About STEVEN MARGOLIN. Steven Margolin is a provider established in New York, New York and his medical specialization is chiropractor (nutrition) . The NPI number of Steven Margolin is 1023231560 and was assigned on April 2007. The practitioner's primary taxonomy code is 111NN1001X with license number X005971 (NY). The provider is registered as an individual and his NPI record was last updated ....