A tooth filling is one of the most routine procedures in dentistry, but if it is your first one, the questions are real. What actually happens in the chair? What are the materials called? What does the visit look like from check-in to walking out? This guide explains what a filling appointment generally looks like at Mountainside Dental so you can walk in informed. Anything specific to your tooth, your medical history, or your recovery should be discussed with your dentist at your visit.

Quick Facts: What a Filling Visit Looks Like
What Is a Dental Filling?
A filling is a common dental restoration. Your dentist will examine the tooth and explain whether a filling is the right next step for your specific case based on their findings.
Patients often book an appointment when they notice things like:
- A noticeable change when eating or drinking certain foods
- A visible spot, pit, or rough area on a tooth
- An area that feels different when biting
- Food catching in the same spot between teeth
- An edge they can feel with their tongue
Regular dental exams are the best way to know what is happening in your mouth. For a comparison of how routine and deep cleanings differ, see our guide on deep cleaning vs regular cleaning.
Types of Fillings
Three filling materials are used regularly today. The choice depends on the size and location of the cavity, your bite, your insurance, and how visible the tooth is.
Composite (Tooth-Colored)
A resin material that can be matched to your natural tooth color. Often chosen for visible teeth and smaller restorations.
Amalgam (Silver)
A traditional metal-blend material with a silver appearance. Used in dentistry for many decades.
Glass Ionomer
Used in certain situations, including below the gum line and on primary teeth.
Gold and porcelain inlays exist for larger restorations, but those are usually classified as inlays or onlays rather than standard fillings. If a tooth has more extensive damage, your dentist may discuss other options such as a crown. The right material for your specific tooth is a conversation to have with your dentist at your visit.
The Filling Process: Step by Step
What Happens During Your Appointment
Numbing the Area
Most filling visits begin with local anesthesia. Your dentist will explain the steps and let you know what to expect during the visit.
Removing the Decay
The dentist removes the affected tissue from the tooth. The exact instrument and approach depend on the case.
Cleaning and Preparing the Tooth
The area is cleaned and prepared so the filling material can bond properly. Preparation steps vary by material.
Placing the Filling Material
The chosen material (composite, amalgam, or glass ionomer) is placed and shaped to fit the tooth. Your dentist will discuss which material is being used and why.
Adjusting Your Bite
You bite down on a marking paper so the dentist can check how the filling meets the opposing tooth and make adjustments as needed.
Polishing and Aftercare Instructions
The filling is polished, and your dentist will go over aftercare instructions specific to your visit.
How Long Does a Filling Visit Take?
Most filling appointments are a single in-office visit. The exact time depends on the size and location of the cavity, how many fillings are being placed, and whether you are a new or returning patient. Your front-desk team can give you an estimate when you book, and your dentist will confirm the plan at the visit.
What About Pain or Discomfort?
Local anesthesia is commonly used during a filling so the area is numb during the procedure. Everyone’s experience is different, and how you feel during and after a filling can depend on the depth of the cavity, your overall sensitivity, and your anxiety level around dental visits.
If you are nervous about the visit, let the front desk know when you book. Many of our offices offer nitrous oxide for patients who prefer extra relaxation. For patients with higher levels of anxiety, see our guide on sedation dentistry. Specific recommendations for your situation should come from your dentist.
Before Your Appointment
Fillings generally require very little preparation. A few practical notes:
- Eat before the appointment if you can. Your mouth may be numb afterward.
- Take your regular medications on schedule unless instructed otherwise by a healthcare provider.
- If you are nervous, tell the front desk when you book. The team can plan extra time or schedule additional comfort options.
- Bring your insurance card and a list of current medications.
- Mention anything new in your health history (pregnancy, new prescriptions, allergies) to the office before the visit.
After Your Appointment
Your dentist will go over specific aftercare instructions at the end of your visit, including how to handle the numbness, eating recommendations, and when to follow up. General reminders most patients receive include:
Watch for the Numbness to Wear Off
While your mouth is still numb, be careful with eating or drinking hot liquids. Your dentist will let you know when it is safe to chew normally.
Follow Your Dentist’s Instructions
Specific eating, drinking, and brushing guidance after your filling should come from your dentist at the end of the visit. Everyone’s situation is a little different.
Resume Normal Hygiene
Most patients can resume their normal brushing and flossing routine. Ask your dentist about anything specific to the tooth that was treated.
When to Call the Office
If something feels off after your appointment, including a bite that does not feel right or persistent discomfort, call the office so the team can take a look.
How Long Do Fillings Last?
Every filling, regardless of material, eventually needs to be looked at and replaced. How long a specific filling lasts varies based on the material, the size of the original restoration, how the tooth is used day to day, and your overall oral hygiene. Routine exams help your dentist catch wear or early signs of new decay around an existing filling before it becomes a larger issue.
Insurance and Payment Options
The cost of a filling varies depending on the material, the size and location of the cavity, and your insurance plan. We do not list per-procedure pricing on the blog because every case is different. Your front-desk team will provide an estimate based on your specific treatment plan and benefits.
We accept most major dental insurance carriers, including Delta Dental, Aetna, Cigna, Blue Cross Blue Shield, MetLife, Guardian, Humana, Ameritas, and United Healthcare. For patients without insurance, we also offer an in-house savings plan and accept third-party financing through CareCredit. Full details and the verification process are on our Insurance and Financing page. See our dental financing guide for more on how CareCredit works.
“Dr. Jason Chen is fantastic! I came in for two fillings, he was extremely accommodating with scheduling. He was professional, caring, and somehow able to numb me up completely pain free. He was very gentle and explained every step of the procedure.”
Mountainside Dental patient, Google Review
Mountainside Dental Locations
La Quinta
78461 CA-111
760-492-7993
Yucaipa
11834 Bryant St., Ste. #104
909-378-8934
Rancho Mirage
42500 Bob Hope Dr STE 1
760-412-8373
Rancho Santa Margarita
29941 Aventura, Suite B
949-368-0193
Lake Forest
23731 El Toro Rd. Unit D
949-881-4928
Frequently Asked Questions
Have Questions About a Filling?
Our front-desk team can walk you through what an appointment looks like, verify your insurance benefits, and book you with the dentist closest to home.