Information on O-A. First year of visa expired today. Went to KL for a few days arrived DM airport last night, stamped in for another year, no questions, no mention of health insurance.
TLDR : Answer Summary
The user reports that they successfully renewed their O-A visa for another year upon returning to Thailand from Kuala Lumpur. They noted that there were no issues or questions during the process, and health insurance was not mentioned.