Providing compassionate, gentle dentistry is the heart of our practice. By offering accessible insurance and financing options, we are able to lower barriers to superior dental care, which allows us to make real differences in our patients’ lives. Everything we do at NAK Dental Group is with you in mind. We love to have fun with our patients and hope that we will be able to form lasting friendships as we help maintain your smile. We always provide honest, straightforward advice and strive to keep you informed every step of the way.
Dr. David W. Gemmell, DDS, is a distinguished Oral & Maxillofacial Radiologist with over a decade of experience providing compassionate, life-changing dental care. A proud Florida Gator, Dr. Gemmell holds a highly prestigious certification in Oral and Maxillofacial Radiology (OMFR)—an elite distinction achieved by only 0.1% of dentists.
With a profound focus on All-on-4/All-on-X, dental implants, extractions, bone grafting, and sedation, Dr. Gemmell has successfully transformed lives by completing over 1,000 full-arch restorations. His exceptional surgical mastery has made him a sought-after educator who actively teaches other implant surgeons in the field.
A passionate advocate for lifelong learning, Dr. Gemmell has accumulated over 1,000 hours of continuing education. By combining his extensive surgical expertise with pioneering work in dental AI and precise radiographic interpretation, he ensures exceptional patient care, unparalleled comfort, and outcomes that make a lasting impact on the communities he serves.
Nathan Kupperman, DMD is a Florida State University & NSU Dental Alum. He has been practicing in Tallahassee Florida for the last 10 years. Dr. Kupperman is a multi-faceted clinician with focus on surgery, dental implantology, and cosmetic smile makeovers. He is an avid surfer, snowboarder and golfer.
Dr. Melissa Amundson, DDS, MPH, FACS, is a fellowship-trained oral and maxillofacial surgeon specializing in trauma, reconstructive surgery, and orthognathic procedures. She earned her DDS from the University of Illinois-Chicago, completed residency at the University of Miami/Jackson Memorial Hospital, and obtained an MPH from the University of Florida. She practices at Tallahassee Memorial HealthCare and serves as a Clinical Assistant Professor at Florida State University College of Medicine.
Dr. Amundson is the first American oral and maxillofacial surgeon to volunteer with Médecins Sans Frontières and has provided care internationally, including in Nigeria and Honduras. A Diplomate of the American Board of Oral and Maxillofacial Surgery and a Fellow of the American College of Surgeons, she has received multiple awards for her contributions to the field. Beyond her practice, she is an active researcher, editor, and lecturer.
Dr. Tolley is a Diplomate of the American Board of Oral Maxillofacial Surgery (ABOMS). He maintains the highest accreditation and is committed to lifelong learning, keeping current in knowledge and skills, and practicing in a safe and contemporary manner.
In 1997, Barrett R. Tolley earned his undergraduate degree in Biology Magna Cum Laude at Florida State University. He then attended as a fourth generation graduate of the University of Maryland/ Baltimore College of Dental Surgery (The world’s first Dental School). He received his Doctor of Dental Surgery degree (DDS) in 2002.
Following dental school, Dr. Tolley moved on to Jacksonville, Florida where he completed a rigorous four (4) year residency in Oral and Maxillofacial Surgery at the University of Florida/ Shands Jacksonville. Residents receive extensive training in all aspects of contemporary Oral and Maxillofacial Surgery including Maxillofacial Trauma/Reconstruction, Head and Neck Oncology/Pathology, Temporomandibular Joint Surgery, Dental Implant Surgery, Facial Aesthetic Surgery, Traditional Oral Surgery, and IV Sedation/General Anesthesia.
UF/Shands Jacksonville is also a Level I Trauma Center. Residents are exposed and trained in the art and care of the Maxillofacial Trauma.
Dr. Christian Jimenez is a board-certified Oral & Maxillofacial Surgeon practicing in Tallahassee, Florida. He earned his medical degree from New York Medical College and provides full-scope surgical care, including wisdom tooth removal, dental implants, jaw surgery, and facial trauma management. Known for his precision, professionalism, and patient-focused approach, Dr. Jimenez delivers advanced surgical treatment with a commitment to comfort, safety, and excellent outcomes.
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