CurrentCapital BluecrossPolicy MP 2.062

Temporomandibular Disorder (TMD) — Coverage Criteria

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Clinical coverage policy for diagnostic, nonsurgical, and surgical management of temporomandibular disorder (TMD); specifies medically necessary versus investigational procedures and cross-references related policies.

Policy Summary

PayerCapital Bluecross

PolicyTemporomandibular Disorder (TMD) — Coverage Criteria

Policy CodePolicy MP 2.062

Change TypeNo material clinical or coverage changes

Effective DateJul 1, 2026

Last ReviewOct 19, 2024

Next Review DateN/A

Key ActionDocument failed conservative therapy and obtain prior authorization when surgical TMJ procedures are proposed.

SourceLink

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CurrentCapital BluecrossPolicy MP 2.062

Temporomandibular Disorder (TMD) — Coverage Criteria

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Policy Summary

PayerCapital Bluecross

PolicyTemporomandibular Disorder (TMD) — Coverage Criteria

Policy CodePolicy MP 2.062

Change TypeNo material clinical or coverage changes

Effective DateJul 1, 2026

Last ReviewOct 19, 2024

Next Review DateN/A

Key ActionDocument failed conservative therapy and obtain prior authorization when surgical TMJ procedures are proposed.

SourceLink

POLICY UPDATE CHANGES

No material clinical or coverage changes in this revision.

3Medically necessary diagnostics

18+Investigational diagnostics

1/12+Nonsurgical — covered vs investigational

MultipleSurgical options supported

44Systematic review studies

ExtensivePolicy history entries

Coverage Criteria

inv-01: Diagnostic Procedures - Medically Necessary

Covered when used to diagnose TMD as part of evaluation

Medically necessary diagnostics: Diagnostic X-ray tomograms and arthrograms

From policy list of medically necessary diagnostic procedures.

Medically necessary diagnostics: Cephalograms (X-rays of the jaw and skull)

From policy list of medically necessary diagnostic procedures.

Medically necessary diagnostics: Pantograms (X-rays of the maxilla and mandible)

From policy list of medically necessary diagnostic procedures.

inv-02: Diagnostic Procedures - Investigational

Not covered as diagnostic tests due to insufficient evidence

Investigational diagnostics: Electromyography (including surface EMG)

Listed as investigational with insufficient evidence to support benefit.

Investigational diagnostics: Kinseiography

Listed as investigational with insufficient evidence to support benefit.

Investigational diagnostics: Thermography

Listed as investigational with insufficient evidence to support benefit.

Investigational diagnostics: Neuromuscular junction testing

Listed as investigational with insufficient evidence to support benefit.

Investigational diagnostics: Somatosensory testing

inv-03: Nonsurgical Treatments - Covered

Covered nonsurgical intervention

Intra-oral removable occlusal devices/appliances (fabrication, insertion, adjustment)

Considered a nonsurgical intervention unless bruxism/jaw-clenching are clearly not contributing.

inv-04: Nonsurgical Treatments - Investigational or Unproven

Not covered / investigational due to insufficient evidence

Investigational nonsurgical: Electrogalvanic stimulation and iontophoresis

Listed as investigational with insufficient evidence.

Investigational nonsurgical: Biofeedback

Listed as investigational in this section though evidence discussed elsewhere; see evidence section for nuance.

Investigational nonsurgical: Ultrasound and devices to maintain range of motion

Listed as investigational with insufficient evidence.

Investigational nonsurgical: Orthodontic services and dental restorations/prostheses

Listed as investigational with insufficient evidence.

inv-05: Surgical Treatments - Covered when criteria met

Covered when objective pathology and failed conservative therapy

Surgical options: ArthrocentesisObjective demonstration by physical exam or imaging and failure of conservative treatment

Included as a covered surgical treatment when criteria met.

Surgical options: Manipulation for reduction of TMJ fracture or dislocationObjective demonstration by physical exam or imaging and failure of conservative treatment (if applicable)

Included as a covered surgical treatment when criteria met.

Surgical options: Arthroscopic surgery for objectively demonstrated internal derangements or degenerative joint disease after failed conservative treatmentObjective demonstration by physical exam or imaging and failure of conservative treatment

inv-06: Evidence-supported therapies

Interpretation of evidence

Evidence summary: Systematic reviews and RCTs support intraoral appliances and some pharmacologic agents for symptom improvement; stabilization splints show conflicting results but may improve pain and mood; arthrocentesis and arthroscopy have RCT and meta-analysis evidence for improved pain and mouth openingevidence supports meaningful improvement

Cochrane and other systematic reviews cited; network meta-analysis and multiple RCTs referenced.

