
Dr. Natsarut Chatyanan (Dr. Au)
M.D., Ramathibodi Hospital · The Astell Clinic, Sukhumvit 20, Bangkok
Thai Medical Council licence no. 69412
Dr. Au trained in medicine at Ramathibodi Hospital, one of Thailand’s most respected medical institutions, and now focuses entirely on non-surgical facial rejuvenation — botulinum toxin, dermal filler, thread lifting and bio-remodelling. Every case at The Astell Clinic is consulted on and performed by Dr. Au personally.
- M.D., Ramathibodi Hospital — Thai Medical Council–registered
- Focused practice in non-surgical facial rejuvenation
- Advanced training with Galderma, MERZ, ALMA and MINT (Korea)
- Certified in Ellansé®, Profhilo®, Radiesse®+ and Sylfirm X
- Experienced with international and expatriate patients
- Direct doctor consultation on every visit — no sales staff

















