CurrentCapital BluecrossPolicy MP 1.101

ORTHOGNATHIC SURGERY

Defines medical necessity criteria, required documentation, covered indications, investigational exclusions, and associated procedure codes for orthognathic surgery for Capital BlueCross products (subject to benefit plan variations).

Policy Summary

PayerCapital Bluecross

PolicyORTHOGNATHIC SURGERY

Policy CodePolicy MP 1.101

Change TypeCoding and minor clinical revisions

Effective DateMay 1, 2025

Next Review Date

Key ActionProviders must supply medical history and physical, specific anatomic description, prior management and failed conservative therapies, dental molds, photographs, orthopanoramic and cephalometric x-rays with measurements/angles to determine medical necessity.

POLICY UPDATE CHANGES

Added codes D8091 and D8671 effective 01/01/2025.

03/10/2023 update: intro to include orthodontics; malocclusion section updated to include mastication dysfunction and speech abnormality; malnutrition removed; myofascial pain changed to persistent pain refractory to >=3 months conservative therapy.

12/11/2024 Administrative Update added codes (D8091, D8671).

MultipleProcedure codes listed

3Primary covered indication categories

3Investigational exclusion categories

Coverage Summary

This policy defines medical necessity criteria and required documentation for orthognathic surgery for Capital Blue Cross products. Orthognathic surgery (typically performed with orthodontic care) is covered when medically necessary for correction of significant congenital facial skeletal deformities, restoration after trauma/tumor/infection, or treatment of malocclusion that causes significant functional impairment (for example mastication dysfunction, speech abnormality, persistent pain refractory to conservative therapy, or airway obstruction such as OSA). Procedures performed primarily for psychological, cosmetic, orthodontic-only reasons, to prevent future problems without established functional impairment, or where high risk of recurrence exists are considered investigational.

Key thresholds and quick facts

Policy numberMP 1.101

StatusCURRENT

Effective date2025-05-01

Last review date2025-01-31

Mandibular/Maxillary anteroposterior molar relationship discrepancy>= 4 mm (normal 0-1 mm)

Maxillary/Mandibular incisor horizontal overjet>= +5 mm; or zero to negative overjet qualifies

Vertical facial skeletal deformity deviation>= 2 standard deviations from published norms

Posterior open bite> 2 mm

Transverse palatal cusp to mandibular fossa discrepancy - bilateral>= 4 mm

Transverse palatal cusp to mandibular fossa discrepancy - unilateral>= 3 mm

Asymmetry> 3 mm with occlusal asymmetry

Conservative therapy for persistent pain>= 3 months

Medical Necessity Criteria

General documentation requirements

Documentation should include ALL of the following:

Required documentation: Medical history and physical examination
Required documentation: Description of specific anatomic deformities
Required documentation: Previous management of functional medical impairments
Required documentation: Details of any failed non-surgical/conservative therapies
Required documentation: Dental molds, photographs, and x-rays (Ortho-Panores, cephalometric) including measurements and angles

Prerequisite orthodontic therapy

If preparatory orthodontics performed:

Orthodontic completion: Any preparatory orthodontic therapy must be completed prior to surgery
Post-orthodontic persistence: The condition for which surgery is considered must persist and be documented after orthodontic therapy (the original problem must survive the orthodontics)

Medically necessary indications

Orthognathic surgery may be considered medically necessary when ANY of the following primary reasons are met:

Congenital deformity: Correction of significant congenital deformity (examples include LeFort III for Crouzon, Pfeiffer, cleft lip/palate, Treacher Collins, Apert; mandibular surgery for congenital micrognathia causing respiratory obstruction; Pierre Robin sequence; maxillary deformity from cleft)
Restoration after acquired conditions: Restoration following trauma, tumor, degenerative disease, or infection (other than mild gingivitis)
Malocclusion with functional impairment: Treatment of malocclusion that contributes to one or more significant functional impairments (see functional impairment node)

Functional impairments qualifying under malocclusion

For malocclusion-related surgery, MUST meet at least ONE of the following functional impairments AND the anatomic requirements:

Mastication dysfunction with persistent difficulty swallowing, choking, or adequately chewing food
Speech abnormality
- Speech - layperson notice: Speech deficit is noticeable to a layperson or primary care physician and significantly impairs the individual's ability to communicate
- Speech - etiology: Professional speech evaluation indicates the speech deficit is the direct result of an anatomical jaw abnormality and is not amenable to speech therapy
- Speech - expected improvement:

Anatomic requirements (must meet ANY one of these when functional impairment due to malocclusion present)

ONE of the following anatomic criteria is required:

Anteroposterior discrepancies
- Incisor relationship - overjet: Maxillary/Mandibular incisor relationship abnormal: Horizontal overjet of +5 mm or more+5 mm or greater
  Established normal cited in source
- Incisor relationship - zero/negative: Maxillary/Mandibular incisor relationship abnormal: Horizontal overjet of zero to a negative valuezero to negative
- Molar relationship discrepancy:

Additional covered clinical situations

Orthognathic surgery may also be considered medically necessary for ANY of the following:

Significant dental trauma (e.g., shearing or fractured teeth) related to malocclusion with supplied information indicating severity and duration
Persistent pain attributed primarily to qualifying facial skeletal discrepancies and refractory to at least 3 months of conservative therapy (e.g., medication, physical therapy)>= 3 months
Airway obstruction/OSA: Airway obstruction (such as obstructive sleep apnea) that is BOTH confirmed by appropriate sleep study AND persisting despite failed conservative treatments (e.g., CPAP, oral appliance) and/or less invasive surgical procedures

