Dr. Merijohn is recognized as one of the premier educators in periodontics, minimally invasive surgery, aerosol-reduced dentistry, and advanced periodontal hand instrumentation in North America today.
He earned his dental degree from the University of Illinois and his specialty certificate in periodontics from the University of Washington.
Dr. Merijohn’s experience in complex interdisciplinary therapy gleaned from 28 years of private practice in San Francisco and his passion for clinical excellence infuses his service to advancing the art and science of dentistry.
A gifted clinician and educator, Dr. Merijohn is considered an expert in his areas of interest and is a highly recognized lecturer internationally. He is distinguished by his unique ability to impart complex information in a clear and systematic manner, and for his practical approaches in translating evidence-based decision making at the point of care.
He authored multiple papers published in prestigious peer-reviewed journals, contributed to chapters in textbooks, and recently authored Advanced Periodontal Hand Instrumentation Quick Reference Guide.
Dr. Merijohn serves on the editorial board of the Journal of Evidence-Based Dental Practice, contributes time to organized dentistry, and is a member of multiple dental organizations. He continues his long-time service as an Assistant Professor in the department of Graduate Periodontics at the University of Washington and University of California San Francisco.
Faculty Positions


Select Articles by Dr. Merijohn
MEDLINE, the National Library of Medicine database of indexed citations and abstracts, contains 11 of Dr. Merijohn’s articles published in peer-reviewed journals. Read more
Management and Prevention of Gingival Recession (Periodontology 2000, Vol. 71, 2016, 228-242). A complimentary copy is available upon request.