Restorative & Implants
Inlays & Onlays in Mundelein, IL — The Smart Middle Ground Between Fillings and Crowns
The short version
An inlay or onlay is a custom-crafted ceramic restoration for a tooth with too much damage for a filling but too much healthy structure to justify a crown — the middle path that repairs precisely what’s damaged and preserves everything that isn’t. At Markiewicz Dental in Mundelein, IL, these conservative restorations are a specialty of the practice.
The guiding principle is one worth knowing: nothing a dentist places is as valuable as the healthy tooth structure you were born with. Every millimeter of natural enamel preserved is strength, longevity, and options kept for the future — which is exactly why we reach for an inlay or onlay whenever the tooth allows it.
Medically reviewed by the doctors of Markiewicz Dental

Inlay vs. Onlay — What’s the Difference?
The difference is territory. An inlay fits within the cusps — the raised points — of your tooth’s chewing surface, like a precisely fitted puzzle piece replacing the damaged center. An onlay extends over one or more cusps when the damage reaches them, which is why it’s sometimes called a “partial crown”: more coverage than an inlay, far less tooth reduction than a full crown. Both are crafted in a dental lab from a precise digital scan of your prepared tooth and permanently bonded at a second visit.
Why Choose an Inlay or Onlay?
The case for the conservative middle path:
- Preserves significantly more healthy tooth structure than a crown, which requires reshaping the entire tooth
- More durable than a large filling — lab-made ceramic withstands chewing forces that stress and shrink large direct fillings
- Bonds to the tooth, reinforcing the remaining structure rather than just occupying space
- Tooth-colored ceramic matched to your natural shade
- Precise, smooth margins that resist the leakage and recurrent decay that shorten a large filling’s life
- Contoured to your natural anatomy for easy cleaning
This approach reflects biomimetic dentistry — restoring teeth in a way that imitates how natural teeth handle stress, keeping restorations as small as the damage allows. Dr. David Markiewicz has pursued advanced training in exactly this philosophy, and it shapes how we evaluate every damaged tooth: what can be saved, gets saved.
Filling, Inlay/Onlay, or Crown — How We Decide
It comes down to how much healthy tooth remains. A small cavity with strong surrounding walls: a filling does the job simply and well. Damage too broad for a filling to hold reliably, but with solid structure remaining: that’s inlay and onlay territory. A tooth weakened throughout — a huge old filling, a deep crack, a root canal in its history: a crown protects what a partial restoration can’t. We’ll show you your tooth on the screen, explain which category it’s in and why, and give you the honest trade-offs. The goal isn’t the biggest restoration that fits — it’s the smallest one that lasts.
What to Expect
Two visits. At the first, we numb the area, remove the decay or old filling material, shape the tooth conservatively, and capture a digital scan with our iTero scanner — no putty impressions. A temporary restoration protects the tooth while the lab crafts your ceramic piece to exact specifications. At the second visit, we verify the fit and bite, then bond it permanently — a bond that, done well, makes tooth and restoration function as one unit. Care for it like a natural tooth: brush, floss, keep your checkups, and expect many years of quiet service.
Questions
Frequently Asked Questions About Inlays and Onlays
How long do inlays and onlays last?
Are inlays and onlays better than fillings?
Why not just get a crown?
Does the procedure hurt?
How much do inlays and onlays cost?
Patient reviews
From people who had this done here.
I have been a patient here for over twenty years and I would not go anywhere else. Everyone knows my name the moment I walk in, and the care has always been thorough and completely honest.
Dr. Markiewicz walked me through my implant plan on a 3D scan so I understood exactly what would happen. The surgery was far easier than I expected and the tooth looks completely natural.
I used to dread the dentist. This office changed that. They explained every step, checked in constantly, and never once made me feel rushed or judged about the work I had put off.
A damaged tooth doesn’t have to mean a crown — and it definitely shouldn’t mean waiting. Call Markiewicz Dental at (847) 566-2811 or request an appointment online for an honest evaluation. Serving Mundelein and the greater Lake County, IL area.