Evidence summary: Evidence is insufficient to support acupuncture, TENS, orthodontic services, hyaluronic acid, platelet concentrates, and dextrose prolotherapyinsufficient evidence

Systematic reviews did not find clinically significant benefit compared with control.

inv-07: Intraoral appliances and pharmacologic treatment

Covered when medically necessary for individuals with a confirmed diagnosis of TMD:

Intraoral appliances and pharmacologic treatment: Randomized controlled trials and systematic reviews demonstrate intraoral appliances have significant benefit compared with control; stabilization splints may improve pain and mood symptoms; pharmacologic agents (e.g., analgesics, muscle relaxants, anti-inflammatories) show variable benefit depending on agentevidence supports meaningful improvement

Clinical judgment and documentation of medical necessity required.

inv-08: Cognitive behavioral therapy and biofeedback

Covered when medically necessary for individuals with symptomatic TMD:

CBT and biofeedback: Cochrane review and meta-analyses show cognitive behavioral therapy and biofeedback are effective for short-term and long-term pain management; a 2023 meta-analysis ranked CBT with biofeedback among the most effective treatments for chronic TMD painevidence supports meaningful improvement

Consider as noninvasive therapy option when medically necessary.

inv-09: Acupuncture, TENS, orthodontic services, hyaluronic acid, platelet concentrates, dextrose prolotherapy

Not established / insufficient evidence:

Insufficient evidence therapies: Acupuncture, transcutaneous electrical nerve stimulation (TENS), orthodontic services, hyaluronic acid, platelet concentrates, and dextrose prolotherapyinsufficient evidence

Systematic reviews and RCTs did not show consistent clinically meaningful benefit; considered investigational per policy.

inv-10: Arthrocentesis and arthroscopy

Covered when medically necessary for individuals with confirmed TMD:

Arthrocentesis and arthroscopy when objectively indicated (RCTs and pooled analyses show superior pain reduction and improved maximum mouth opening compared with nonsurgical interventions)evidence supports meaningful improvement and failed conservative therapy

Coverage supported when objective internal derangement or degenerative joint disease is demonstrated and conservative therapy has failed.

The policy states that TMJ arthroscopy performed solely for diagnostic purposes is considered investigational and is not supported as a medically necessary diagnostic test. The investigational diagnostics list includes other tests with insufficient evidence such as electromyography (EMG, including surface EMG), ultrasound/sonogram, and joint vibration analysis which are also considered investigational when used to diagnose TMD.

Codes explicitly listed in the policy’s investigational coding section are designated investigational and not covered for the diagnosis or treatment of temporomandibular joint disorder (TMJD). Examples are provided in the coding table (e.g., A4595 and the listed HCPCS/CPT/Dental codes) and services billed with those investigational codes may be denied.

Policy history notes administrative changes in which certain diagnostics and services (for example, some CT and MRI entries) were removed from this policy and are now managed under other benefit areas. The history also documents that code D0322 was removed from this policy and is now managed under dental benefits; acupuncture and some pharmacologic treatments have similarly been reallocated in benefit management updates.

The policy advises that the use of listed investigational diagnostic tests (for example, EMG, ultrasound/sonogram, and joint vibration analysis) and investigational therapies (for example, hyaluronic acid, platelet concentrates, dextrose prolotherapy) is not supported due to insufficient evidence and therefore is not recommended as standard care for diagnosing or treating TMD.

Several commonly requested interventions are identified as lacking sufficient evidence to demonstrate meaningful net health benefit. The policy lists acupuncture, transcutaneous electrical nerve stimulation (TENS), platelet concentrates, and dextrose (dextrose prolotherapy) among therapies considered investigational or unproven for TMD because systematic reviews and RCTs have not shown consistent, clinically important improvements over control treatments.

Policy history entries record that multiple items were previously classified as investigational (INV) during prior reviews, including platelet concentrates and dextrose prolotherapy, and that specific investigational procedure codes (for example, 0232T and others listed in history) were added as investigational in earlier updates.

