Dr. Alexander Greenstein, MD

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Mount Sinai Hospital Surgery

In-network insurances

Aetna

BlueCross BlueShield

Cigna

Emblem Health

UnitedHealthcare

UnitedHealthcare Oxford

Aetna

BlueCross BlueShield

Cigna

Emblem Health

Popular visit reasons

Colorectal Surgery

Fistula

Surgery Consultation

Surgery Follow Up

Surgery Second Opinion

Colorectal Surgery

Fistula

Surgery Consultation

Surgery Follow Up

More about Dr. Alexander Greenstein, MD

Not seeing any times that work for you? Please call the practice. Dr. Alexander J. Greenstein specializes in minimally invasive gastrointestinal (stomach, small bowel, colon, gallbladder), Ulcerative Colitis and Crohn's surgery. Prior to joining our faculty, Dr. Greenstein completed a surgical residency at The Mount Sinai Hospital and a fellowship in minimally invasive surgery at the Oregon Health and Sciences University in Portland, Oregon. In addition, Dr. Greenstein completed a residency in general preventative medicine and attained a Masters in Public Health at the Mount Sinai School of Medicine. Dr. Greenstein graduated from Cornell Medical College (NY, NY) Alpha Omega Alpha after completing his bachelor’s degree in economics Cum Laude with distinction at Yale University (New Haven, CT). Dr. Greenstein is certified by the American Board of Surgery and is a Fellow of the American College of Surgeons (FACS). He has been a first or co-author of more than 45 peer-reviewed manuscripts, has editorial responsibilities at several journals, and has presented his work at both regional and national surgical meetings. He is a recipient of the David A. Dreiling Award for Scholarly Excellence from the Mount Sinai Department of Surgery. Dr. Greenstein is an active member of multiple surgical societies (ACS, SSAT, SAGES). His research focuses on advances and techniques in GI surgery for Crohn’s and Ulcerative Colitis and he also has research interests in health disparities, preventive medicine and the role of surgery within the public health sphere. Additional research engagements include experiences at the National Institute of Mental Health, the Memorial Sloan Kettering Medical Center and the Brazilian Ministry of Health.

Education & experience

Education

Medical School - Cornell University, Doctor of Medicine

Yale University (Bachelor's)

Icahn School of Medicine at Mount Sinai, Master's in Public Health

NewYork-Presbyterian Hospital / Weill Cornell Medical Center, Residency in Surgery

The Mount Sinai Hospital, Residency in Preventive Medicine

The Mount Sinai Hospital, Residency in General Surgery

Oregon Health & Science University, Fellowship in Minimally Invasive Surgery and Laparoscopic Surgery

Practice

Certifications

American Board of Surgery

Professional memberships

American College of Surgeons

Society for Surgery of the Alimentary Tract

Society of American Gastrointestinal and Endoscopic Surgeons

Awards and publications

Alpha Omega Alpha Cornell University Honor Society

David A. Dreiling Award for Scholarly Excellence Mount Sinai Residency Program

Cum Laude with Distinction in the Major Yale University

Greenstein AJ, Zhang LP, Miller AT, Yung E, Branco BC, Sachar DB, Greenstein AJ. Relationship of the number of Crohn's strictures and strictureplasties to postoperative recurrence. Journal of the American College of Surgeons 2009 Jun; 208(6).

Widmar M, Greenstein AJ, Sachar DB, Harpaz N, Bauer JJ, Greenstein AJ. Small bowel adenocarcinoma in Crohn's disease. Journal of gastrointestinal surgery : official journal of the Society for Surgery of the Alimentary Tract 2011 May; 15(5).

Background

Languages spoken

English

French

Spanish

Gender

Male

NPI number

#1992964035

Alexander Greenstein does not participate in Zocdoc to offer online booking at this time

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