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When Should You Get a Second Opinion on Dental Work?

By Dr. Liana Muradyan, DDS · Medically reviewed by Dr. Leon Kiraj, DDS, CA license 56744

The short answer

A second opinion makes sense when a treatment plan is large, when you are told a tooth must come out, when the diagnosis is unclear, or when you feel uneasy. The ADA's Code of Ethics says dentists should explain the proposed treatment and reasonable alternatives and involve you in the decision. In California you are entitled to copies of your records, including X-rays, which the second dentist may be able to use.

General information, not a diagnosis. Your dentist will examine your mouth before recommending treatment.

When a second opinion is worth the time

You left the office with a treatment plan that is longer, more expensive or more alarming than you expected, and you are not sure what to do with it. You do not need a reason to want another view. The ADA's Code of Ethics says a dentist should inform the patient of the proposed treatment and any reasonable alternatives in a way that lets the patient take part in the decision. Getting a second opinion is one way of taking part.

Some situations make a second look especially useful.

  • A plan with several crowns, many fillings or work on most of your mouth at once.
  • Being told a tooth must be pulled, especially if nobody explained why it cannot be saved.
  • A diagnosis you do not understand, or findings you were not shown on the X-ray.
  • Treatment proposed for a tooth that does not hurt and has not bothered you before.
  • Pressure to decide or pay today.
  • A gut feeling that something does not add up. That counts.

What a second opinion is, and is not

A second opinion is a separate exam by another dentist who reviews your X-rays and records and tells you what they see and what they would suggest. It is not a complaint about the first dentist, and it is not a vote. The second dentist may agree completely, may suggest a different order of treatment, or may see the problem differently.

Dentistry involves judgment calls. Whether a small area of decay should be filled now or watched, whether a tooth with a crack can be crowned or should come out, and whether a worn filling needs replacing yet are all questions where two careful dentists can land in slightly different places. Hearing both views helps you understand what is a clear finding and what is a choice. Before either visit, questions to ask before a crown, veneer or root canal gives you a checklist.

Second opinion: when it helps most
SituationSecond opinion?BringAsk
Plan with several crowns or many fillings at onceOften worth itWritten plan with tooth numbers, X-raysWhich teeth are urgent and which can wait
Told a tooth must be pulledYes, before it is removedX-rays of that tooth, any earlier root canal recordsCan it be saved, and would a referral help
Diagnosis you do not understandYes, or ask the first dentist to explain againThe written findingsWhat exactly is wrong and how was it found
Treatment on a tooth that does not hurtReasonable if unsureX-rays showing the problemWhat happens if we watch it instead
One small filling the dentist showed you on the X-rayUsually not neededNothing extraSize of the cavity and the filling material
Swelling, severe pain or a knocked-out toothTreat first, discuss laterYourself, promptlyWhat relieves it today

How to get your records and X-rays in California

You do not have to ask permission to see your own chart. The Dental Board of California explains that under Health and Safety Code section 123110 the dentist is required to provide you with a copy of your records, and that a written request is recommended. The Board itself does not hold or provide patient records; you request them from the dental office.

The Board's May 2025 newsletter spells out the rules for offices. A patient or the patient's representative is entitled to a paper or electronic copy of all or any portion of the records on request. The office must provide or transmit the copy within 15 days of receiving the request. A reasonable fee can be charged for the copy, but only for the cost incurred in providing the records.

X-rays are part of this. The newsletter notes that patients frequently request images, radiographs and billing ledgers, and that copies of X-rays do not have to be provided to the patient if the original X-rays are transmitted to another health care provider within 15 days of the written request. In practice, ask that your X-rays be sent directly to the second dentist, or ask for a digital copy you can carry.

The ADA's Code of Ethics adds that dentists should furnish copies of records on request of the patient or the patient's new dentist, either free or for nominal cost, and that this obligation exists whether or not the patient's account is paid in full.

What to bring and what to ask

The second visit works when both dentists are looking at the same information. Write your request to the first office by email so you have the date, and give the second office a few days to receive the files before your appointment.

