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John C. Mastrud, D.D.S.

"Hours Varies Bi-Weekly Please Call to Set an Appointment"

About Us

John C. Mastrud, D.D.S., in Lemont, IL, is a leading dentist serving Lockport, Homer Glen, Darien and surrounding areas since 2003. We offer teeth whitening, crowns, fillings, veneers, preventative care, TMJ treatment, dental implants, general and cosmetic dentistry, and more. For all of your dental care needs, contact John C. Mastrud, D.D.S. in Lemont.

Areas Served

Lemont, IL | Lockport, IL | Homer Glen, IL | Darien, IL | Bolingbrook, IL

Our Professional Associations

What We Offer

Our Specialties include:

Our Services include:


On 5/30/2024 Sue Bailey had this to say:
Great dentist! Spends the time to explain your options on suggested work and doesn’t pressure you into unnecessary procedures

On 5/29/2024 Kim Anderson had this to say:
The staff at Dr. Mastrud’s office are working hard each day to meet the needs of the customers they serve. They do an excellent job. I’ve been a customer for over 25 years!

On 5/29/2024 Anonymous had this to say:
The staff does a great job with the patients they they are working on. Testimonial submitted anonymously directly to this site.

On 5/16/2024 Judy Z. had this to say:
Dr John Mastrud's Office First let me start with Stephanie the receptionist. She is great. Very personable and attentive. Kim is the hygienist, She works very hard, My teeth have never been so healthy and clean. Dr Mastrud is one of the kindest people I know. He is very thorough and precise. I walk out of there very comfortable and know my teeth are excellently treated. Beata is his tech and she is very gentle and thorough. Testimonial written by Judy Z. on this site.

On 5/15/2024 Tammy Daley had this to say:
Love Dr. Mastrud & all who work for him! Testimonial written by Tammy Daley on this site.

Contact Us

John C. Mastrud, D.D.S.
15947 W. 127th St. Ste. H Lemont, IL 60439
Phone: (630) 257-2133

127th Street Just West of the Post Office

Where To Find Us

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Our Hours

Holiday Hours May Vary. Please Call For Details.

Monday: By Appointment Only
Tuesday: 11:00 AM - 6:00 PM By Appointment Only
Wednesday: 8:00 AM - 2:00 PM By Appointment Only
Thursday: 10:00 AM - 5:00 PM By Appointment Only
Saturday: 8:00 AM - 2:00 PM By Appointment Only


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