Could you submit a review of Dr B John - Barton House Group Practice Hackney? Tell us about your experiences by writing a Dr B John - Barton House Group Practice Hackney review and help build a list of the best gp practices in Hackney. Do you own Dr B John - Barton House Group Practice Hackney? If so, claim it now! If you claim a business, you will be able to choose a new business profile photo.