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Dental glossary
Plain-language dental terms for front desks and office managers in the US and Canada.
120 terms
A
- Accounts receivable
Money owed to the office by patients and insurers for care already provided.
- Alternate benefit clause
A plan rule where the insurer pays based on a cheaper treatment option even if the patient chooses a costlier one.
- Alveolar bone
The part of the jawbone that holds the roots of the teeth.
- Amalgam filling
A long-used metal filling made from a mixture of metals, placed in cleaned-out cavities, mostly in back teeth.
- Annual maximum
The most a dental plan will pay toward a patient's care in one plan year.
- Appointment confirmation
A reminder sent to a patient before a visit to confirm that they will come.
- Assignment of benefits
A patient's signed permission for the insurer to pay the dental office directly.
B
- Balance billing
Billing the patient for the difference between the office's fee and the amount the plan allowed.
- Bitewing X-rays
Small X-ray images showing the crowns of upper and lower back teeth together, used mainly to find decay between teeth.
- Block scheduling
Reserving set parts of the day for certain kinds of appointments, such as procedures or emergencies.
- Bone graft
A procedure that adds bone material to the jaw to rebuild it, often before an implant.
- Braces
Brackets and wires bonded to the teeth to slowly move them into better position.
- Bridge
A fixed set of replacement teeth anchored to neighboring teeth or implants to fill a gap.
- Broken appointment
An appointment a patient cancels at the last minute or misses, leaving the time unused.
- Bruxism
Grinding or clenching the teeth, often during sleep, which can wear teeth and strain the jaw.
C
- Canadian Dental Care Plan
A federal Canadian program that helps eligible residents pay for dental care through participating providers.
- Cavity
A hole in a tooth caused by decay, which grows if left untreated.
- CDT codes
The standard set of codes used in the US to describe dental services on claims.
- Cementum
A thin, bone-like layer that covers a tooth root and helps anchor it in the jaw.
- Chair time
The amount of time a patient occupies a treatment chair.
- Clear aligners
A series of clear removable trays that gradually move teeth into place.
- Clearinghouse
A service that receives electronic claims from offices, checks them and passes them to insurers.
- Coinsurance
The percentage of a covered service's cost that a patient pays after the deductible.
- Collections
The money an office actually receives from patients and insurers, as opposed to what it bills.
- Composite filling
A tooth-colored filling made of resin that is bonded into a cleaned-out cavity.
- Comprehensive exam
A thorough first evaluation of a patient's teeth, gums, bite, jaw joints and soft tissues, with a full record review.
- Cone beam CT
A 3D dental X-ray scan used to plan implants, surgery and complex root canals.
- Contractual write-off
The portion of a fee an in-network office must remove because it exceeds the plan's agreed amount.
- Coordination of benefits
The rules for deciding which of two insurance plans pays first and how they share a claim.
- Copay
A fixed dollar amount a patient pays for a service, set by the plan.
- Crown
A custom cover placed over a damaged tooth to restore its shape, strength and appearance.
D
- DDS and DMD
Two degree titles that mean the same thing: a licensed general dentist.
- Deductible
The amount a patient pays out of pocket for covered services before the plan starts to pay its share.
- Dental abscess
A pocket of infection near a tooth, often with pain, swelling or a bad taste; it needs prompt care.
- Dental claim
A request sent to the insurer asking it to pay for treatment that was completed.
- Dental cleaning
A routine visit where a hygienist removes plaque and tartar from healthy gums and polishes the teeth.
- Dental fee guide
A published list of suggested fees and service codes used by Canadian dental offices and insurers.
- Dental HMO
A plan where members pick a contracted office and pay set copays, with little or no coverage elsewhere.
- Dental hygienist
A licensed professional who cleans teeth, checks gums and teaches patients how to care for their mouths.
- Dental implant
A titanium post placed in the jawbone to hold a replacement tooth, bridge or denture.
- Dental PPO
A plan with a network of dentists that offers lower costs in-network and still pays some out-of-network.
- Dental sealant
A thin plastic coating painted on the chewing surface of back teeth to keep out food and bacteria.
- Dentin
The yellowish layer under the enamel that makes up most of a tooth and surrounds the nerve.
- Denture
A removable set of replacement teeth worn when all teeth in the upper or lower jaw are missing.
- Denturist
A professional who makes and fits dentures directly for patients in places where the profession is regulated.
- Dry mouth
A condition where the mouth does not make enough saliva, raising the risk of cavities.
E
- Eligibility verification
Checking with the insurer that a patient's coverage is active and what it pays before the visit.
- Emergency appointment
A short-notice visit for a dental problem such as severe pain, swelling or a knocked-out tooth.
- Enamel
The hard, outer layer of a tooth that protects the softer parts underneath.
- Endodontist
A dental specialist who focuses on the inside of the tooth, especially root canals.
- Explanation of benefits
A statement from the insurer showing what a claim cost, what it paid and what the patient owes.
- Extraction
The removal of a tooth from its socket in the jawbone.
F
- Fee schedule
A list of the fees for each service, either the office's own or the amounts a plan will allow.
- Financial arrangement
An agreement on how and when a patient will pay for treatment, including any payment plan.
- Fluoride treatment
A fluoride gel, foam or varnish painted on teeth to strengthen enamel and help prevent cavities.
- FMX
A full set of X-rays of every tooth and the supporting bone, taken at a new patient visit and every few years after.
G
- General dentist
The main dentist who provides checkups, fillings, crowns and other everyday care, and refers to specialists when needed.
- Gingiva
The pink tissue that surrounds the teeth and covers the jawbone.
- Gingivitis
Early gum disease, with red, swollen or bleeding gums, that can be reversed with good care.
