D5993 - Prosthetic Clean

Maintenance and cleaning of maxillofacial prosth.

Procedure Code
D5993
Category
Prosthodontics

Insurance Verification Benchmarks & Billing Guidelines

Benchmark Policy Source: Delta Dental 2026

Frequency Limitation
Subject to group/individual contract frequency limitations (none)

Required Claim Attachments & Pre-Submission Checklist

  • Standard ADA claim form with CDT procedure code and date of service

Bill When (Allowable Clinical Criteria)

  • Indicated for medically and clinically necessary treatment as documented in patient's dental record.

Restrictions & Clinical Exclusions

  • Infection control is included in the fee for the dental services provided. Separate fees are not billable to the patient.
  • For benefit purposes, anesthesia is an integral part of the procedures being performed and additional fees are not billable to the patient.
  • Benefits are denied, unless the group/individual contract specifies that maxillofacial prosthetics are a benefit.
  • All services and treatment provided remotely via tele-health modalities, be they synchronous or asynchronous, must be performed by a licensed dentist or their supervised staff, acting within the scope of applicable law. Services and treatment delivered virtually are only a benefit when the elements included in the descriptor of the CDT procedure code are completed and only when they meet generally accepted clinical guidelines.
  • Benefits for restorations for altering occlusion, adjusting vertical dimension, replacing tooth structure lost by attrition, erosion, abrasion, abfraction, corrosion, TMD, or for periodontal, orthodontic, or other splinting are denied, unless covered by group contract.

Common Claim Denial Codes & Overturn Strategies

Denial CodeDenial ReasonAppeal & Overturn Strategy
CO-119Benefit maximum or frequency limitation exceeded for procedureSubmit clinical narrative detailing extraordinary circumstances, active recurrent pathology, or exception criteria.

ICD-10 Justification & Crosswalk Mappings

ICD-10 CodeDiagnosis NameCategoryPrimary JustificationClaim TypeClinical Scenario