units on CRNA/MD anesthesia claims
  • Separate billing of TMJ arthroscopy components when bundled
  • Not billing medical insurance for cleft palate repair (CPT 42200+)

OMS CPT Codes We Bill Daily

Our coders are trained on all oral surgery and maxillofacial procedure codes across both CPT and CDT code sets.

CPT Code Procedure Common Billing Issue
21141–21160Orthognathic surgery (Le Fort, BSSO)Only billed to dental; medical insurance not cross-billed
21240–21243TMJ arthroplasty/arthroscopyIncorrect component bundling; missing functional impairment documentation
21800–21825Rib fracture / mandible fracture repairMissing trauma modifiers; incorrect facility vs. professional billing
41800–41825Incision and drainage, oral abscessBundled incorrectly with E/M visit on same day
42200–42225Cleft palate repairMedical insurance not billed; only CDT code submitted
30400–30420Rhinoplasty (functional)Missing -57 modifier; cosmetic vs. functional documentation gap
00100–00190Anesthesia for oral/facial proceduresMissing time units; wrong base units for procedure type
21031–21034Torus mandibularis / maxillaris excisionBilled to dental only; covered by medical when functional

Full-Service OMS Revenue Cycle Management

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Dual Insurance Coordination

We identify every procedure that qualifies for medical insurance billing and cross-bill correctly — a service most dental billing companies simply don't offer.

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OMS Coding

AAPC-certified coders fluent in both CPT and CDT codes. We handle hospital-based oral surgery, office procedures, and trauma cases with equal expertise.

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Claims Submission

Electronic claim submission within 24 hours of charge entry. Claims are scrubbed against payer-specific OMS edits before every submission.

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Denial Management

We appeal every cosmetic vs. functional denial, medical necessity dispute, and anesthesia bundling rejection with clinical documentation support.

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AR Follow-Up

Aggressive accounts receivable management across medical and dental payers. We keep your 90+ day AR below 10% — industry average is 28%.

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Credentialing

Full OMS credentialing with Medicare, Medicaid, and all major commercial medical and dental payers. We prevent revenue gaps from hospital privilege delays.

OMS Billing Questions

Can orthognathic surgery be billed to medical insurance?
Yes — orthognathic surgery is typically covered by medical insurance when there is documented functional impairment (chewing difficulty, airway obstruction, sleep apnea). We handle all the documentation requirements and prior authorization to get these high-value cases paid by medical payers.
Do you handle anesthesia billing for OMS?
Absolutely. We bill anesthesia services (IV sedation, general anesthesia) using the correct time-based unit methodology, ensuring anesthesia time units are accurately calculated and billed with the correct base units for each procedure type.
How do you handle TMJ claim denials?
TMJ denials are almost always documentation-related. We work with your clinical team to ensure functional impairment, conservative treatment failure, and imaging findings are properly documented and submitted with every TMJ claim.
Can you bill both CPT and CDT codes?
Yes. Our OMS billing team is fluent in both code sets. We determine the optimal billing path (medical, dental, or both) for every procedure and submit claims to the appropriate payers simultaneously.

Ready to Maximize Your OMS Revenue?

Get a free, confidential OMS billing audit. We'll identify procedures being under-billed to dental that should be billing medical insurance — often worth $100K+ per surgeon.