  • The written treatment plan, with tooth numbers and procedure codes if it has them. How to read your dental treatment plan explains those.
  • Your recent X-rays, sent ahead or on a disk or digital file.
  • A list of your medications and health conditions, since they affect what can be recommended.
  • Your dental insurance card, if you have one.
  • The same short list of questions for both dentists: What exactly is wrong? How do you know? What happens if we wait? What are the alternatives? Which teeth are urgent and which can be scheduled later?

When the answers differ

If the two plans do not match, resist choosing the cheaper one on price alone. Ask each dentist to point to the finding on the X-ray that supports their plan and to explain what they expect to happen if that tooth is left alone. A plan that can be explained tooth by tooth is easier to trust than one that cannot.

When the disagreement is about whether a tooth can be saved, a third view from an endodontist, a dentist with additional training in root canal treatment, is a reasonable next step. For gum questions, that would be a periodontist. Root canal vs. extraction explains what usually decides that question.

One more thing the ADA's Code of Ethics says: a dentist giving a second opinion should not have a vested interest in the resulting recommendation. That is a fair thing to keep in mind about any opinion, including this office's.

You can confirm that any dentist holds a current California license through the Dental Board's license search at search.dca.ca.gov. If a dispute remains after you have talked it through, the ADA's patient site suggests asking your state dental society whether it offers peer review, a process that can examine records and mediate, or contacting the state dental board. How to choose a dentist in Glendale covers what to look for in whoever you see next.

Getting a second opinion at Infinite Dental Wellness

A second opinion here starts with a dental checkup: the dentist takes digital X-rays if current ones are not available, examines each tooth and your gums, and explains what they find in plain language before any treatment is discussed. If your previous office has already sent your X-rays, we can review those.

We accept all PPO dental insurance plans and do not accept Medi-Cal or Denti-Cal; the insurance and payment page has the details. You can book online or call (818) 541-1110, and the contact page lists our hours and address. Bring your plan and your questions, and expect an honest answer, including when it is simply that your first dentist was right.

Frequently asked questions

No. The ADA's Code of Ethics says dentists should inform patients of the proposed treatment and reasonable alternatives and involve them in the decision, and many dentists expect a second opinion on larger plans. You do not need to explain why; a simple request for a copy of your records and X-rays is enough. A dentist who objects to you understanding your own care is giving you useful information.

In California, according to the Dental Board, a dental office may charge a reasonable fee for providing a copy of your records, but only for the cost incurred in producing it. Copies of X-rays do not have to be given to you if the originals are sent to another health care provider within 15 days of your written request, so asking the office to send them directly to the second dentist is often the simplest route.

The Dental Board of California states that under Health and Safety Code section 123110 a dental office must provide or transmit a copy of your records within 15 days of receiving your request. A written request is recommended so the date is documented; email is acceptable. If an office does not respond, the Board notes that failing to provide the copy can lead to a fine or discipline, and you can contact the Board.

Often, if they are recent and show the teeth in question clearly. Sending the X-rays ahead lets the second dentist compare the same images the first dentist saw, which is the point of the exercise. The second dentist may still want a new image if the existing ones are old, unclear or do not show the area of concern. Ask before the visit so there are no surprises.

Ask each to show you the finding on the X-ray that supports their plan and to explain what they expect if the tooth is left alone. Some differences are judgment calls, such as filling a small spot now or watching it. When the question is whether a tooth can be saved, a third view from an endodontist is reasonable. If a dispute remains, the ADA's patient site points to peer review through the state dental society.

It depends on your plan. A second opinion is usually billed as an exam, and many plans cover a certain number of exams per year, but the details vary, so check your plan documents or call your insurer before the visit. Infinite Dental Wellness accepts all PPO dental plans and does not accept Medi-Cal or Denti-Cal; the office can help you understand your benefits before you come in.

Ready to schedule your visit?

Call Infinite Dental Wellness in Glendale, CA today and our friendly team will take great care of you and your family.