Does Insurance Cover a Root Canal? Costs, Coverage, and What to Expect

Most dental insurance plans cover root canal treatment. Coverage typically falls between 50% and 80% of the procedure cost, depending on your plan type and how it classifies endodontic treatment. The remaining balance, plus your deductible, is your responsibility. Knowing what your plan covers before the procedure helps you avoid unexpected bills.

6 min readMedically reviewed contentLast updated March 20, 2026

Key Takeaways

  • Dental insurance typically covers 50% to 80% of root canal treatment, classifying it as a "major" or "basic" procedure depending on the plan.
  • Your annual maximum (usually $1,000 to $2,000) limits the total your plan pays per year for all dental work, including root canals.
  • The root canal and the crown are billed separately. Insurance may cover both, but the combined cost can quickly reach your annual maximum.
  • Pre-authorization is not always required, but requesting one gives you a written estimate of what your plan will pay before treatment begins.
  • Endodontists and general dentists bill root canals using the same procedure codes. Your coverage amount is the same regardless of which provider performs the treatment.
  • If you do not have insurance, many endodontists offer payment plans, and dental schools provide root canal treatment at reduced fees.

What Dental Insurance Typically Pays for a Root Canal

Dental insurance plans classify procedures into categories, and root canals usually fall under either "basic" or "major" services. Plans that classify root canals as basic services typically cover 80% of the cost. Plans that classify them as major services typically cover 50%. This classification has a significant impact on your out-of-pocket cost.

Most PPO and indemnity dental plans follow a 100-80-50 structure: 100% for preventive care, 80% for basic procedures, and 50% for major procedures. Where your plan places root canals in this structure determines your coverage level.

DHMO (dental health maintenance organization) plans work differently. Instead of percentage-based coverage, DHMOs assign a fixed copay for each procedure. A root canal copay on a DHMO plan might range from $100 to $350, regardless of the actual procedure cost.

Root Canal Cost by Tooth Type

Root canal costs vary based on which tooth is being treated. Molars have more root canals and are harder to access, so they cost more than front teeth. Insurance coverage percentages apply to the fee for the specific tooth.

  • Front tooth (anterior): $700 to $1,000. One root canal. Simplest and fastest.
  • Premolar (bicuspid): $800 to $1,200. One to two root canals.
  • Molar: $1,000 to $1,500. Three to four root canals. Most complex and expensive.

Deductibles, Annual Maximums, and Your Out-of-Pocket Cost

Before your insurance pays anything for a root canal, you must meet your annual deductible. Dental deductibles are usually $50 to $100 per person. Once the deductible is met, your plan pays its percentage of the remaining cost.

Your annual maximum is the total amount your plan will pay for all dental procedures in a calendar year. Most plans set this at $1,000 to $2,000. A root canal on a molar, combined with the crown needed afterward, can cost $2,000 to $3,000 total. If you have already used part of your annual maximum on other dental work, you may not have enough remaining benefit to fully cover both the root canal and the crown.

Planning the timing of treatment around your benefit year can help. If your annual maximum resets in January and you need a root canal and crown in late fall, you may be able to have the root canal in December and the crown in January, spreading the cost across two benefit years.

Pre-Authorization: Getting a Cost Estimate Before Treatment

A pre-authorization (also called a pre-determination or pre-treatment estimate) is a request your dentist or endodontist submits to your insurance company before performing the root canal. The insurer reviews the request and sends back a written estimate of what they will pay.

Pre-authorization is not required by most plans, but it is a useful step. It confirms your coverage level, shows your estimated out-of-pocket cost, and flags any issues, such as a missing tooth clause or an exhausted annual maximum, before you commit to treatment.

Emergency root canals sometimes cannot wait for pre-authorization. In those cases, the provider can submit the claim after treatment. Your coverage is the same whether or not you get pre-authorization. The estimate simply gives you cost clarity in advance.

Endodontist vs. General Dentist: Does It Affect Coverage?

