Sorry that was typo, it is Dr. Roy
https://www.rutnin.com/en/doctor/detail.36.1_Roy_0_0.html#thumb
He is also at Bumrungrad and you can see his CV tere
https://www.bumrungrad.com/en/doctors/Roy-Chumdermpadetsuk
But treatment at Bumrungrad would cost substantially mroe than at Rutnin so better to see hiom at the latter
Re optomap, I agreed to have it because exam was showing some retinal degeneration. It wasn't suggested prior to that, but in that instance i felt it was well worth it to be sure. (Turned out to be what is called "paving stobne" degenration which is benign). Like you I am a "high myope". (-14 pre-LASIK)