Denial Risk

Denial risk for investigational diagnostics and therapies

Use of diagnostic tests and therapies listed as investigational (for example, EMG/surface EMG, ultrasound/sonogram, joint vibration analysis, TENS, hyaluronic acid, platelet concentrates, and dextrose prolotherapy) may be denied because they are considered investigational with insufficient evidence to support benefit.

Investigational diagnostics and therapies are listed in the policy investigational sections and may not be covered.
Claims for services using these techniques should include supporting clinical evidence if submitted for consideration.

Coding

Regulatory / device codesmixed

FDA product code KZM	Muscle-monitoring devices (EMG and related systems) cleared by FDA
510(k) examples: K003287, K082927, K130158, K113677, K161716, K163448	Cleared device 510(k) numbers listed in regulatory table

Regulatory / device codes - devicesmixed

K7x Evaluation (Myotronics) - K003287	Electromyography (device cleared Nov 2000)
BioEMG III (Bio-Research Associates) - K082927	Electromyography, Joint Vibration Recording (cleared Feb 2009)
M-Scan (Bio-Research Associates) - K130158	Recording Electromyography (cleared Jul 2013)
GrindCare Measure (Medotech A/S) - K113677	Electromyography, Nocturnal Bruxism (cleared Apr 2012)
TEETHAN 2.0 (BTS S.P.A.) - K161716	Electromyography (cleared Dec 2016)
GrindCare System (Sunstar Suisse) - K163448	Electromyography (cleared Sep 2017)

Procedure codes referencedCPT

64400	Procedure Codes listed
70100
70110
70328
70330
70332
70355
76100

Imaging/testing indication threshold

Imaging/testing indication thresholdDiagnostic testing and radiologic imaging are generally only recommended for patients with severe and chronic symptoms.

Diagnostic componentsDiagnosis involves physical examination, patient interview, and review of dental records; imaging is adjunctive for severe/chronic cases.

Supported imaging modalitiesHistory and physical plus imaging studies such as X-ray, CT, and MRI are supported by AS T M J Surgeons and AAOMS for diagnosis when indicated.

Evidence sufficiency decisions

Interventions with sufficient RCT/meta-analysis evidenceIntraoral appliances (systematic review of 44 studies) and arthrocentesis/arthroscopy (RCTs and network meta-analysis of 36 RCTs) have evidence supporting meaningful improvement.

Provider Actions and Prior Authorization

Prior Authorization

Prior authorization likely required for surgical TMJ procedures

Surgical TMJ procedures such as arthroscopy and open surgical procedures are considered medically necessary only when there is objective demonstration of internal derangement or degenerative joint disease and after failure of conservative treatment; prior authorization is likely required.

Objective demonstration by physical exam or imaging and documentation of failed conservative therapy are required for coverage of arthroscopic or open surgical procedures.
Contact payer to confirm prior authorization requirements before scheduling.

Prior Authorization

Prior authorization per member benefits for covered procedure codes

Certain procedure codes are listed as covered when medically necessary (see coding section); prior authorization may be required per the member's benefit plan and medical necessity determinations.

Verify member benefits and obtain prior authorization when indicated for codes listed as covered (examples appear in the policy's coding tables).

Background

Temporomandibular disorder (TMD) is a collective term for clinical problems involving the masticatory muscles and the temporomandibular joint, presenting with symptoms such as jaw pain, joint sounds (clicking), limited/altered range of motion (locking), headaches, and referred facial pain. Causes described include parafunctional habits (e.g., bruxism), cervical spine referral, systemic muscle disorders, trauma, degenerative joint disease, and congenital anomalies. Initial management is generally conservative, and diagnostic imaging or advanced testing is typically reserved for patients with severe or chronic symptoms or objective concern for internal derangement or degenerative disease.

Definitions

Temporomandibular disorder (TMD)

DefinitionTemporomandibular disorder (TMD) is a collective term describing clinical problems involving the function of the masticatory muscles and the temporomandibular joint, including masticatory muscle disorders and temporomandibular joint disorders.

CategoriesTwo distinct categories: masticatory muscle disorders and temporomandibular joint disorders.

Common symptomsSymptoms can include jaw pain, clicking, locking (trismus), headaches, tinnitus, referred pain, and bruxism-related findings.

Bruxism

DefinitionBruxism involves activation of the masticatory muscles resulting in tooth clenching and teeth grinding; it can be asymptomatic but may interfere with sleep or cause tooth wear and jaw discomfort.

