- UCLA School of Dentistry Periodontics Preceptorship
- Advanced Implantology Preceptor Program
- UCLA Advanced Implant Technique and Esthetic Dentistry
- WPDI Periodontics Residency Program.
- WPDI Implant Periodontics Residency Program.
- 1990 Membership in Korean Dental Association
- 1993 Completed 5th Korean Dental Academy Course
- 1993 Institute of Prosthodontics Art-Removable
- 1993 Institute of Prosthodontics Art-Fixed
- 2013 A.0 Full Membership in Dental Implants Conference of U.S.A
- 2013 AAP- Full Membership in Periodontics Conference of U.S.A
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