Dr. John Zaffer, DDS

Dr. John Zaffer, DDS

Dentistry  |  
Insurances AcceptedSave
Dr. John Zaffer, DDS is a dentist who practices in Glen Ellyn, IL. He has been practicing for 25 years. Read his story

526 Crescent Blvd Ste 224

Glen Ellyn, IL 60137

Contact Information

Insurance Accepted

  • Aetna
  • Ameritas
  • Assurant Health
  • Cigna
  • Delta Dental
  • DenteMax
  • EmblemHealth
  • Guardian
  • Humana
  • 3 More

*Please verify this information when scheduling an appointment.

Learn about Dr. Zaffer

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Dr. Zaffer's bio

This content was provided by Dr. Zaffer "Dr. Zaffer was born and raised in Chicagoland. He has a Bachelor's degree from UIC Chicago Campus in 1988 and has earned his Dental Degree from UIC College of Dentistry in 1992. He purchased his practice in Glen Ellyn in 1993. Dr. Zaffer, a 50-year old dentist, is skilled in all aspects of dentistry, with crown and bridge as a major part of his practice. Dr. Zaffer utilizes cutting-edge equipment to provide the finest quality of dental care. He has Digita X-Rays which reduce radiation by 95%. He is equipped with 2 CEREC units which allow him to make and place crowns, inlays, and onlays in one visit. He also has dental lasers to perform some other dental procedures. He feels blessed to be practicing dentistry in this great town. When he is not working at the dental office, he can usually be found with his 2 daughters who keep him busy with Lacrosse meets and Cheer practice. He has a French Bulldog named Taki who loves to go on walks."


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Care Philosophy

This content was provided by Dr. Zaffer Possess a healthy, beaming smile. Get access to high-quality general and cosmetic dentistry services when you visit the dental office of John T Zaffer, DDS in Glen Ellyn, IL. Trust our dentist to help you improve your oral health as well as your confidence. From powerful teeth whitening to full cosmetic dental enhancements, you will be impressed by the stunning results we deliver.

Practice Areas

  • Dentistry
  • Cosmetic Dentistry
  • Emergency Dentistry
  • Endodontics
  • Laser Dentistry
  • Orofacial Pain Dentistry
  • Pediatric Dentistry
  • Reconstructive Dentistry

Conditions Treated

  • Bad Taste in Mouth
  • Bleeding Gums
  • Broken Tooth
  • Canker Sore
  • Cavity
  • Chipped Tooth
  • Cold Sore
  • Cosmetic Conditions
  • Cosmetic Peridontal Problems
  • Cracked Tooth
  • Dental Disorders
  • Dental Injury
  • Dry Mouth
  • Dry Tooth Socket
  • Excessive Tooth Wear
  • Gaps Between Teeth
  • Gingivitis
  • Grinding of Teeth
  • Gum Disease
  • Halitosis
  • Jaw Misalignment Leading to TMJ
  • Loose Teeth
  • Misshapen Teeth
  • Mouth Conditions
  • Oral Infection
  • Orofacial Pain
  • Periodontitis
  • Plaque
  • Sensitive Teeth
  • Soft Tissue Infection
  • Stained Teeth
  • Swollen Gums
  • TMJ
  • Tartar Buildup
  • Teething
  • Tempormandibular Joint Pain
  • Tender Gums
  • Thumb Sucking
  • Tooth Abrasion
  • Tooth Damage
  • Tooth Decay
  • Tooth Demineralization
  • Tooth Discoloration
  • Toothache
  • Traumatic Dental Injuries


