Meet Our Doctors

Dr. Marshall Johnson

Dr. Johnson respects the ever-changing science of dentistry, and he earns approximately 50 continuing education credits each year. By doing so, he is able to bring the latest techniques and tools to his patients. During his education, Dr. Johnson received a number of academic awards including the Distinguished Student Award from Texas A&M, the Dean’s List at Baylor College of Dentistry, and the Chancellor’s Award from the University of Missouri in Kansas City. He has also earned the distinction of Diplomate of the American Board of Periodontology. Much of his advanced work has come in the areas of implant dentistry, bone regeneration, and cosmetic procedures.

Dr. Johnson was named one of the best periodontists in Dallas by D Magazine and in the state of Texas by Texas Monthly. His membership in professional organizations includes:

American Dental Association
Texas Dental Association
Dallas County Dental Society
Fourth District Dental Society
Greater Plano Dental Society (Past President)
American Academy of Periodontology
Southwest Society of Periodontists
Texas Society of Periodontists

“I love our community here in Plano and have always endeavored to give back as much to the community as it has given to me,” says Dr. Johnson. He supports the community by volunteering at:

Medical Center of Plano (17 year Staff Member)
City House (Board of Directors)
Community Sports Leagues (Youth Coach)
Plano YMCA (Chairman of Board of Directors)
Plano Rotary Club (Member)
Plano Youth Leadership (Board of Directors)
Plano ISD Education Foundation (Board of Directors)

Dr. Elizabeth Jaynes

As a periodontist, Dr. Jaynes specializes in the prevention, diagnosis, and treatment of periodontal (gum) disease. She has also received extensive training in the areas of oral medicine, cosmetic gum grafting, and the placement of dental implants. As part of Dr. Jaynes’ specialization, she received three more years of training after dental school to focus strictly on periodontology.

Early in her career, the Dallas County Dental Society named Dr. Jaynes “Young Dentist of the Year.” D Magazine also recognized her many times as one of the best periodontists in Dallas. She is a member of many professional societies, including:

American Dental Association
Dallas County Dental Society (Chair, Membership)
Plano Young Dentist Society (Two-Year President)
Fourth District Dental Society
American Academy of Periodontology
Southwest Society of Periodontists (Membership Committee)
Texas Society of Periodontists

She is active, past and presently, in the community through these organizations:

Junior League of Plano
Collin County Hygiene Schools (Teacher)
St. Andrews Methodist Church
Board Member at Pebblecreek Montessori School