Investigational / Not medically necessary indications

Orthognathic surgery is considered investigational when performed for ANY of the following:

Cosmetic/psychological/orthodontic primary: Performed primarily for psychological, cosmetic, or orthodontic purposes
Preventive/future problems: Surgery designed to eliminate potential future problems where functional impairment is not yet established
High recurrence risk/insufficient evidence: Surgery where significant risk of recurrence of symptoms or structural abnormalities exist (insufficient evidence of benefit)

Coding

Covered when medically necessary - Procedure/CPT/HCPCS/Dental codes listedmixedCovered

21100
21110
21125
21127
21141
21142
21145
21146
21147
21150

1–10 of 47

1/5

Provider Actions

Documentation Required

Submit required documentation for medical necessity

Providers must submit documentation to establish medical necessity for orthognathic surgery. Required materials include a complete medical history and physical examination; a clear description of the specific anatomic deformity; documentation of prior management of the functional medical impairments and details of any failed non-surgical or conservative therapies; dental molds; clinical photographs; and orthopanoramic and cephalometric x-rays including measurements and angles.

Medical history and physical examination
Description of specific anatomic deformities
Previous management of functional medical impairments
Details of failed non-surgical/conservative therapies
Dental molds
Photographs
Orthopanoramic (Ortho-Panores) and cephalometric x-rays with measurements/angles

Documentation Required

Orthodontic therapy completion and post-orthodontic documentation

If preparatory orthodontic therapy was performed, documentation must show that the orthodontic therapy is complete and that the surgical indication persists after completion of orthodontic treatment (the original problem must remain despite orthodontics).

Proof orthodontic therapy completed prior to surgery
Documentation that the condition warranting surgery persists after orthodontics

Documentation Required

Airway obstruction confirmation

For airway obstruction or obstructive sleep apnea (OSA) indications, provide objective confirmation with an appropriate sleep study and documentation that the condition persists despite failed conservative treatments (for example, CPAP or oral appliance) and/or less invasive surgical procedures.

Appropriate sleep study confirming OSA
Documentation of failed conservative treatments (e.g., CPAP, oral appliance) and/or less invasive surgeries

Denial Risk

Investigational / cosmetic exclusions

Orthognathic surgery performed primarily for psychological, cosmetic, or solely orthodontic reasons, or to prevent potential future problems when no functional impairment is established, is considered investigational and may be denied.

Claims primarily for psychological or cosmetic purposes
Claims primarily for orthodontic purpose without functional impairment
Claims to prevent future problems without established functional impairment

Background & Evidence

Orthognathic surgery surgically corrects facial skeletal deformities (maxilla, mandible, chin) to restore proper anatomic and functional relationships and is often performed in conjunction with orthodontics. Indications include congenital malformations present at birth or evident with growth (e.g., cleft-related maxillary deformity, syndromic craniofacial conditions), sequelae of trauma, tumor, degenerative disease or infection, and malocclusion causing abnormal speech, chewing/eating difficulties, respiratory problems, or temporomandibular joint dysfunction.

Evidence / References

AAOMS guideline referenceAAOMS Indications for Orthognathic Surgery - 2025 guideline referenced

Literature noteMultiple systematic reviews and specialty articles cited supporting outcomes, stability, and effects on airway/respiration

Orthognathic surgery: surgical correction of elements of the facial skeleton (maxilla, mandible, chin) to restore proper anatomic and functional relationships, typically involving osteotomies and fixation with plates, screws, or wires; often performed with preparatory or follow-up orthodontics.

Revision History

03/10/2023minor_revised

Updated intro to include orthodontics; malocclusion section revised to include mastication dysfunction and speech abnormality; malnutrition removed; myofascial pain changed to persistent pain refractory to at least 3 months of conservative therapy.

12/11/2024administrative

Administrative Update added codes D8091 and D8671.

01/01/2025addedLatest

Added codes D8091 and D8671 effective 01/01/2025.

Policy Summary

PayerCapital Bluecross

PolicyORTHOGNATHIC SURGERY

Policy CodePolicy MP 1.101

Change TypeCoding and minor clinical revisions

Effective DateMay 1, 2025

Next Review Date

On This Page

Professional speech evaluation has determined that improvement in speech can be expected after orthognathic surgery

Mandibular/Maxillary anteroposterior molar relationship discrepancy of 4 mm or more (established normal is zero to 1 mm)

Vertical discrepancies

Vertical facial skeletal deformity: Presence of a vertical facial skeletal deformity which is two or more standard deviations from published norms at accepted skeletal landmarks>= 2 standard deviations
Open bite - anterior: Open bite: No vertical overlap of anterior teethno vertical overlap
Posterior open bite: Unilateral or bilateral posterior open bite greater than 2 mm> 2 mm
Deep overbite with impingement or irritation of buccal or lingual soft tissues of the opposing arch
Supraeruption of a dentoalveolar segment due to lack of occlusion

Transverse discrepancies

Transverse skeletal discrepancy: Presence of a transverse skeletal discrepancy which is two or more standard deviations from published norms>= 2 standard deviations
Palatal cusp to mandibular fossa discrepancy: Total bilateral maxillary palatal cusp to mandibular fossa discrepancy of 4 mm or greater, or unilateral discrepancy of 3 mm or greater, given normal axial inclination of posterior teethbilateral >= 4 mm; unilateral >= 3 mm

Asymmetries: Lateral, anteroposterior, or transverse asymmetries greater than 3 mm with an occlusal asymmetry> 3 mm