Dr. Greenwald is on Doximity
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Office
17 E 102nd St
New York, NY 10029Phone+1 212-241-8100Fax+1 646-537-8921
Education & Training
- New York Presbyterian Hospital (Columbia Campus)Fellowship, Gastroenterology, 1991 - 1993
- New York Presbyterian Hospital (Columbia Campus)Residency, Internal Medicine, 1986 - 1989
- Albert Einstein College of MedicineClass of 1986
Certifications & Licensure
- NY State Medical License 1988 - 2026
- American Board of Internal Medicine Internal Medicine
- American Board of Internal Medicine Gastroenterology
Awards, Honors, & Recognition
- New York Magazine: Top Doctors Castle Connolly, 2014
- Top Doctors: New York Metro Area Castle Connolly, 2004-2014
- Fellow (AGAF) American Gastroenterological Association, 2006
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Publications & Presentations
PubMed
- 17 citationsDecreased colorectal cancer incidence and mortality in a diverse urban population with increased colonoscopy screening.Jennifer J. Brown, Charles Asumeng, David A. Greenwald, Matthew A Weissman, Ann G. Zauber
BMC Public Health. 2021-06-30 - 12 citationsVariation Over Time and Factors Associated With Detection Rates of Sessile Serrated Lesion Across the United States: Results Form a National Sample Using the GIQuIC Re...Jennifer L. Holub, David A. Greenwald, Glenn M. Eisen, Colleen M. Schmitt
The American Journal of Gastroenterology. 2021-01-01 - 19 citationsBenchmarking Adenoma Detection Rates for Colonoscopy: Results From a US-Based Registry.Jennifer L. Holub, Irving M. Pike, Mark Pochapin, David A. Greenwald, Colleen M. Schmitt
The American Journal of Gastroenterology. 2021-09-01
Lectures
- Emily Couric Memorial Lecture 80% Colorectal Cancer Screening by 2018: How Did We Do and Where Do We Go From Here?AGC 2018 Annual Scientific Meeting, Philadelphia, PA - 10/9/2018
- Helicobacter pyloriAGC 2018 Annual Scientific Meeting, Philadelphia, PA - 10/6/2018
- “Pathology and Imaging in the Evaluation of Gastrointestinal Disease Course: Welcome and Introductions”AGC 2018 Annual Scientific Meeting, Philadelphia, PA - 10/5/2018
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Other
- Overview of upper gastrointestinal endoscopy (esophagogastroduodenoscopy)Greenwald DA, Cohen J
http://www.uptodate.com/contents/overview-of-upper-gastrointestinal-endoscopy-esophagogastroduodenos
UpToDate, Wolters Kluwer Health - 2012-10-16 - Upper endoscopyGreenwald DA
http://www.uptodate.com/contents/upper-endoscopy-beyond-the-basics
UpToDate, Wolters Kluwer Health - 2013-01-15
Press Mentions
- How to Prevent and Treat Hemorrhoids, According to DoctorsAugust 20th, 2024
- Colon Cancer Red Flags to Look Out for if You're Younger Than 50, According to ResearchersMay 4th, 2023
- What You Need to Know About Colon-Cancer Symptoms, Diagnosis, and TreatmentMarch 5th, 2023
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Professional Memberships
- Fellow
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