Clinical relevance

Revision History

2021-07-29coding_update

Removed imaging and related codes (70336, 70486, 70487, 70488, 97810-97814) and added codes including J7318, J7329, J7331, J7332, P9020; platelet concentrates added to investigational treatments.

2022-05-03minor_review

Added J7332, P9020, and 0232T as investigational; removed ICD-10 code M26.65; added dextrose prolotherapy as investigational and added procedure code M0076.

2023-07-06administrative_update

Policy Summary

PayerCapital Bluecross

PolicyTemporomandibular Disorder (TMD) — Coverage Criteria

Policy CodePolicy MP 2.062

Change TypeNo material clinical or coverage changes

Effective DateJul 1, 2026

Last ReviewOct 19, 2024

Next Review DateN/A

Key ActionDocument failed conservative therapy and obtain prior authorization when surgical TMJ procedures are proposed.

SourceLink

On This Page

Listed as investigational with insufficient evidence to support benefit.

Investigational diagnostics: Transcranial or lateral skull X-rays

Listed as investigational with insufficient evidence to support benefit.

Investigational diagnostics: Intra-oral tracing or gnathic arch tracing

Listed as investigational with insufficient evidence to support benefit.

Investigational diagnostics: Muscle testing and standard dental radiographic procedures

Listed as investigational with insufficient evidence to support benefit.

Investigational diagnostics: Range-of-motion measurements and computerized mandibular scan

Listed as investigational with insufficient evidence to support benefit.

Investigational diagnostics: Ultrasound imaging/sonogram

Listed as investigational with insufficient evidence to support benefit.

Investigational diagnostics: Arthroscopy of the TMJ for purely diagnostic purposes

Specified as investigational for diagnostic-only use.

Investigational diagnostics: Joint vibration analysis

Listed as investigational with insufficient evidence to support benefit.

Investigational nonsurgical: Transcutaneous electrical nerve stimulation (TENS) and percutaneous electrical nerve stimulation (PENS)

Listed as investigational with insufficient evidence.

Investigational nonsurgical: Low-level laser therapy

Listed as investigational with insufficient evidence.

Investigational nonsurgical: Hyaluronic acid, platelet concentrates, dextrose prolotherapy

Listed as investigational with insufficient evidence.

Included as a covered surgical treatment when criteria met.

Surgical options: Open surgical procedures (e.g., arthroplasties, condylectomies, meniscus/disc plication, disc removal) for congenital anomalies, trauma, or disease after failed conservative treatmentObjective demonstration by physical exam or imaging and failure of conservative treatment

Included as a covered surgical treatment when criteria met.

Pharmacologic treatmentsEvidence varies by agent: some agents (analgesics, muscle relaxants, antiinflammatory medications) show benefit in systematic reviews; others (methylprednisolone, botulinum toxin A) show lack of benefit.

Interventions with insufficient evidenceAcupuncture, TENS, orthodontic services, hyaluronic acid, platelet concentrates, and dextrose prolotherapy lack consistent evidence of improved pain or function and are considered insufficient.

Coverage depends on medical necessity and member-specific benefit limits.

Prior Authorization

Prior authorization note for updated code P9020

Code P9020 was reviewed/updated in the policy history; follow current prior authorization and billing rules for injectable/device codes per payer systems when submitting claims for P9020.

Reference the policy history for recent changes to P9020 and confirm prior authorization requirements with the payer.
Ensure coding and documentation reflect the current code status before claim submission.

Step Therapy

Conservative-first approach required before invasive therapies

Conservative, noninvasive treatments (e.g., soft diet, rest, heat/ice, avoiding extreme jaw movements, and anti-inflammatory medications; intra-oral removable occlusal appliance and physical therapy) are recommended before considering invasive or permanent therapies including surgery.

Document trials of recommended conservative measures prior to surgical referral.
An intra-oral removable occlusal appliance is considered a nonsurgical intervention unless bruxism/jaw-clenching are clearly not contributing.

Step Therapy

Step therapy specifics not defined in this policy

This policy does not define an explicit step therapy protocol; no specific step therapy sequence or required timeframes are provided in the document segment.

Clinicians should follow the policy's conservative-first recommendation and payer-specific utilization management rules for any required step edits.

Documentation Required

Document clinical severity and conservative treatment trials

Providers should document the patient's history, physical examination findings, review of dental records, and trials of conservative therapies; diagnostic testing and imaging are generally recommended only for patients with severe and chronic symptoms.

