Key Facts
• My Number Health Insurance Card combines My Number Card and health insurance card.
• Smartphone compatibility begins nationwide in mid-September 2025.
• Smartphone use requires specialized card readers, which are not widely installed yet.
• Pilot testing started in July 2025 in select medical facilities in the Kanto region.
• Only a small number of medical institutions will support smartphones initially.
• Some facilities may still require both the smartphone and My Number Card.
• The Ministry of Health plans to list smartphone-compatible facilities online.
Summary
The My Number Health Insurance Card, integrating the My Number Card and health insurance card, will be accessible via smartphones starting mid-September 2025. However, its implementation faces challenges, as specialized card readers are not yet widely available. While pilot testing began in July 2025 in parts of the Kanto region, only a limited number of medical institutions will support smartphone use initially. Some facilities may still require patients to carry both their smartphone and My Number Card. The Ministry of Health plans to provide updates on compatible facilities through its website.
