Chiropractors email addresses in the USA

I am in the process of marketing a special program to chiropractors in the USA. I would like to use email marketing as my marketing strategy......I would like to obtain the email addresses for chiropractors in the USA......their SIC code is 8041. I would like to also obtain the following information: business name, chiropractors name, city, state, zip and of course their EMAIL ADDRESS.