Greenpoint ladies, there's a new doctor in town, or at least an old one with a new marketing campaign. Dr. Leon Nitkin has posted ads for his OB/GYN practice on some "of the newly-renovated buildings on the south side of Greenpoint Ave b/t Manhattan and Franklin. Everything about it says 'please don’t let this man touch your privates, even in a medical context.'" Well, not everyone can be as web-savvy as Dr. Parkinson or his......