The story
Founded by David Greuner.1
Private company
NYC Surgical Associates (NYCSA), is one of the largest multi-specialty surgical practices in the United States. Based in New York, the company consists of seven sites founded by David Greuner and Adam Tonis.2 Wikipedia text CC BY-SA 4.0
Last updated Oct 21, 2026.
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NYC Surgical Associates (NYCSA), is one of the largest multi-specialty surgical practices in the United States. Based in New York, the company consists of seven sites founded by David Greuner and Adam Tonis.2
Founded by David Greuner.1
Who has led NYC Surgical Associates, and when. Pick a name to see everywhere that person has worked.
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