I assume you are from ny, and are looking for obstetrics. Mostly any doctor in cornell/ny hospital
DR. Steven Hockstien at cornell is one
(212) 821-0810
More then a A few people i know used him.
NYU also has some very good doctors Dr victor douek is a well known doctor there
Phone: 212-753-8839
Cornell is on 68th street NYU on 34th
in terms of commuting to appts. hockstiens office has a parking garage and is by fdr exit doueck i believe is midtown either one will be a walk from train station
you can google search either name. Should be with mazel