Restorative Dentistry

Dental fillings in Bloomingdale, IL

Cavities are repaired with tooth-colored composite bonded directly to the tooth -- preserving more healthy structure than older silver fillings required. Dr. Husna Khan and the Serenity Dental team provide written estimates before every filling and use only the imaging and treatment that clinical exam supports.

The goal is conservative repair: remove the decayed area, bond composite resin back into the tooth, adjust the bite, and send you home the same visit. Most fillings take 30 to 60 minutes and cost varies depending on size, with insurance typically covering 70 to 80 percent.

Last updated: April 2026 · Tooth-colored composite used in most cases · Written estimates before treatment

Book a Consultation Call (630) 359-0105 Insurance & Payment Options

Can a filling be done in one visit?

Most cavities are repaired in a single 30 to 60 minute appointment. Very large cavities or deep decay near the nerve may need a buildup, core, or crown instead -- Dr. Husna Khan explains before treatment begins if that applies.

Do fillings hurt?

The tooth is fully numbed before any drilling. You feel pressure and vibration, not pain. Mild cold and pressure sensitivity for 1 to 2 weeks afterward is normal. Sharp pain or pain on biting usually means the bite needs a small adjustment -- a 5 minute visit.

What if an old filling is failing?

Worn, cracked, leaking, or stained-margin fillings should be replaced before decay spreads underneath. Catching a failing filling early often means another simple filling; waiting can mean a crown or root canal.

What a dental filling is

A dental filling is the restoration that replaces tooth structure lost to decay, fracture, or wear. After the damaged area is removed, a filling material rebuilds the tooth so it can chew, resist further decay, and look natural. Modern composite resin bonds chemically to tooth structure, which allows more conservative preparations than the older mechanical-retention amalgam fillings required.

At Serenity Dental, tooth-colored composite is the default material for almost all fillings because it bonds to the tooth, preserves more healthy structure, and matches the natural tooth shade. Other materials (amalgam, glass ionomer, gold, porcelain) have specific clinical indications and are discussed when appropriate.

Filling materials at a glance

The right material depends on cavity size, location (front vs back tooth), bite forces, esthetic considerations, and insurance coverage. Here is how the main options compare:

Material	Appearance	Lifespan	Typical cost	Best for
Composite (tooth-colored)	Matches tooth	7 to 15 years	Varies	Most fillings, front and back teeth
Amalgam (silver)	Silver/gray	10 to 20 years	Varies	Back teeth, budget option
Glass ionomer	Tooth-colored	5 to 7 years	Varies	Baby teeth, small non-biting surfaces
Porcelain (inlay/onlay)	Matches tooth	15 to 30 years	Varies	Large restorations on back teeth
Gold	Gold color	20 to 30+ years	Varies	Rare; back teeth, durability priority

Composite covers roughly 90 percent of filling cases at Serenity Dental. Amalgam is offered when cost is the primary constraint and the cavity is on a back tooth where appearance is not a concern. Porcelain inlays/onlays are recommended when a tooth needs more than a filling but less than a full crown.

Dental filling cost

Fillings are billed by the number of tooth surfaces restored, not by time. A one-surface filling repairs damage on a single face of the tooth. A two- or three-surface filling extends across multiple faces, usually including the chewing surface.

Composite (tooth-colored)

1 surface: varies cash; varies with PPO
2 surfaces: varies cash; varies with PPO
3+ surfaces: varies cash; varies with PPO

Amalgam (silver)

1 surface: varies cash; varies with PPO
2 surfaces: varies cash; varies with PPO
3+ surfaces: varies cash; varies with PPO

PPO insurance typically covers fillings at 70 to 80 percent after the deductible, subject to the annual maximum. Serenity Dental verifies benefits and provides written estimates before scheduling. If a cavity turns out to be deeper than X-rays suggested, Dr. Husna Khan explains any change in treatment or cost before proceeding, not after.

When a filling is needed

Signs that need evaluation

Visible white, brown, or black spot on a tooth
Visible hole or pit
Sensitivity to sweet, cold, or hot foods in one specific tooth
Food catching between teeth where it never did before
Rough edge or chipped-feeling tooth
Old filling that feels loose or different

Found at exams and X-rays

Cavity between teeth visible on bitewing X-rays (most common)
Marginal decay around an existing filling
Decay under a crown or bridge margin
Early demineralization caught at preventive visits
Cracked existing filling identified by exam

Cavities between teeth are often invisible on visual exam and only detected on X-rays. This is why routine bitewing X-rays at preventive visits matter -- catching a cavity early means a simple filling instead of a crown or root canal later. Dr. Husna Khan orders X-rays based on individual clinical risk, not a fixed schedule.

The filling procedure step-by-step

Step 1

Numbing (5-10 min)

Topical numbing gel, then local anesthesia injection near the tooth. Full numbness sets in within 5 minutes.

