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Department of Surgery Department of Surgery

Colorectal Surgery Specialists

Sonia Ramamoorthy, M.D.

Sonia Ramamoorthy, M.D.
Chief of Division
Professor

Bard Cosman, M.D.

Bard Cosman, M.D.
Professor 

Benjamin Abbadessa, M.D.

Benjamin Abbadessa, M.D.
Associate Professor 
Director of the Colorectal Ambulatory Clinic Hillcrest

Samuel Eisenstein, M.D.

Samuel Eisenstein, M.D.
Associate Professor 
Director of Surgical Inflammatory Bowel Disease (IBD)

Nicole Lopez, M.D.

Nicole Lopez, M.D.
Associate Professor 
Colorectal Disease Team Leader/ Director of NAPRC

Lisa Parry, M.D.

Lisa Parry, M.D.
Associate Professor 
Chair of the Women In Surgery Committee

Shanglei Liu, M.D.

Shanglei Liu, M.D.
Assistant Professor 
Affiliate Professor of Bioengineering

Advance Practice Providers

Staff

Sherley Leasau

Sherley Leasau
Executive Assistant