Your Trusted Dentist
in Surprise, Arizona

All That Is Good Begins With a Smile
Surprise Dental & Denture
Surprise Dental and Denture was founded by Dr. Jason Melashenko and Dr. Stephanie Mashi, the husband and wife duo, in 2007. Built on the idea of being the single oral care center for all members of the family, we’ve built a comfortable environment promoting a home-like feel for all our patients.
At Surprise Dental and Denture, we have combined dentistry with artistry! Using the latest technology and clinical methods, we provide oral care treatments and boost your smile in the least invasive and most efficient way. Our doctors are innovators in the industry and continuously attend our education courses to bring the latest treatments to the families of patients.
Offering The Full Spectrum
Of Dentistry


Invisalign brings stealth straightening to you with thin, invisible trays. Surprise Dental & Denture’s experience puts a stunning smile within easy reach.

Crowns & Veneers

Smiles matter, probably more than we realize. Volumes of research confirm the influential role of smiles in our relationships and our self-esteem.

Dental Implants

A long-lasting choice, implant-supported dentistry brings you as close to growing new teeth as possible. Expertly placed in the same bone that once supported.
Meet The Dentist


Meet The Dentists
Dr. Jason Melashenko
Dr. Jason Melashenko, or Dr. J to his patients, grew up in California. He received his Bachelor of Science degree at California State San Bernardino and earned his Doctor of Dental Surgery degree from Loma Linda University School of Dentistry. What makes it all worth it for Dr. Melashenko, is the joy of seeing the bright smiles of his patients every time they visit the practice.
His extensive educational and training background allows him to cover all aspects of oral care. He considers it a blessing and a pleasure that patients trust him to not only up keep their dental health but also boost their smile.
Dr. Stephanie Mashni
Dr. Stephanie Mashni is originally from Michigan. She received her Bachelor of Science degree from Michigan State University earned her Doctor of Dental Surgery degree from Loma Linda University School of Dentistry. She is excellent with children in the dental setting. All the kids love her!
What Patients Say About Us
Why Choose Us?
The idea behind Surprise Dental & Denture was to provide the full spectrum of dentistry using the most updated equipment and techniques in the oral care field. In addition to that, we have created an environment pleasing to all members of the family. With a beverage station offering hot and cold drinks, pillows and blankets for when you’re on the dental chair, and a pair of headphones to help you breeze through your check-up or treatment comfortably! The Surprise Dental & Denture experience has redefined the visit to the dental office; we can’t wait for you to experience it!
Meet Our Team
Here’s our dedicated team members focused on making your visit comfortable and enjoyable!


Office Manager


Patient Care Coordinator


RDH Registered Dental Hygienist


Dental Assistant
Meet Our Team
Here’s our superstar team dedicated to your comfort and answering any of your questions!


Hygiene Coordinator


RDH Registered Dental Hygienist
New Patient Offer
New Patient Special
New Patient Special


We welcome all new patients! Get your Full-Mouth X-Rays, Comprehensive Exam and Cleaning for just $99*
*In the absence of periodontal disease.
Invisalign Full Treatment
Invisalign Full Treatment
Free Consultation

With Invisible Aligners, You can treat the majority of orthodontics cases without anyone seeing it! Now offered at an affordable monthly plan.

Dental Implants
Dental Implants
Free Consultation

Have the ability to Smile better than ever. Great solution for missing teeth. They function just like real teeth!

Surprise Dental & Denture
Office Hours