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Your Trusted Periodontal & Dental Implant Specialists in Portsmouth
Seacoast Periodontics & Dental Implants is a specialized dental practice dedicated to periodontal care and dental implant surgery. Founded by Drs. Amy and David Rosania, our team combines over 50 years of clinical expertise with a commitment to advancing dental education. We are board-certified periodontists recognized nationally and regionally for excellence, including inclusion in America's Best Dentists and New Hampshire Magazine's Best Dentists since 2017. Our practice emphasizes personalized treatment plans tailored to individual patient needs while maintaining the highest standards of clinical care. We actively contribute to the dental community through three Study Clubs for professionals and our annual Helping Hands Free Tooth Extraction Day.

Our affiliations with leading organizations like the American Academy of Periodontology and International Team for Implantology underscore our dedication to staying at the forefront of periodontal advancements. We utilize cutting-edge technologies such as LANAP/LAPIP laser therapy alongside traditional surgical techniques to deliver optimal outcomes. Patient education remains central to our approach, ensuring informed decision-making throughout treatment processes. Our father-daughter team fosters a caring environment where clinical excellence meets compassionate care. This dual focus on technical proficiency and patient comfort has established us as trusted leaders in periodontal health across the Seacoast region.
Services
Scaling and Root Planing LANAP/LAPIP Laser Therapy Traditional Periodontal Surgery Gingival Grafting Dental Implants Crown Lengthening Tooth Extractions Guided Bone Regeneration Sinus Grafting Sedation Services
Highlights and features
  • 50+ years combined experience in periodontics and dental implant surgery
  • Board-certified specialists recognized in national and regional dental rankings
  • Founders of three professional dental study clubs for ongoing education
  • Annual community service initiatives including free tooth extraction programs
  • Active members of leading periodontal research and education organizations
Associations and certifications
  • American Academy of Periodontology
  • International Team for Implantology
  • International Society of Periodontal Plastic Surgeons
What people say
Exceptional care Professional expertise Compassionate treatment Knowledgeable staff Community commitment
Services
Dental Implants
Our dental implant services provide permanent tooth replacement solutions that mimic natural teeth in function and appearance. Using titanium posts surgically placed in the jawbone, we create stable foundations for crowns, bridges, or dentures. This treatment prevents bone loss while restoring full chewing capability, offering patients long-term confidence in their smiles.
LANAP/LAPIP Therapy
Laser-Assisted New Attachment Procedure (LANAP) and Laser-Assisted Peri-Implantitis Procedure (LAPIP) use specialized lasers to treat gum disease and implant complications. This minimally invasive approach removes infected tissue while preserving healthy structures, promoting regeneration of periodontal tissues with reduced discomfort and faster recovery compared to traditional surgery.
Gingival Grafting
Gingival grafting procedures address receding gums by transplanting tissue to cover exposed tooth roots. This protects against sensitivity and decay while improving aesthetics. We use advanced techniques to achieve natural-looking results that enhance both oral health and smile appearance through tissue regeneration.
Tooth Extractions
We perform complex tooth extractions for severely damaged or impacted teeth using minimally invasive surgical techniques. The procedure includes ridge preservation methods to maintain bone structure for future implant placement, ensuring optimal healing and long-term oral health outcomes through careful tissue management.
Crown Lengthening
Crown lengthening procedures expose more tooth structure by reshaping gum and bone tissue. This prepares teeth for restorations, improves aesthetics for gummy smiles, and creates healthier tooth contours. We use precise surgical techniques to achieve functional and cosmetic improvements while maintaining periodontal health.
People
Dr. Amy Rosania
Board-Certified Periodontist
Dr. Amy Rosania specializes in periodontics and dental implant surgery with over 25 years of clinical experience. Recognized as America's Best Dentist and New Hampshire's Top Dentist since 2017, she lectures nationally and co-founded three dental study clubs. Her commitment to community care includes organizing annual free dental services.
Dr. David Rosania
Board-Certified Periodontist
Dr. David Rosania brings extensive periodontal expertise as a board-certified specialist with 25+ years in practice. A recipient of national dental recognition, he co-founded three professional dental education groups and contributes to advancing periodontal techniques through teaching and community outreach initiatives in Portsmouth.
Questions
What periodontal services do you offer?
We provide comprehensive periodontal care including scaling and root planing, laser therapy (LANAP/LAPIP), gum grafting, crown lengthening, and surgical treatments for gum disease.
Are your doctors board-certified?
Yes, both Drs. Amy and David Rosania are board-certified periodontists with over 50 combined years of specialized training and clinical experience in periodontics and implant surgery.
Do you offer dental implant solutions?
We specialize in dental implant placement and restoration using advanced techniques for bone regeneration, including guided bone regeneration and sinus grafting procedures.
What community services do you provide?
We offer annual free tooth extraction services through our Helping Hands program and provide dental education through three professional study clubs for local dental professionals.
What are your office hours?
Our office is open Monday through Thursday from 8:00 AM to 5:00 PM. We're closed Fridays and major holidays for patient-focused care scheduling.
How do you handle dental emergencies?
We prioritize emergency cases and provide prompt care for urgent periodontal issues outside regular appointments. Contact us directly at 603-294-0110 for immediate assistance.