North America still dominates medical second opinions, with over 45% share. The US has top‑tier hospitals (Mayo, Cleveland Clinic, MD Anderson) and a culture of patient empowerment. But Asia‑Pacific is the fastest‑growing region, driven by medical tourism and rising healthcare standards. The medical second opinion market forecast predicts that Asia‑Pacific will grow at over 15% CAGR, with India, Thailand, and Singapore leading.

What's different? In Asia, second opinions often come from hospitals that also offer treatment — it's a funnel for medical tourism. For example, Apollo Hospitals in India provides second opinions to patients in Africa and the Middle East, then flies them in for surgery. The medical second opinion market analysis notes that the fastest‑growing demographic is seniors, because they have complex conditions and time to travel.

But quality varies. Some overseas second opinions are excellent; others are rushed or biased. Always check the credentials of the doctors and the accreditation of the hospital.

The takeaway: if you're considering a second opinion abroad, do your homework. A cheap opinion isn't valuable if it's wrong. And if you can afford it, start with a virtual second opinion from a US or European centre.