Many people come in unsure whether their teeth can be saved, improved, or rebuilt. Dr. Gilberto Tostado helps make that path clearer. His approach is centered on understanding what your smile needs and creates a treatment plan that restores function while keeping as much natural structure as possible.
Patients often describe his care as structured but approachable, where decisions are explained clearly, and every step has a purpose.
Restoring Smiles With Precision, Care, and Purpose
Dr. Gilberto Tostado, known to many patients as Dr. Gilbert, grew up in Arizona in a family deeply rooted in dentistry. With both his father and grandfather working as dentists, early exposure to dental laboratories shaped his understanding of the craft. What began as childhood moments shaping wax into small forms grew into a long-term passion for dental design and function.
He went on to build a strong academic foundation in restorative and specialty dentistry:
- Master’s Degree in Restorative Dentistry
- Doctor of Dental Surgery — Universidad Intercontinental
- Three-year Residency in Prosthodontics — University of Southern California
- Additional Residency Training — University of Southern California Medical School
Since 2015, he has practiced in San Antonio, where he also co-leads 5 Star Dental Group alongside his wife, Dr. Karina Acuña.
Focused on What Your Smile Needs
Dr. Gilberto Tostado specializes in prosthodontics with a focus on rebuilding and restoring smiles that require both precision and planning. His experience includes cosmetic dentistry, implant restorations, crowns, dentures, and TMJ-related care.
His approach emphasizes:
- Conserving natural tooth structure whenever possible
- Customizing restorations for fit, function, and appearance
- Using conservative techniques that avoid unnecessary treatment
- Planning cases carefully to support long-term stability
He is known for taking a hands-on role in designing restorations, treating each case as a combination of function and artistry. For him, dentistry is not only about repair, but about rebuilding comfort and confidence in a way that feels natural.
Treatment Designed Around Function That Lasts
Dr. Gilbert believes good dentistry should feel deliberate, not rushed. His focus is on doing what is necessary, and doing it with accuracy that supports long-term results.
He works closely with his team to support prevention and maintenance, helping patients reduce future complications while preserving their natural teeth whenever possible. When treatment is needed, he prioritizes conservative methods that align with both health and aesthetics.
He often describes dentistry as a balance of structure and artistry, where each smile is designed with both function and visual harmony in mind.
Training, Memberships, and Continued Learning
Dr. Gilberto Tostado continues to expand his expertise through ongoing education and professional involvement, completing over 100 hours of continuing education each year, significantly beyond state requirements.
His memberships include:
- Aesthetic Dentistry Fellowship
- American College of Prosthodontists
- American Dental Association
- Texas Dental Association
- Spear Dental Study Club (San Antonio)
He has also lectured at dental conferences across the United States and Mexico and contributed to published research, including work on dental erosion and advanced restorative materials.
These commitments reflect a focus on staying current with evolving techniques in restorative and cosmetic dentistry.
Outside the Office
Outside of dentistry, Dr. Gilbert enjoys staying active and exploring interests that keep him engaged and creative. He is drawn to motorsports, travel, and time outdoors, often finding balance through road trips and nature hikes.
He also shares life and work with his wife, Dr. Karina Acuña, and values time spent together discovering new places and experiences. At home, he enjoys the company of their English bulldogs, which add a lighter, everyday rhythm to life outside the practice.
Let’s Map Out Your Next Step
If you’re looking for a dentist who approaches care with precision, planning, and a focus on long-term outcomes, you are in the right place. Schedule a consultation with Dr. Gilbert to explore your options and build a treatment plan designed around your goals and your comfort.