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  • Amalgam Dental Fillings
  • Athletic Mouthguards
  • Bite Adjustment
  • Cancer Screening
  • Composite Fillings
  • Cosmetic Oral Evaluation
  • Cosmetic Procedure
  • Crown Lengthening
  • Dental Bonding
  • Dental Bridge
  • Dental Cleaning
  • Dental Crown
  • Dental Examination
  • Dental Filling
  • Dental Hygiene Services
  • Dental Implant
  • Dental Inlays
  • Dental Onlay
  • Dental Procedure
  • Dental Prophylaxis
  • Dental Restoration
  • Dental Sealant
  • Dental Veneer
  • Dental X-Ray
  • Denture Repair
  • Dentures
  • Digital X-Ray (CDR)
  • Endodontic Treatment
  • Fluoride Treatment
  • Fluoride Varnish
  • Frenectomy
  • Full Mouth Reconstruction
  • Gum Disease Treatment
  • Implant-Supported Crown
  • Intraoral Camera
  • Jaw Tracking
  • Laser Assisted Periodontal Therapy
  • Local Anesthesia
  • Mouthguards
  • Nightguard
  • Oral Soft Tissue Assessment
  • Pediatric Dental Exam
  • Periodontal Exam
  • Pocket Depth Measurement
  • Porcelain Bridge
  • Porcelain Crown
  • Porcelain Dental Inlays
  • Porcelain Dental Onlays
  • Porcelain Fixed Bridges
  • Porcelain Veneers
  • Preseason Dental Exam
  • Prosthetic
  • Removable Appliances
  • Root Canal
  • Root Planing
  • Same-Day Dental Crowns
  • Smile Makeovers
  • Special Needs Patients-General Care
  • Sterilization
  • Teeth Extraction
  • Teeth Polishing
  • Teeth Scaling
  • Teeth Whitening
  • Temporomandibular Joint (TMJ) Recording
  • Tooth-Conserving Dentistry
  • Traumatic Dental Injury Treatment
  • Ultrasonic Dental Cleaning
  • Upper Dentures


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Background Check

0 Malpractice Claims

No malpractice history found for Illinois.

0 Sanctions

No sanctions history found for the years that Healthgrades collects data.

0 Board Actions

No board actions found for the years that Healthgrades collects data.


  • University of Illinois At Chicago / College of Dentistry
    Medical School | Graduated 1992

Awards & Recognition

Awards & Honors

Dr. Zaffer has no awards or honors listed.

Media & Publications

Dr. Zaffer has no media or publications listed.

Languages Spoken

  • English
  • Spanish

Memberships & Professional Affiliations

Dr. Zaffer does not have any memberships or affiliations listed. If you are Dr. Zaffer and would like to add memberships or affiliations, please update your profile.

Dr. Zaffer's Reviews

Likelihood of recommending Dr. Zaffer to family and friends
based on 16 total reviews (5 with comments)
Dr. Zaffer's Performance
  • Trustworthiness
  • Explains condition(s) well
  • Answers Questions
  • Time well spent
Office & Staff Performance
  • Scheduling
  • Office environment
  • Staff friendliness
  • Average wait time
    10 to 15 minutes
Patient Comments (5)
Wheaton, IL |
Dr. Zaffer has been taking care of my teeth for over 16 years. I always feel comfortable when getting any work done at his office. Great staff and great services.
Called for an emergency appointment. Dr. Zaffer and staff fit me into the schedule with no problem. Got my work done that day with ease and they were just amazing and attentive, i highly recommend this office to anyone looking for a new dentist.
in Melrose Park, IL |
They realky worked me over... in a good way. Professional, thorough aye fastidious... They even let me keep my dislodged gold filling.. I'm gonna hammer it into a gold tooth like Joe Pesci in Home Alone... Go here if you want quality dental work...
Addison, IL |
Service wast courteous and professional,staff is friendly and welcoming.I highly recommend this office for your dental needs.
Glen Ellyn, IL |
Worse dentist ever been to. Caused me more pain and ruined 2 of my teeth. Had to spend thousands of dollars going to specials.
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Visit Dr. Zaffer

Now Accepting New Patients
This provider offers the following appointment availability:
Same Day
Next Day
Dr. Zaffer accepts 12 insurance carriers
  • Aetna
  • Ameritas
  • Assurant Health
  • Cigna
  • Delta Dental
    Delta Dental PPO
  • DenteMax
  • EmblemHealth
    Emblem Health
  • Guardian
  • Humana
  • MetLife
    MetLife PPO
  • Principal Financial Group
  • UnitedHealthCare
    United Healthcare

*Please verify this information when scheduling an appointment.