Step 2

Decay removal (10-20 min)

Decayed tooth structure is removed with a high-speed handpiece. You feel pressure and vibration, not pain.

Step 3

Bonding and filling (10-20 min)

Tooth is etched and primed, composite is placed in layers, each cured with a blue light.

Step 4

Bite check (5-10 min)

Filling is shaped, polished, and checked with articulating paper. Adjustments are made until the bite feels natural.

A single-surface filling typically takes 30 minutes total. Two or three-surface fillings take 45 to 60 minutes. Multiple fillings on one side can often be scheduled together at the same visit.

Aftercare and what feels normal

Composite fillings are fully hardened when you leave; you can eat as soon as numbness wears off (2 to 4 hours). Some sensitivity is expected and usually resolves within 1 to 2 weeks.

Normal after a filling

Numbness for 2 to 4 hours (longer if upper back tooth)
Cold sensitivity for 1 to 2 weeks, sometimes longer
Mild pressure sensitivity when chewing
Tenderness at the injection site for 1 to 2 days
Feeling the new filling edge with the tongue

Call if you experience

Sharp pain when biting that was not there before
Pain that wakes you at night
Throbbing pain that does not improve after 3-4 days
Filling that feels noticeably high on your bite
Filling that falls out partially or completely

Filling vs crown: how the decision is made

The decision is primarily based on how much healthy tooth remains. A filling works when the tooth has enough structure to support the restoration directly. A crown is needed when too much tooth is missing or weakened to hold a filling reliably.

Filling is appropriate

Small to medium cavity (less than 1/3 of the tooth)
Most of the tooth walls are intact
No cracks visible beyond the cavity
No prior root canal
Bite forces on the tooth are normal

Crown is recommended

More than half the tooth is missing or decayed
Tooth has cracks extending into the tooth structure
Tooth has had a root canal (crown protects from fracture)
Tooth has a very large existing filling that has failed
Cusp (tooth point) has broken off

An inlay or onlay is a third option between a filling and a crown -- a lab-made porcelain restoration that covers more of the tooth than a filling but less than a crown. Dr. Husna Khan discusses all applicable options with expected longevity and cost before treatment is scheduled. For the full crown service overview, see dental crowns in Bloomingdale.

Replacing old amalgam (silver) fillings

Old amalgam fillings do not need to be replaced just because they are silver. Replacement is clinically indicated when there is marginal leakage (gap at the edge), recurrent decay, a crack in the filling or tooth, or the filling has broken down. Esthetic replacement (removing silver for tooth-colored) is a patient preference, not a clinical requirement.

If replacement is elected, Dr. Husna Khan follows safe amalgam removal protocols: high-volume suction, rubber dam isolation, copious water spray, and a dental assistant's suction near the patient's face. This minimizes mercury vapor exposure during removal.

Preventing future cavities

A new filling does not prevent new cavities elsewhere. The most effective prevention combines daily brushing with fluoride toothpaste, daily flossing or interdental brushing, limiting between-meal sugar intake, and professional cleanings every 3 to 12 months based on individual risk assessment.

For more on cavity prevention, see cavity prevention guide. For help identifying early signs of decay, see signs of a cavity.

When a filling is not enough

Sometimes what looks like a cavity on X-ray is actually deeper decay that has reached the tooth's pulp (nerve chamber). When this happens, a filling alone is not sufficient and the tooth needs:

Root canal treatment if the pulp is infected or inflamed, followed by a crown
Crown if more than half the tooth is missing but the pulp is healthy
Extraction if the tooth is not restorable

Serenity Dental discusses any change in treatment plan during the visit, before additional work is started. Cost and options are transparent.

Insurance and payment options

Most dental PPO plans cover fillings as basic restorative services at 70 to 80 percent after deductible. Annual maximums typically apply (varies per year). Some older plans apply a "downgrade" clause for composite fillings on back teeth -- paying only what they would pay for amalgam and charging the patient the difference.

Serenity Dental verifies benefits before treatment, discusses any downgrade provisions, and offers financing options when helpful. Cost transparency before treatment is standard practice here.

Quick facts

Treatment time	30 to 60 minutes per filling
Anesthesia	Local anesthesia
Materials	Composite resin (most common), glass ionomer, or amalgam
Lifespan	5 to 10 years for composite on small to moderate cavities
Typical cost	varies per filling
Recovery	Numbness wears off in 2 to 4 hours; eat normally same day

Clinical references

We rely on guidance from established clinical organizations. The references below inform how we explain options, expected outcomes, and aftercare on this page.

American Dental Association recognizes both composite resin and amalgam fillings as safe, effective restorations with composites preferred for visible teeth.
FDA guidance on dental amalgam includes recommendations for patient populations who may benefit from alternative materials.
Journal of the American Dental Association research on composite vs. amalgam longevity informs material selection for posterior cavities.
Cochrane Oral Health Group systematic reviews compare longevity of composite, glass-ionomer, and amalgam restorations and identify clinical scenarios where each is preferred.

