Monday-Thursday: 7am to 4pm 701 5th Ave, Suite 4660, Seattle, WA 98104 206-682-8200 info@dentalspecialtiesnorthwest.com

Periodontist in Mercer Island, Seattle

Expert gum care in Bellevue, Seattle—our skilled periodontist provides advanced treatments to restore gum health and protect your smile, just a short drive from downtown.

Periodontal disease silently damages the foundation of your smile, often progressing without obvious symptoms until serious complications emerge. From receding gums and persistent bad breath to loose teeth and bone loss, untreated periodontal conditions can compromise both oral health and overall well-being.

Dental Specialties Northwest provides Mercer Island residents with access to advanced periodontal care through Dr. Tom Sweeney and Dr. Rhys Spoor. Located in the Columbia Tower, our practice combines decades of specialized training with cutting-edge technology to deliver minimally invasive treatments, including LANAP laser therapy, dental implants, and regenerative bone grafting procedures.

Periodontist in Mercer Island, Seattle |
Periodontist in Mercer Island, Seattle |
Periodontist in Mercer Island, Seattle |
Periodontist in Mercer Island, Seattle |

Advanced Periodontal Treatment Options

Periodontics addresses the prevention, diagnosis, and treatment of conditions affecting the gums and supporting structures of your teeth. Our comprehensive approach targets everything from early-stage inflammation to advanced periodontitis requiring surgical intervention. The treatment options we provide include the following:

  • Laser periodontal therapy: LANAP treatment uses FDA-cleared laser technology to remove diseased tissue while preserving healthy gums, offering a minimally invasive alternative to traditional surgery with faster healing times and less discomfort.
  • Pocket reduction surgery: Osseous surgery eliminates deep periodontal pockets by reshaping affected bone tissue, creating an environment where gums can reattach properly and remain healthy long-term.
  • Dental implant placement: Our dental implant services replace missing teeth while preventing the bone loss occurring when tooth roots are absent, restoring both function and smile aesthetics.
  • Regenerative procedures: Bone grafts rebuild lost jawbone structure in areas damaged by periodontal disease or tooth loss, often making dental implants possible for patients previously considered poor candidates.
  • Soft tissue grafting: Gum recession exposes sensitive root surfaces and creates aesthetic concerns, but grafting procedures rebuild protective tissue coverage while improving smile appearance.

These approaches work together to address both the functional requirements and aesthetic goals of comprehensive periodontal care.

dr sweeney and patient

Technology and Comfort-Focused Care

Modern periodontics looks dramatically different from procedures performed even a decade ago. We’ve invested extensively in technologies transforming patient experience, from digital imaging eliminating uncomfortable impressions to laser systems replacing scalpels and sutures. Our sedation dentistry options ensure patients experiencing dental anxiety can receive necessary care comfortably and safely.

The Columbia Tower location provides more than convenient access—it reflects our commitment to creating a premium experience. We’ve designed our practice as a dental spa with amenities rarely found in typical dental offices. For patients traveling from outside the region, the 5-star hotel across the street simplifies combining treatment with a comfortable Seattle visit. Our team even functions as a concierge, helping visitors discover exceptional dining and entertainment options during their stay.

Dr. Sweeney and Dr. Spoor collaborate on complex cases, bringing complementary perspectives to treatment planning. This integrated approach ensures you benefit from multiple decades of combined experience rather than a single practitioner’s viewpoint. According to the American Academy of Periodontology, collaborative care between periodontists often leads to improved outcomes for complex periodontal and implant cases.

Discover Our Advanced Approach

Watch this short video to learn more about our state-of-the-art technology and patient-centered care that sets us apart.

Serving Mercer Island and Surrounding Seattle Neighborhoods

Mercer Island’s proximity to downtown Seattle makes accessing specialized periodontal care straightforward. Whether you’re dealing with active gum disease, exploring implant options to replace missing teeth, or seeking a second opinion on recommended treatment, we welcome patients from throughout Seattle’s diverse neighborhoods. We accept all major insurance plans and provide multiple payment options accommodating different financial situations.

Experience Exceptional Periodontal Care at Dental Specialties Northwest

The quality of periodontal treatment you receive directly impacts whether you maintain your natural teeth or face progressive deterioration. Dr. Sweeney and Dr. Spoor bring the advanced training, surgical precision, and state-of-the-art technology required to address even the most challenging periodontal conditions.

Our Mercer Island-area patients receive the same world-class care, attracting patients from across Washington and beyond. With decades of combined experience in periodontics, cosmetic dentistry, and implant placement, we deliver integrated treatment solutions rather than isolated procedures. Discover how advanced periodontal care can protect your smile—contact our team to discuss your periodontal health and explore treatment options.

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What Our Customers Say

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Modern periodontics in a comfortable setting. Our centrally located Seattle office offers:

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