“We met a good doctor and had good surgery. We feel very lucky.”

Need a new hip, Grandpa? Come to Korea.

South Korea has joined Thailand, Singapore, India and other Asian nations in the lucrative business of medical tourism. Heart bypasses, spinal surgery, hip-joint replacements, cosmetic surgery — procedures that may cost tens of thousands of dollars in the United States — can often be done for one-third or even one-tenth of the cost in Asia, with much shorter waiting times and by specialists often trained in the West.