Complete-cost guide

Root canal cost

Root canal cost varies by tooth, anatomy, prior treatment and specialist involvement. The final filling, buildup or crown is often a separate part of the complete cost.

Updated August 20, 2026Not clinically reviewed · status

Part of See Cost guides. Related: Braces and orthodontic treatment cost guide · More on Gum grafting cost · Night guard cost explained · Oral biopsy cost explained

Root canal fees vary by tooth type, because a single-canal front tooth and a curved molar with four canals are genuinely different procedures in time and complexity. The more important point for budgeting is that the root canal is rarely the whole cost: back teeth normally need a crown or onlay afterwards to prevent splitting, plus usually a core build-up, and those are separate fees. A quote covering only the endodontic treatment therefore describes perhaps half of what you will spend on that tooth. Comparing a root canal fee against an extraction fee is similarly misleading, since extraction begins a second decision about replacement with its own cost. Whether treatment happens in one visit or two also changes the total, since staged treatment adds an interim dressing appointment, and referral to an endodontist for complex canal anatomy typically carries a higher fee than the same treatment completed in general practice: worth asking about upfront instead of after a referral is made.

Published fees for the coded services

Fee per unit of the procedure code, in US dollars
ServiceDelta Dental of Washington plan, 2023Maryland Medicaid, 2025
Anterior tooth, excluding final restoration (D3310)$312$550
Premolar, excluding final restoration (D3320)$412$650
Molar, excluding final restoration (D3330)$512$748

Private offices can charge more, and fees differ by region and case. Sources: the Delta Dental of Washington fee schedule (as of June 8, 2023) and the Maryland Healthy Smiles 2025 fee schedule. For a fee lookup by ZIP code, see FAIR Health Consumer.

What moves the number

What actually drives the fee

FactorDetail
Which toothFront teeth, premolars and molars are priced differently because the number and shape of canals differ substantially.
Complexity of anatomyCurved, calcified or additional canals take longer and may prompt specialist referral.
General dentist or endodontistSpecialist fees are typically higher, reflecting training, magnification and equipment. Referral is common for complex cases.
Whether CBCT imaging is usedThree-dimensional imaging is used where anatomy is unclear or a problem has persisted, and is an additional item.
One visit or twoStaged treatment adds an appointment and an interim dressing.
Emergency appointment firstWhere pain relief is needed before definitive treatment, that is usually a separate fee.

Complete cost

The full sequence for this tooth

01

Diagnosis, sensitivity testing and radiographs

02

CBCT imaging, where used

03

Emergency appointment for pain relief, if needed

04

The root canal treatment itself, priced by tooth type

05

Temporary filling and any interim dressing visit

06

Core build-up after treatment

07

The definitive restoration, crown or onlay on a back tooth

08

Review appointments and follow-up radiographs

For a back tooth, the restoration afterwards is not optional, it is what stops the tooth splitting. Get its cost at the same time as the root canal quote, not later.

Where surprises come from

Costs people do not anticipate

!

The crown or onlay, which frequently costs more than the root canal itself

!

A core build-up between the two

!

Referral to an endodontist at a higher fee where the case proves complex

!

Retreatment or surgery if the initial treatment does not resolve the problem

!

An annual maximum reached because root canal and crown fall in the same benefit year

!

Internal bleaching or a veneer if a front tooth darkens afterwards

Benefits

How dental plans commonly treat it

  • Classified as basic or major depending on the plan, which changes the payment percentage significantly
  • Fees and benefits usually vary by tooth type, and plans generally recognize that distinction
  • The crown afterwards is assessed separately under its own category and rules
  • Retreatment may be excluded within a defined period of the original treatment
  • Waiting periods can apply on newer policies
  • Staging the crown into the following benefit year is sometimes possible and can help with annual maximums

Insurance

Carriers do not agree on whether a root canal is basic or major

This is worth knowing before you compare plans. MetLife's guide lists some root canals under basic care. Guardian's page lists root canals with major procedures. Cigna lists root canals under basic restorative care and crowns under major. Same procedure, different tier, and the tier decides your share and whether a waiting period applies. The crown that usually follows a root canal is a separate major service on all three. So a full root canal treatment can land in two tiers on the same plan, with two different shares and two draws on the annual maximum.

Ask your plan how it classifies the specific codes for the root canal, the buildup and the crown.

One tooth or several

Front teeth, molars and more than one tooth

FactorDetail
Front toothUsually fewer canals to treat, though the case can still be complicated by anatomy or an earlier treatment.
MolarMore canals, more time and often a specialist referral. Find out whether the quote is per tooth or per canal.
More than one toothFind out whether the plan's annual maximum covers all of them this year, and whether staging makes sense.
RetreatmentRetreating a tooth that was treated before is priced differently from a first treatment. See the root canal retreatment guide.

Who does the work

General dentist or endodontist

A general dentist can perform root canal treatment, and an endodontist is a specialist with advanced training in the dental pulp and roots, often involved in difficult anatomy, retreatment or a tooth with an unclear diagnosis. If your dentist refers you, you may receive a specialist's fee for the root canal and a general dentist's fee for the crown, so ask for both estimates before you start. Ask whether the specialist is in your plan's network, since a network dentist can refer you to an office that is not.

Find out who will place the final restoration and how soon, because an unfilled access opening is a risk to the tooth.

