Designer Smiles
316 Groveland Street, Orlando, FL 32804

Sam J. Guarnieri, DMD  General Dentist

Dr. Sam Guarnieri is an accomplished and educated dentist with over 30 years of experience providing patients with general and cosmetic dentistry including tooth-colored fillings, root canals, crowns and bridges, full and partial dentures, extractions, and more. After receiving his Bachelor’s Degree in Biology at the University of Scranton he went on to attend Temple University School of Dentistry in Philadelphia, PA and received his Doctor of Dental Medicine Degree. Dr. Guarnieri has completed extensive continuing education courses and is a Certified Invisalign Provider.

He presently serves as Secretary of the Central Florida Academy of General Dentistry and previously acted as President. He is also an active member of the American Dental Association, its Affiliates, and the Academy of General Dentistry. Dr. Guarnieri gets to know each patient on both a professional and a personal level. When he’s not in the office he enjoys music, sports, and spending time with his family.

Read What Our Patients Say
Patient Reviews
Friendly well trained and knowledgeable staff. Gentle but thorough, Edward made my hygiene appointment enjoyable and informative. Would definitely recommend Designer Smiles !
Nel O.
Edward did an amazing job my teeth have never been so clean . And I finally know how to brush correctly to prevent gum disease
Stephanie H.
Edward is a gem! Such detailed and meticulous but yet gentle cleaning I have ever had done. Usually I have to spend twice longer with a dental hygienist. Because I have teeth pockets that are […]
Yana O.
Dr. Ospina is an excellent dentist and has earned my complete trust. The whole office is friendly and caring. I feel like so much more than a number and they never look at me with dollar signs in […]
Melinda R.
What a great team at Designer Smiles! I found Dr Ortiz to be very caring and compassionate, and the staff are friendly and accommodating. Designer Smiles is an office I will highly recommend to my […]
Tracey L.
Today I had a cleaning from Edward, again he did an excellent job. I have been using Diego L. Ospina, DMD for years now and he is a true perfectionist.
Robert S.
When I fell off an A-frame ladder at work, I chipped one of my molars, and was sent to Designer Smiles to get the dental work done. I am really happy to have been sent to them. Dr Ospina, Dr Ortiz […]
Joshua M.
I have been coming to DS and Dr Ospina since 2015, when they took on the task of repairing my teeth after a substantial accident. They have always, and continue to do the best to accommodate me, and […]
Frank S.
Peaceful atmosphere. Knoledgable staff. Well trained doctors and nurses! I HIGHLY recommend!! I had two root canals along with some other work in a total of four visits in less than a month and all […]
Ed S.
Because I love each and everyone of the employees. They have become my family. I felt completely at home and welcomed the minute I walked in the door. The Doctor dedicated the entire day to me. I […]
Cynthia G.
My Smiles is my life!
Dora P.
This place is a God Send! I have SEVERE Dental anxiety. Mostly from being tied to a dental chair, literally, when I was about 12. Ever since then I haven’t been to a dentist, I’ve lived with pain […]
Amped4media C.
What an awsome set up. I have never seen such team work exhibited by Dr. Deigo O., Cathy, Sonya and Felix. Very warm, caring and reassuring even down to the cost (very workable). Dr. Deigo […]
Celeitha V.
All the staff is exceptional, knowledgeable and very friendly. Edward Sales thoroughness while cleaning your teeth made me feel good about my dental hygiene. I am very grateful for the great […]
Celenia L.
Very professional staff and Dr.
Alastair W.
Excellent service and top qualified dental staff.
Autharine S.
I have been going here for a while now and I feel like one of the family. I got my braces here and wisdom teeth (all 4) removed. Edward is my main guy there, does a fantastic job and well. I commend […]
Tristan G.
Service received at this dental practice is excellent!
Julie S.
Friendly staff. They make you feel like family!
Torrance W.
This place rocks. They do everything in house and dont send you all over town to have different procedures done. They handle everything in house. The team is very compassionate and made an anxious […]
Kevin D.
Office Hours
Mon. – 8:00 AM - 5:00 PM
Tue. – 8:00 AM - 5:00 PM
Wed. – 6:00 AM - 5:00 PM
Thu. – 8:00 AM - 5:00 PM
Fri. – 8:00 AM - 5:00 PM
Sat. – Closed
Sun. – Closed
Phone: (407) 988-1563
Fax: (407) 895-5511
Healthcare Financing with
CareCredit
We Accept Most Insurance Plans!
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We accept most insurance plans and will be happy to help you understand the coverage that you have. We will do our best to see that you receive your maximum insurance benefits for all covered services.

No Insurance? No Worries! See our discounts and offers here

For appointments, call us at: (407) 988-1563 or
Request an Appointment
For appointments, call: (407) 988-1563
Office Hours
  • Monday 8:00 AM - 5:00 PM
  • Tuesday 8:00 AM - 5:00 PM
  • Wednesday 6:00 AM - 5:00 PM
  • Thursday 8:00 AM - 5:00 PM
  • Friday 8:00 AM - 5:00 PM
  • Saturday Closed
  • Sunday Closed
Get in touch:
  • Phone: (407) 988-1563
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