Meet Your Wesley Chapel Dentists
Dr. Riham Diasti, General Dentist

Dr. Riham Diasti treats adults, teenagers, and children as young as 10 years old. She provides cosmetic, preventive, and restorative care to preserve and repair smiles. In addition to providing dental exams, fillings, extractions, crowns, bridges, dentures, oral cancer screening, teeth whitening, veneers, and Coast Clear Aligners, Dr. Diasti can also perform dental implant restorations.
Dr. Diasti earned her dental degree at Temple University School of Dentistry in 2000, where she received Presidential Honors and completed the Doctor of Dental Medicine Honors Program. In 2001 she joined Coast Dental as a General Dentist and in 2019 became a Managing Partner at Coast Dental Hyde Park.
In her free time, Dr. Diasti enjoys traveling, art, and volunteering at schools.
Dr. Tiffany Gryszko, General Dentist

Tiffany Gryszko, DMD, is a dedicated and skillful general dentist providing comprehensive dental care to her patients. Dr. Gryszko earned her Doctor of Dental Medicine degree from the Lake Erie College of Osteopathic Medicine. Prior to this achievement, she earned a Bachelor of Biomedical Sciences and Business from the University of South Florida, graduating with honors. Her professional skills are extensive and include bone grafting, bridges, crowns, dental bonding, endodontics, extractions, and more. As a member of the American Dental Association, Dr. Gryszko’s approach to dentistry is anchored in her commitment to offering the latest in dental care and technology to ensure her patients receive superior preventive and restorative dental services.
Outside the clinic, Dr. Gryszko is deeply committed to volunteer service, evident from her significant involvement with programs such as the Outreach Clinic in Defuniak Springs, FL , where she provided a full range of dental services to underserved communities. She also participates annually in Give Kids a Smile Day and has worked with the Mission of Mercy and Mission Smiles Mobile Dental Clinic, continuing to advocate for accessible dental care for all. Dr. Gryszko is fluent in English and French and proficient in Polish, enabling her to communicate effectively with a diverse patient base. Outside of the office, she enjoys paddle boarding, running, spin classes, swimming, and traveling, activities that reflect her dynamic energy and commitment to a healthy lifestyle.
Dr. Fatima Tavares, General Dentist
Fatima Tavares, DMD, is an esteemed member of the Coast Dental Wesley Chapel team providing top-notch dental care in a compassionate and patient-centered environment. Dr. Tavares earned her Doctor of Dental Medicine degree from the University of Medicine and Dentistry of New Jersey in 2007 after completing her Bachelor of Science in Biology with a minor in Chemistry at New Jersey City University. Her academic excellence is reflective of the high-quality care she delivers to each patient. In addition to her robust background in molar root canals, surgical extractions, and implant restorations, Dr. Tavares is adept at enhancing and revitalizing smiles through various treatments, including comprehensive dental exams, dentures, partials, veneers, and whitening services.
Prior to joining our team, Dr. Tavares honed her craft as the owner of Chestnut Dental Group, LLC, for fifteen years and previously as an associate dentist in Newark, NJ. Her rich professional experience is complemented by her early years as a dedicated dental assistant, which helped her develop a deep understanding of patient care from all perspectives. Multilingual and fluent in English, Spanish, and Portuguese, Dr. Tavares can communicate effectively with a diverse patient population, bridging gaps and ensuring that every patient feels heard and understood. Her commitment to excellence in dental care and her ability to connect with patients on a personal level make her an invaluable asset to our Coast Dental family.