H
- Health history form
A form where patients list their health conditions, medicines, allergies and dental history.
- HIPAA and PIPEDA
Privacy laws that govern how offices protect patient information, in the US and Canada.
- Hygiene recare
The set interval at which a patient is scheduled for hygiene visits, such as every six months.
I
- In-network
A dental office that has a contract with an insurer to accept its negotiated fees.
- Informed consent
A patient's agreement to treatment after being told what it involves, the risks and the options.
- Inlay and onlay
A custom-made restoration that fits into or over a tooth, larger than a filling but smaller than a crown.
L
- Late cancellation
A cancellation made too close to the appointment for the office to fill the time.
- Local anesthesia
Medicine injected near a tooth so the area is numb during treatment while the patient stays awake.
M
- Medicaid and CHIP dental
Public US insurance programs that cover dental care for eligible children and, in some states, adults.
- Medicare and dental
Original Medicare generally does not cover routine dental care, with limited exceptions.
- Missing tooth clause
A plan rule that may refuse to pay to replace a tooth lost before the coverage began.
- Molar
A large back tooth used for grinding food.
N
- New patient exam
The first visit for a new patient, usually with a full exam, X-rays and a health history review.
- Night guard
A custom mouthpiece worn over the teeth, usually at night, to protect them from grinding or clenching.
- Nitrous oxide
A gas mixed with oxygen and breathed through a small mask to help patients relax during treatment.
- No-show
A patient who does not come to a booked appointment and gives no notice.
O
- Oral and maxillofacial surgeon
A dental specialist who performs surgery on the mouth, jaws and face, such as complex extractions and implants.
- Orthodontist
A dental specialist who corrects crooked teeth and bite problems, often with braces or aligners.
- Out-of-network
A dental office that has no contract with the patient's plan, so the plan's rules and payments may differ.
P
- Panoramic X-ray
One wide X-ray that shows all the teeth, both jaws and nearby structures in a single image.
- Partial denture
A removable appliance that replaces some missing teeth and clips onto remaining natural teeth.
- Patient ledger
The running record of a patient's charges, payments, insurance payments and balance.
- Patient responsibility
The part of a bill the patient must pay after insurance, including deductibles, copays and uncovered amounts.
- Pediatric dentist
A dental specialist for infants, children, teens and patients with special health care needs.
- Periapical X-ray
A close-up X-ray showing one or two whole teeth, from the crown down to the root tip and surrounding bone.
- Perio charting
Measuring and recording the depth of the spaces between gums and teeth to track gum health.
- Periodic exam
A routine check of teeth, gums and soft tissues for existing patients, usually done at recall visits.
- Periodontal ligament
The tiny fibers that connect a tooth root to the surrounding bone.
- Periodontal maintenance
Ongoing cleanings, usually every three to four months, for patients who have been treated for gum disease.
- Periodontist
A dental specialist who treats gum disease and places implants.
- Periodontitis
Advanced gum disease that damages the bone and tissue holding teeth in place.
- Permanent teeth
The second set of teeth, which replace baby teeth and are meant to last.
- Plaque
A sticky film of bacteria that forms on teeth and causes decay and gum disease if not removed.
- Pre-authorization
A request to the insurer for approval of a planned service before it is done; approval is not a payment guarantee.
- Predetermination
A request asking the insurer what it would likely pay for planned treatment, giving the patient an estimate before starting.
- Primary insurance
The plan that pays first when a patient has more than one plan.
- Primary teeth
The first set of teeth, which start to appear in infancy and are later replaced.
- Production
The dollar value of the dental work done or scheduled, measured before insurance and patient payments.
- Prosthodontist
A dental specialist who designs and places replacement teeth, such as dentures, bridges and implant restorations.
- Pulp
The soft center of a tooth that holds nerves and blood vessels.
- Pulpotomy
A procedure that removes only the top part of the nerve tissue in a tooth, often used on baby teeth.
R
- Reactivation
Reaching out to patients who have not visited in a long time to bring them back.
- Recall
The system an office uses to bring patients back for their regular checkups and cleanings.
- Retainer
A custom appliance worn after braces to keep teeth from drifting back.
- Root canal
A treatment that removes infected or damaged tissue inside a tooth, then cleans and seals it to save the tooth.
S
- Scaling and root planing
A deeper cleaning below the gum line that removes buildup and smooths roots to treat gum disease.
- Short-call list
A list of patients who want an earlier appointment and can come in on short notice.
- Silver diamine fluoride
A liquid painted on a cavity to help stop decay from growing, without drilling.
- Subscriber
The person who holds the insurance plan, with spouses and children covered as dependents.
- Surgical extraction
Removal of a tooth that is broken, below the gum line or otherwise needs a cut in the gum.
T
- Tartar
Hardened plaque on teeth that brushing cannot remove; a hygienist must scrape it off.
- Teeth whitening
A treatment that lightens the color of teeth using peroxide-based products, in office or at home.
- Temporary crown
A short-term cover that protects a prepared tooth while the permanent crown is being made.
- TMJ
The joint that connects the lower jaw to the skull; problems with it are called TMJ disorders.
- Treatment acceptance
The share of recommended treatment that patients agree to and schedule.
- Treatment plan
The dentist's written list of recommended treatment, in order, with fees and estimated insurance.
U
- UCR fee
A benchmark fee level that some plans use to decide what they will pay, based on typical fees in an area.
- Unscheduled treatment
Treatment the dentist has recommended that the patient has not yet booked.
V
- Veneer
A thin custom shell bonded to the front of a tooth to change its color, shape or look.
W
- Waiting period
A set time after enrolling before certain dental services are covered.
- Wisdom tooth removal
Removal of the back-most teeth, which often come in late and may be impacted or cause problems.