Both endodontists and general dentists use the same ADA procedure codes when billing for root canals. Your insurance coverage percentage is the same regardless of which provider performs the treatment. The difference is in the fee, not the coverage.

Endodontists sometimes charge higher fees than general dentists for the same procedure code. If you have a PPO plan, using an in-network endodontist means you pay the negotiated rate, which is typically lower than the full fee. Going out-of-network may mean paying the difference between the provider's fee and the amount your plan considers "usual and customary."

If your plan requires a referral to see a specialist, make sure your general dentist provides one. Some plans reduce or deny benefits for specialist visits without a referral on file.

The Crown After a Root Canal: A Separate Cost

Most teeth that receive root canal treatment need a crown afterward to protect the weakened tooth structure. The crown is billed as a separate procedure with its own cost, typically $800 to $1,500. Insurance usually covers crowns at 50% to 80%, but the cost comes out of your same annual maximum.

Some plans have a waiting period for crowns, especially if you are new to the plan. Others require the crown to be placed within a specific timeframe after the root canal. Check your plan details to avoid a denied claim.

What to Do If You Do Not Have Insurance

If you do not have dental insurance, a root canal and crown can cost $1,500 to $3,000 or more out of pocket. That is a significant expense, but there are several ways to reduce the cost.

Many endodontists and general dentists offer in-house payment plans that let you spread the cost over several months, often interest-free. Some practices also offer a cash-pay discount for patients without insurance.

Dental schools with endodontic residency programs provide root canal treatment at reduced rates. Treatment is performed by residents under faculty supervision. The quality of care is closely monitored, though appointments may take longer than at a private practice.

Dental Discount Plans

Dental discount plans (sometimes called dental savings plans) are not insurance. You pay an annual membership fee, typically $80 to $200, and receive discounted rates at participating dentists and specialists. Discounts on root canals are usually 20% to 40% off the standard fee. There are no deductibles, no annual maximums, and no waiting periods.

When to See an Endodontist for a Root Canal

A general dentist can handle many straightforward root canals. However, certain situations benefit from the specialized training, equipment, and experience that an endodontist provides.

Consider seeing an endodontist if the tooth has multiple canals (molars), if a previous root canal on the same tooth has failed, if the tooth has complex anatomy or a crack, or if your general dentist has recommended a specialist. Endodontists use surgical microscopes and 3D imaging that most general practices do not have, which can improve the outcome in difficult cases.

Find an Endodontist Near You

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Frequently Asked Questions

Does insurance cover the full cost of a root canal?

Insurance rarely covers the full cost. Most plans cover 50% to 80% of the procedure fee after your deductible. The remaining balance is your responsibility. Your annual maximum also limits how much the plan pays in total per year.

Is a root canal considered a major or basic procedure by insurance?

It depends on the plan. Some dental plans classify root canals as basic procedures and cover 80%. Others classify them as major procedures and cover 50%. Check your plan's schedule of benefits to see how endodontic treatment is categorized.

Does insurance cover a root canal by an endodontist?

Yes. Insurance covers root canals using the same procedure codes whether performed by an endodontist or a general dentist. The coverage percentage does not change. However, an out-of-network endodontist may charge more than the plan's allowed amount, leaving you with a larger balance.

Do I need pre-authorization for a root canal?

Most plans do not require pre-authorization for root canals, but requesting one is a good idea. It gives you a written estimate of what your plan will pay before treatment starts. Emergency root canals can proceed without pre-authorization, and coverage is the same either way.

Does insurance cover the crown after a root canal?

Most dental plans cover crowns at 50% to 80%. The crown is billed as a separate procedure with its own fee, typically $800 to $1,500. The cost comes out of your same annual maximum, so a root canal plus crown can consume a large portion of your yearly benefit.

How can I pay for a root canal without insurance?

Options include in-house payment plans offered by most dental offices, dental discount plans that provide 20% to 40% off standard fees, treatment at dental school clinics at reduced rates, and using HSA or FSA pre-tax funds if you have a high-deductible health plan.

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