Include clinical severity, conservative treatment trial details, and any imaging or objective exam findings when requesting prior authorization or submitting claims.
Diagnostic testing/imaging should be justified for severe or chronic presentations per policy guidance.

Documentation Required

Document medical necessity and verify member eligibility

Final claim processing depends on the member's benefit program, eligibility on the date of service, and determination that services are medically necessary and appropriate; providers should document medical necessity and verify eligibility.

Verify member eligibility and benefit coverage before providing services.
Maintain documentation of medical necessity to support claim adjudication.

Billing Rule

Reference policy history for coding and documentation updates

Policy history includes coding updates and investigational listings (e.g., J7318, J7329, J7331, J7332, P9020, 0232T, M0076); reference the policy history when coding and submitting claims to ensure correct coding and coverage determinations.

Review policy history entries for added, removed, or reclassified codes before billing.
Use current policy coding tables to determine whether codes are listed as covered or investigational.

Note

Coding presence does not guarantee coverage

Identification of a code in the policy's coding section does not denote coverage; coverage is determined by the member's benefit information and medical necessity.

Do not assume coverage solely because a code appears in the policy—verify benefit and medical necessity.
Submit supporting documentation to justify medical necessity when coverage is uncertain.

Denial Risk

Investigational codes may trigger denials

Services billed with codes listed in the investigational coding section (for example, A4595 and associated mappings) are considered investigational and are not covered for the diagnosis and treatment of TMJD; claims may be denied.

Check the investigational code list in the policy prior to billing; do not bill investigational codes expecting coverage.
If submitting for review, include strong clinical justification and supporting evidence.

Billing Rule

Benefit management changes can affect coverage and billing

Removal of benefit variations and movement of certain services between benefit areas (for example, D0322 moved under dental benefits) may change benefit administration; billing to the incorrect benefit may result in denial.

Confirm whether a service is administered under medical, pharmacy, or dental benefits before billing.
Update billing and prior authorization workflows to reflect benefit management changes noted in policy history.

Note

Coding listing reiteration — codes do not imply coverage

Identification of a code in the coding section does not denote coverage; coverage is ultimately determined by the member's benefit information and medical necessity (policy reiteration).

Always verify coverage with member benefit details and obtain prior authorization if required.

Parafunctional habits such as bruxism and clenching can contribute to masticatory muscle problems and, when excessive, may lead to TMJ pathology.

Symptoms/outcomesFrequent bruxism may cause sleep interference, tooth wear, or jaw discomfort.

Anomaly

DefinitionAnomaly refers to a deviation from normal.

ContextUsed in policy to describe congenital or acquired variations of jaw size or structure relevant to TMD management.

Congenital

DefinitionCongenital refers to something that is present at birth.

ContextCongenital anomalies of the jaw or TMJ may be indications for surgical intervention after failure of conservative treatment.

Temporomandibular disorders (TMD) — additional definition / guideline alignment

Scope of termTemporomandibular disorders (TMD) encompass clinical conditions involving the temporomandibular joint and related musculoskeletal structures, as described in cited guidelines and systematic reviews.

Guideline alignmentPolicy aligns with professional guidelines (e.g., American Society of Temporomandibular Joint Surgeons, AAOMS) that support use of history, physical exam, and imaging when indicated.

Evidence contextManagement recommendations reflect evidence from systematic reviews and RCTs for intraoral appliances, CBT/biofeedback, and arthrocentesis/arthroscopy; other modalities are judged insufficient based on reviews.

Removed D0322 from this policy and moved under dental benefits (product/benefit management change).

2025-06-16administrative_update

Removed Benefit Variations section and updated the policy disclaimer (administrative changes to policy presentation).

2026-02-24consensus_reviewLatest

Consensus review with no change to policy intent; code P9020 reviewed/updated in the policy history.

2021-07-29coding_update

Policy coding updated — removed codes 70336, 70486, 70487, 70488 and 97810–97814; added J7318, J7329, J7331, J7332, and P9020 among others.

2022-05-03coding_update

Added investigational codes J7332, P9020, and 0232T; removed ICD-10 code M26.65; added procedure code M0076.

2023-07-06coding_action

Code D0322 was removed from this policy and reassigned to be managed under dental benefits.

2026-02-24coding_reviewLatest

Code P9020 was reviewed/updated during the consensus review (no change to policy intent noted).