Meet Dr. Leoni
Dr. Randal Leoni has been dedicated to providing exceptional dental care for over 20 years. He earned his Doctorate of Dental Medicine from the highly accredited Case Western Reserve University in Cleveland, Ohio, in 2004.
Upon returning to his hometown of San Diego, Dr. Leoni was recruited by a large national dental organization, where he gained extensive experience diagnosing and treating a wide range of oral conditions, injuries, and enhancements resulting in excellent outcomes. His expertise, precision, and commitment to patient care quickly set him apart—so much so that he became the dentist of choice for other dentists within his organization.
Dr. Leoni’s love for dentistry stems from his desire to help people feel confident, comfortable, and healthy. He understands that a great smile isn’t just about aesthetics—it’s about function, well-being, and self-assurance. Whether he’s restoring a patient’s ability to eat without discomfort, relieving pain, or crafting a beautiful, natural-looking smile, he is driven by the impact his work has on his patients’ lives.
At Coastline Dental, Dr. Leoni brings his deep expertise and patient-first philosophy to every appointment. He is highly trained in the latest proven digital and technical advancements in dentistry, ensuring his patients receive state-of-the-art care in a welcoming and comfortable environment.
Education & Expertise
Dr. Leoni’s advanced training includes:
• Graduate & Fellow of the prestigious Misch Implant Institute
• Graduate of Progressive Orthodontics
• Member of DOCS Education, ADA, CDA, and SDCDS
• Licensed in Oral Sedation
• Certified in Invisalign
Outside the office, Dr. Leoni enjoys spending time with his wife, Raelynn, and their children—Stormie, Kaeli, Brendi, and Kyle. His passion for precision extends beyond dentistry into woodworking, where he has built many custom pieces including desks, tables, outdoor structures, and a stand alone sauna.
His dedication to craftsmanship—whether in the workshop or the dental chair—reflects his meticulous attention to detail and commitment to excellence. At Coastline Dental, Dr. Leoni and his team take pride in offering a different kind of dental experience—one that is built on trust, expertise, and a genuine passion for patient care.
