Welcome to Advanced Cosmetic & Implant Dentistry, where Dr. Daniel McKay provides premier cosmetic dentistry in Seattle. Our aesthetic dental services transform smiles with personalized care. Schedule your cosmetic dentist consultation today at 1-206-381-3055 and discover your perfect smile.
Exceptional dentistry with a focus on being gentle and compassionate.
Gentle, Judgement Free Care
Short Notice & Emergency Availability
Insurance Friendly Practice
Third Party Financing Available
Thousands of Happy Patients
Industry Leading Technology
Fix Gaps In Your Teeth With Bioclear In Seattle
Close Gaps. Improve Oral Health. Reclaim Your Smile.
Did you know that one in three adults have visible spaces near the gum line where their teeth meet—commonly called black triangles or gingival embrasures? These triangular gaps not only affect your appearance, making you look older, but also increase your risk for plaque buildup, gum disease, and sensitivity.
What Causes Black Triangles?
Black triangles can form due to several factors:
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Tooth shape – Teeth with a more triangular shape meet only at the top, leaving a larger gap at the gum line.
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Gum recession – As gums recede due to aging, periodontal disease, or bite-related issues, the spaces between teeth become more pronounced.
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Orthodontic treatment – Movement of teeth can sometimes lead to slight gaps forming between the gum and teeth.
Without treatment, these gaps can widen over time, trapping food and bacteria, and affecting both aesthetics and health.
Bioclear: A Conservative, Long-Lasting Solution
At Advanced Cosmetic & Implant Dentistry, we proudly offer the Bioclear method—an innovative, minimally invasive solution for closing black triangles.
Bioclear advantages:
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No drilling or damage to the tooth
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Biocompatible composite that mimics natural enamel
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Seamless, natural-looking results
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Lower cost than porcelain veneers
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Completed in a single visit in many cases
By wrapping a special matrix around the tooth and injecting composite material, Bioclear can rebuild tooth structure, fill black triangles, and create a fuller, healthier smile without altering your natural teeth.
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A patient experience that will keep you smiling…
Meet Your Team of Dental Experts
We're a team of gentle and compassionate dentists offering high quality comprehensive dentistry in a friendly and modern office.
“Dr McKay and his staff are the best.
Mark HarmannGoogle Review
Have been going to Dr McKay for years and have always had a 100% positive experience.”

As a Seattle University alumnus and graduate of the University of Southern California Dental School, Dr. Daniel McKay, continues to set himself apart by committing to a lifetime of learning. While attending the prestigious Pacific Aesthetic Continuum (PAC-Live) in San Francisco, he acquired knowledge and training in advanced cosmetic, laser, and reconstructive dentistry. Dr. McKay is the dentist for the Seattle University athletics department. He is also a proud fellow of the International Dental Implant Association. Since 1993, Dr. McKay has established himself as one of the finest dentists in Seattle with praise from his patients and respect from his colleagues.
Dr. McKay was born and raised in Seattle with his 11 brothers and sisters. He’s married to his wife of 28 years, and have three grown children. You might find Dr. McKay outdoors golfing, skiing or hiking. Dr. McKay is also a fan of Seattle sports.

Dr. Shang Lun (Allen) Liu was born in Taiwan into a dental family. His father is an orthodontist who recognized the need for a better environment, and sent his three children to the United States at an early age. He dreamed of an opportunity for them to learn English and receive the best education. Dr. Liu grew up in Cupertino, California. During high school, he played badminton competitively and competed in many tournaments with several medals won.
Dr. Liu graduated with his DMD from Temple University and the prestigious Kornberg School of Dentistry, Philadelphia, PA. Immediately following graduation, he went on to pursue specialty training in Periodontics and Oral Implant Dentistry at Temple as well. While training under the tutelage of world renowned Professor Carl Misch, Director of Oral Implantology and Professor Jon Suzuki, Program Director, he honed and developed several treatment guidelines and modalities. Dr. Liu received his specialty certificate in Periodontology and Dental Implantology and also completed a Masters degree in Oral Biology. His thesis focused on the anatomical variations in patient’s sinus cavities and how understanding these variations would lead to better clinical treatment and outcomes.
In addition to his excellent credentials and training Dr. Liu is also Fluent in two dialects of Chinese, Japanese and English.
After completing his studies, Dr. Liu followed his family and close friends to Seattle where he fell in love with the beautiful city, the rich culture, and the vibrant sports community. In his free time he enjoys badminton, biking, playing guitar, computer building and reading.
Diplomate International Congress of Oral Implantology
LANAP Certified Clinician
Contributing author of Misch’s Avoiding Complications In Oral Pathology ~ “Implantitis Management and Treatment”