Dr. Curtis H. Roy & Associates

General Dentistry Practice 

3703 Johnston Street 
Lafayette, Louisiana 70503 

Telephone: 337-981-9811 
Toll Free: 800-433-5138 
Fax: 337-981-9799 

Monday - Friday, 7 a.m. - 6 p.m.
Saturday Appointments Available


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Dr. Curtis H. Roy, D.D.S.

Dr. Roy is a Louisiana native, born and raised in Marksville. He earned a bachelor’s degree from LSU in 1964 and received his dental degree from Loyola Dental School in 1968. After spending two years in the a U.S. Army as a captain in a dental unit, Dr. Roy opened a private dental practice in 1970 on Johnston Street in Lafayette.He has enjoyed serving the dental needs of Acadiana area residents for 40 years.   

In the course of his career Dr. Roy’s shifted from surgical to non-surgical methods in treating periodontal disease. His goal is to educate patients on preserving their teeth and having healthier mouths. His Soft Tissue Management® program worked so well for his patients that he has been invited to conduct more than 1,000 continuing education seminars in the United States and Canada, teaching other dental professionals how to address their patients’ periodontal disease non-surgically in the office.  Read more here

David B. Chambers, D.D.S.

Dr. Chambers hails from Houston, Texas. He received his Doctor of Dental Surgery degree from the University of Texas Dental Branch in Houston. He practiced for 12 years in the Houston area before becoming associated with Dr. Curtis H. Roy & Associates.   

Dr. Chambers is an active member of the Louisiana Dental Association, Acadiana District Dental Association and American Dental Association. He focuses his practice in the areas of cosmetic dentistry, prosthodontics, implant restorations, endodontics, and the detection and treatment of periodontal disease.  


Luan Nguyen, D.D.S.

Dr. Nguyen earned a dental degree from LSU Dental School in New Orleans. He is a national and state board-certified dentist skilled in cosmetic dentistry, fixed and removable prosthodontics, implant restorations, endodontics, and the detection and treatment of periodontal disease.

For Dr. Nguyen — whose father was a practicing dentist for 30-plus years — dentistry is a field with which he has always been familiar. A native of Vietnam who immigrated to the United States in his youth, he attended LSU as a pre-dental student and earned a bachelor’s degree in microbiology.