For patient education only. Treatment recommendations depend on individual diagnosis. Reviewed by Dr. Husna Khan, DDS.

Dental filling FAQs

How much does a dental filling cost?

A composite (tooth-colored) filling typically varies per tooth for a one-surface filling and varies for a two- or three-surface filling. Amalgam (silver) fillings run varies. PPO insurance usually covers 70 to 80 percent of composite fillings after the deductible, bringing patient cost to roughly varies per tooth. Serenity Dental verifies benefits and provides written estimates before treatment begins.

Do dental fillings hurt?

Getting a filling is not typically painful because the tooth is fully numbed with local anesthesia first. Most patients feel pressure and vibration during the procedure, not pain. The injection itself may sting briefly. Mild sensitivity to cold or pressure for 1 to 2 weeks afterward is normal as the tooth adjusts. Sharp persistent pain or pain on biting usually means the bite needs adjustment -- call us if this happens.

How long do dental fillings last?

Composite (tooth-colored) fillings last 7 to 10 years on average, with many lasting 15+ years with good oral hygiene. Amalgam (silver) fillings last 10 to 15 years, with some lasting 20+ years. Gold and porcelain fillings can last 15 to 30 years. Lifespan depends on filling size, location (front vs back tooth), bite forces, grinding habits, and home care. Regular checkups catch failing fillings before decay spreads.

What are dental fillings made of?

The main filling materials are composite resin (tooth-colored, bonded), amalgam (silver alloy with mercury, mixed on site), glass ionomer (fluoride-releasing, softer, used in small areas or baby teeth), porcelain (lab-made ceramic inlay/onlay), and gold (lab-made gold alloy). Composite is used in most Serenity Dental cases for its natural appearance and conservative tooth-preservation. Material selection depends on cavity size, location, bite forces, and esthetic considerations.

Can I eat after a filling?

After a composite filling, you can eat immediately because the material is fully hardened with the curing light during the procedure. Wait for numbness to wear off (2 to 4 hours) to avoid biting your cheek or tongue. After an amalgam filling, wait 24 hours before chewing hard foods on that side because amalgam takes longer to fully set. Avoid very hot, very cold, or sticky foods for the first few days while sensitivity settles.

What is a tooth-colored filling?

Tooth-colored fillings (composite resin fillings) match the natural tooth shade so the restoration is invisible. Composite is bonded directly to the tooth structure using dental adhesive and cured with a blue light, allowing more conservative tooth preparation than older amalgam fillings required. Composite is the standard material at Serenity Dental for most fillings because it bonds to the tooth, preserves healthy tooth structure, and looks natural.

Can an old filling be replaced?

Yes. Old fillings are replaced when there is recurrent decay underneath, cracks in the filling or tooth, marginal leakage (gap where food and bacteria enter), fracture, or significant wear. Replacing silver amalgam with tooth-colored composite is also an option for esthetic reasons. Serenity Dental assesses each filling during exams and replaces only those that show clinical signs of failure, not based on age alone.

What happens if I delay getting a filling?

Small cavities progress to larger ones and eventually reach the tooth's inner pulp. What starts as a varies filling can become a varies root canal plus a varies crown if decay reaches the nerve. Severely decayed teeth may require extraction. Cavities rarely hurt until they are deep, so no pain does not mean no problem. Bitewing X-rays at preventive visits catch cavities early when simple fillings are sufficient.

Does dental insurance cover fillings?

Most dental PPO plans cover composite fillings at 70 to 80 percent after the deductible, with annual maximums typically varies. Some older plans downgrade posterior composite fillings to the amalgam rate (meaning they pay as if silver was used, patient pays the difference). Fillings are considered basic restorative services, not major. Serenity Dental verifies benefits and submits pre-estimates when helpful.

What is the difference between a filling and a crown?

A filling restores a tooth when most of the tooth structure remains healthy. A crown covers the entire visible portion of a tooth when significant structure is lost or weakened. Fillings are conservative (1 visit, varies) and crowns are comprehensive (2 visits, varies). Teeth with cracks, large existing fillings, root canal treatment, or more than 50 percent of structure missing typically need crowns rather than fillings for long-term protection.

Educational content only. Recommendations are personalized after an exam and any needed imaging.

Learn more

Patient guides on dental fillings

In-depth guides written by Dr. Husna Khan covering everything from the fundamentals of what a filling is, through cost and procedure detail, to long-term maintenance and replacement decisions.

Composite

Tooth-colored fillings

How composite bonding works and why it is the default at Serenity Dental.

Root Canal

Pain After a Root Canal: Normal vs Concerning

Post-root-canal pain timeline -- what is normal, how long soreness should last, when pain after 7 days signals a problem, and when to call your dentist.