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Meet Your Montefiore Medical Group Leadership Team

Montefiore Medical Group Leadership

The leadership team at Montefiore Medical Group (MMG) brings extraordinary expertise and experience to our organization, upholds the highest standards of excellence and is dedicated to our model of care, which meets the needs of our patients in the Bronx and Westchester County.

Executive Leadership

Andrew D. Racine, MD

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Andrew D. Racine, MD

System Senior Vice President & Chief Medical Officer, Montefiore Einstein; Executive Director, Montefiore Medical Group
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Sybil J. Hodgson, MD

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Sybil J. Hodgson, MD

Assistant Vice President for Clinical Operations, Montefiore Medical Group
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Clinical Leadership

Asif M. Ansari, MD

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Asif M. Ansari, MD

Regional Medical Director, Group Practices, Montefiore Medical Group
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Jason P. Herrick, MD

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Jason P. Herrick, MD

Director of Behavioral Health, Adult Attending Psychiatrist, Montefiore Medical Group
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Lorena Serrano

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Lorena Serrano

Director, Nursing, Montefiore Medical Group

Operations Leadership

Otis Lewis, MHA, FACHE, FACMPE

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Otis Lewis, MHA, FACHE, FACMPE

Senior Director of Operations, Montefiore Medical Group
Zulay Rosado, MM

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Zulay Rosado, MM

Senior Director of Operations, Montefiore Medical Group
Julian Peter Loo, MBA

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Julian Peter Loo, MBA

Director of Operations, Montefiore Medical Group
Meenakshi Bhatt, MBA, MPhil

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Meenakshi Bhatt, MBA, MPhil

Director of Practice Operations, Montefiore Medical Group

Finance/Revenue Cycle Leadership

Stephen Bronson

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Stephen Bronson

Director of Finance, Montefiore Medical Group
Dawn Guiga

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Dawn Guiga

Director of Revenue Cycle, Montefiore Medical Group

Quality/Performance Improvement & Analytics Leadership

Joseph Nahmias

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Joseph Nahmias

Director of Informatics Analytics and Reporting, Quality Improvement and Informatics Department, Montefiore Medical Group
Marianna Sica, MHA, MS, OTR/L

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Marianna Sica, MHA, MS, OTR/L

Director of Performance Improvement, Quality Improvement and Informatics Department, Montefiore Medical Group