D3421 Root surgery premolar
Also known as: apicoectomy premolar, root surgery premolar, surgical premolar endodontics
Surgical root removal from premolar tooth including apical surgery and retrograde filling.
In Plain Language
surgical premolar root removal; tooth root surgery
Clinical Context
Endodontic surgery on premolar teeth with single or dual roots. More complex than anterior but manageable. Preserves tooth when retreatment not feasible.
RVU Information
CPT D3421 does not have a physician work RVU assigned by CMS. This is typical for supply, drug, and equipment codes — reimbursement is based on Average Sales Price (ASP), fee schedules, or payer contracts rather than the RVU system.
Billing & Documentation
Dental codes (CDT codes) require documentation of the tooth number(s) or area treated, clinical findings, and the procedure performed. Pre-authorization may be required for major restorative, prosthodontic, and oral surgery procedures. Include radiographs when supporting medical necessity.
Specialties
Frequently Asked Questions
What is CPT code D3421?
CPT D3421 (Root surgery premolar) is a D Codes (Dental) code. Surgical root removal from premolar tooth including apical surgery and retrograde filling.
Is D3421 covered by dental insurance?
CPT D3421 is a dental procedure code used by Endodontics, Oral Surgery. Endodontic surgery on premolar teeth with single or dual roots. More complex than anterior but manageable. Preserves tooth when retreatment not feasible. Coverage depends on your dental insurance plan.
When is CPT D3421 used?
Endodontic surgery on premolar teeth with single or dual roots. More complex than anterior but manageable. Preserves tooth when retreatment not feasible.
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CPT® is a registered trademark of the American Medical Association. Data sourced from CMS Physician Fee Schedule RVU26A. Descriptions, synonyms, and clinical context are original content by RVU Edge.