Dr Tay Rong Hao, John

Dr John Tay is an Associate Consultant in the Department of Restorative Dentistry at the National Dental Centre Singapore (NDCS), and is a specialist with the Periodontic Unit. His current practice includes the management of severe gum disease (Stage III-IV periodontitis), patients with metabolic or genetic disorders affecting the periodontium, multi-disciplinary oral rehabilitation, and in periodontal plastic surgery. He also performs comprehensive periodontal and implant dental surgeries for patients with inflammatory gum conditions, unrestorable dentition, anatomical deformities, and masticatory dysfunction.

Dr Tay completed his dental training at the Faculty of Dentistry, National University of Singapore in 2015. After three years of hospital and polyclinic rotations as a Dental Officer, he enrolled into post-graduate residency, obtaining his Master of Dental Surgery (MDS) in Periodontology from the National University of Singapore in 2021. During his training he served as Chairperson of the 1st and 2nd Residents’ Committee of the Residency Programme. He was also conferred the IADR Medal for achieving a distinction in the final MDS Examinations. Dr Tay completed his 6-year specialist training in Periodontology at National Dental Centre Singapore in 2024, and is a Singapore board certified periodontist.

Dr Tay firmly believes in the need to rely on sound scientific evidence to deliver the best care for his patients. He is actively involved in research, and his interests are in the interrelationships between periodontitis and the overall health of the patient, dental prognostication models, and in health service delivery. He has published scientific papers in internationally peer-reviewed journals, and has also been invited to speak at local and regional scientific meetings.

Masters of Dental Surgery - National University of Singapore (2021)

Bachelor of Dental Surgery - National University of Singapore (2015)

1. Registry research
   
2. Periodontal-Systemic disease
   
3. Periodontal prognostication
   

1. Ng, E., Tay, J. R. H. (2024). Periodontal regeneration of vital poor prognosis teeth with attachment loss involving the root apex: two cases with up to 5 years follow-up. Dentistry Journal, 12(6), 170. (IF: 2.6)
   
2. Chow, D. Y., Tay, J. R. H., Nascimento, G. G. Systematic Review of Prognosis Models in Predicting Tooth Loss in Periodontitis. Journal of Dental Research (Article in Press). (IF: 8.9)
   
3. Tan, J. Y., Teo, G. N., Ng, E., Tay, A. B. G., Tay, J. R. H. (2024). Gingival Necrosis Related to Sepsis-Induced Agranulocytosis Due to Pseudomonas aeruginosa Bacteraemia: A Case Report. Journal of Clinical Medicine, 13(5),1285. (IF: 3.9)
   
4. Ng, E., Tay, J. R. H., Mattheos, N., Bostanci, N., Belibasakis, G. N., & Seneviratne, C. J. (2024). A Mapping Review of the Pathogenesis of Peri-Implantitis: The Biofilm-Mediated Inflammation and Bone Dysregulation (BIND) Hypothesis. Cells, 13(4), 315. (IF: 7.7)
   
5. Tay, J. R. H., Ng, E., Chow, D.Y., & Sim, C.P.C. (2023). The Use of Artificial Intelligence to Aid in Oral Hygiene Education: A Scoping Review. Journal of Dentistry, 104564. (IF: 4.4)
   
6. Ng, E., Tay, J. R. H., Boey, S. K., Laine, M. L., Ivanovski, S., & Seneviratne, C. J. (2023). Antibiotic resistance in the microbiota of periodontitis patients: an update of current findings. Critical Reviews in Microbiology, 1-12. (IF: 6.5)
   
7. Ng, E., Tay, J. R. H., Lai, C. W. M., Yeo, A., Lim, L. P., & Ong, M. M. A. (2023). Comparative efficacy of different flapless ridge preservation techniques: A systematic review and meta-analysis. Journal of Oral Implantology, 49(2), 206-217.. (IF: 1.5)
   
8. Tay, J. R. H., Ng, E., Lim, L. P., & Ong, M. M. A. (2022). The efficacy of probiotics in the management of intra-oral halitosis: a systematic review. Clinical Oral Investigations, 1-14. (IF: 3.4)
   
9. Tay, J. R. H., Ng, E., Lu, X. J., & Lai, W. M. C. (2022). Healing complications and their detrimental effects on bone gain in vertical‐guided bone regeneration: A systematic review and meta‐analysis. Clinical Implant Dentistry and Related Research, 24(1), 43-71. (IF: 3.6)
   
10. Ng, E., Tay, J. R. H., Leung, N. H. L., & Seneviratne, C. J. (2022). Letter to the Editor, "Sources of SARS-CoV-2 and Other Microorganisms in Dental Aerosols". Journal of dental research, 101(2), 236. https://doi.org/10.1177/00220345211037224 (IF: 8.9)
    
11. Ng, E., Tay, J. R. H., Ong, M. M. A., Bostanci, N., Belibasakis, G. N., & Seneviratne, C. J. (2021). Probiotic therapy for periodontal and peri-implant health–silver bullet or sham? Beneficial microbes, 1-16. (IF: 5.4)
    
12. Ng, E., Tay, J. R. H., & Ong, M. M. A. (2021). Minimally invasive periodontology: A treatment philosophy and suggested approach. International Journal of Dentistry (IF: 3.3)
    
13. Ng, E., Tay, J. R. H., Saffari, S. E., Lim, L. P., Chung, K. M., & Ong, M. M. A. (2021). Adjunctive probiotics after periodontal debridement versus placebo: A systematic review and meta-analysis. Acta Odontologica Scandinavica, 1-10. (IF: 2.2)
    
14. Tay, J. R. H., Ng, E., Nair, R., Tan, Z. S., & Tan, S. H. X. (2020). Economic evaluations in the treatment and evaluation of patients with periodontal disease: A critical review. Journal of Clinical Periodontology, 48(5), 679-694. (IF: 5.2) (IF: 8.7)
    
15. Tay, J. R. H., Ng, E., Ong, M. M. A., Sim, C., Tan, K., & Seneviratne, C. J. (2020). A Risk-Based Approach to the COVID-19 Pandemic: The Experience in National Dental Centre Singapore. Frontiers in Medicine, 7. (IF: 3.9)
    
16. Tay, J. R. H., Lu, X. J., Lai, W. M. C., & Fu, J. H. (2020). Clinical and histological sequelae of surgical complications in horizontal guided bone regeneration: a systematic review and proposal for management. International journal of implant dentistry, 6(1), 1-20. (IF: 2.7)
    
17. Ng, E., Tay, J. R. H., Balan, P., Ong, M. M. A., Bostanci, N., Belibasakis, G. N., & Seneviratne, C. J. (2020). Metagenomic sequencing provides new insights into the subgingival bacteriome and aetiopathology of periodontitis. Journal of Periodontal Research, 56(2), 205-218 (IF: 3.5)