Vietnam Social Security (BHXH Việt Nam) is advising citizens to verify the validity of their health insurance cards (BHYT) both before their current cards expire and following any transactions affecting their coverage. This precaution ensures data accuracy and prevents issues with healthcare access. Individuals should retain receipts, documentation, or transaction codes if updated information doesn’t immediately reflect on their card or discrepancies are found. These records will be necessary when contacting the payment receiver or the BHXH Việt Nam agency for investigation and resolution. The BHXH Việt Nam emphasizes the importance of promptly addressing any data mismatches to guarantee continued, uninterrupted health insurance benefits for citizens across Vietnam. This guidance aims to streamline the healthcare process and provide clarity for policyholders. Proactive checking and record-keeping are encouraged to facilitate efficient issue resolution.