- Université St. Joseph Beirut
- Collège de Medicine de Paris-France

طبيب تجميل, جراح تجميل

- Member of the French society of Aesthetic Surgery
- Member of the French Society of ENT and head and neck surgery
- Member of the Lebanese society of ENT and head and neck surgery
- Member of the International Society of Lipolysistherapy
- Member of International ReCon Surgical
- Member of Leading Physicians of the World
- Member of WOCPM
- Member of WOSIAM

Inventor:
- Inventor of the bone injector used in facial plastic surgery and published in the British journal of Oral and Maxillofacial surgery and the European journal of Facial Surgery ( EL ACHKAR bone Injector).
- Achkar Tip Graft in open Rhinoplasty published in journal of Plastic, Reconstructive & Aesthetic Surgery.

Arabic, English, French

LECTURER IN:
- The American Academy of Otolaryngology-Head and Neck Surgery
- International Symposium of Fat Graft and Stem Cells
- IFFPSS International Federation of Facial Plastics Surgery Societies
- SOSCPRE French Society of Plastic and Reconstructive Surgery
- EMAA European Master in Aesthetic and Anti-aging
- IMCAS International Master Course on Aging Skin
- ICAAM International Congress in Aesthetic, Anti Aging Medicine
- World Congress in Reversing Aging
- World Society of Anti-Aging Medicine
- World Congress of the International Federation of Oto-Laryngological Societies (IFOS)
- F.A.C.E. Facial Aesthetic and Cosmetics Events
- SIFORL International Congress of ORL and Cervico Facial Surgery
- Société Française de Chirurgie Esthetique
- French Society of Oto-Laryngology & Head &Neck Surgery
- Lebanese Society of Oto-Laryngology & Head &Neck Surgery
- Lebanese University
- WOCPM