Lowering the bill

Ways to reduce cost without changing the standard of care

01

Call a dental school or advanced-education clinic to find out whether it treats root canals and how long the wait is

02

Ask whether the specialist is in your plan's network before booking

03

Ask for the root canal and the crown priced separately

04

Do not delay treatment for an infected or painful tooth to wait for a benefit year to reset, and ask the office how urgent it is

05

Compare the complete cost of saving the tooth with the complete cost of extraction and replacement

Questions people ask

Common questions

01

Why do root canal prices vary between teeth?

Because the procedures genuinely differ. A front tooth typically has one canal that is relatively straight and accessible; a molar may have four canals, some curved or calcified, requiring considerably more time and skill. Plans and fee schedules generally recognize this distinction. If you are comparing quotes, make sure both are for the same tooth type, and check whether either includes CBCT imaging or assumes specialist referral.

02

Does the root canal price include the crown?

Almost never, and this is the most consequential thing to clarify. For a back tooth the crown or onlay afterwards is essential instead of optional, because a root-treated molar left without cuspal coverage is at real risk of splitting: sometimes unrestorably. The crown frequently costs more than the root canal itself. Ask for both figures together so you are budgeting for the tooth, not for one procedure.

03

Is an endodontist more expensive?

Typically yes, reflecting additional training, magnification and equipment suited to complex canal anatomy. Whether that cost is worthwhile depends on the case: many root canals are treated perfectly well in general practice, and referral is usually suggested where the anatomy is complicated, where previous treatment needs redoing, or where access is difficult. It is reasonable to ask why your tooth is or is not being referred.

04

Is it cheaper to just extract the tooth?

On the day, yes: extraction is almost always the cheapest immediate option. The cost arrives afterwards with the replacement, and extraction plus implant plus crown typically exceeds root canal plus crown. Extraction with no replacement is genuinely the cheapest path overall but has its own consequences. The comparison that matters is between complete pathways, not between a root canal fee and an extraction fee.

05

What if the root canal fails and needs redoing?

Retreatment is billed under its own codes and is usually more expensive than the original treatment, because existing filling material and often a post and crown have to be removed first. Many plans will not cover retreatment within a defined period of the original. Surgery at the root tip is another option with its own fee. It is worth asking at the outset what the practice's approach is if the treatment does not resolve the problem.

06

Does a root canal on a tooth that already has a crown cost more?

Yes, usually: accessing through an existing crown, and potentially needing to remove a post, adds complexity and sometimes means the crown needs replacing afterward as well. Ask specifically whether the existing crown can be preserved or is expected to need remaking.

07

Is pain medication after a root canal an extra cost?

Over-the-counter pain relief is typically your own cost regardless, and a prescription, if needed, is usually a separate pharmacy cost from the dental fee itself. This is a minor cost relative to the treatment but worth knowing is not bundled into the dental bill.

08

Does an emergency root canal cost more than a scheduled one?

It can, since an emergency or same-day appointment sometimes carries an additional fee, and urgent presentations may need an initial pain-relief visit billed separately from the definitive treatment that follows. Ask specifically if an urgent-access fee applies.

09

How much does CBCT imaging add to a root canal cost?

It varies by practice but is a real additional line item when used, generally justified by complex anatomy or a case that has not resolved with standard imaging. Ask whether it is being used because it is genuinely needed for your case or as a standard add-on.

10

Is it worth paying more for an endodontist if my general dentist is willing to try first?

This depends on how complex your case is: for straightforward anatomy, a general dentist's lower fee and a specialist's higher fee may produce comparable outcomes, but for genuinely complex anatomy, a failed attempt followed by referral typically costs more overall than going to the specialist first.

11

Does a root canal on a tooth requiring retreatment cost more than a fresh one?

Yes, generally, since retreatment requires removing existing filling material and often a post before the canal can be recleaned, adding time and technical complexity compared with treating a tooth for the first time.

12

Is the follow-up X-ray after a root canal an extra charge?

Often included as part of standard follow-up, but confirm this: a review radiograph to confirm healing is a genuine part of proper aftercare, not an optional extra, so ask when it is scheduled and whether it is covered by the original fee.

13

Is a root canal covered by dental insurance?

Usually in part, but the tier differs. MetLife lists some root canals as basic care, Guardian lists root canals among major procedures, and Cigna lists them as basic restorative care. The share you pay and any waiting period follow the tier, so check your plan's own classification and ask for a written estimate.

14

Why does a root canal cost more on a molar?

Molars usually have more canals and can be harder to reach, so the work takes longer and may go to a specialist. Fees are set by each office, and some price by tooth type and others by canal. Confirm which method the quote uses, and what the crown and buildup add.

15

Should I choose an extraction to save money?

Compare the whole path for each choice. An extraction may cost less on the day, but a missing tooth often needs a replacement, and that has its own cost and maintenance. Ask your dentist what saving the tooth would involve and how likely it is to last. See the root canal versus extraction comparison.

Related glossary terms

Sources

  1. Oral Health TopicsAmerican Dental AssociationAccessed 2026-08-17
  2. Medicare Dental CoverageCenters for Medicare & Medicaid ServicesAccessed 2026-08-17
  3. What Is a Dental PPO Plan?MetLife Oral Fitness LibraryAccessed 2026-09-24
  4. Dental InsuranceGuardianAccessed 2026-09-24
  5. Dental HMO vs. PPO PlansCigna HealthcareAccessed 2026-09-24
  6. Finding Dental CareNational Institute of Dental and Craniofacial ResearchAccessed 2026-09-23