Betty,
I found your profile on Obseity Help today!
Have you gone to the centers for Ikramuddin and Buchwald?
http://www.obesityhelp.com/morbidobesity/forums/index.phtml?ID=TR-956009474
http://www.obesityhelp.com/morbidobesity/forums/index.phtml?ID=TR-k30
These centers list the surgery dates and all of the members of the doctor.
There are centers for most of the surgeons in the state!