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Office
24 Elm St
Harrington Park, NJ 07640Phone+1 201-784-0123Fax+1 201-784-0065
Education & Training
- Temple University HospitalFellowship, Gastroenterology, 1990 - 1992
- New York Presbyterian Hospital (Cornell Campus)Residency, Internal Medicine, 1987 - 1990
- Weill Cornell MedicineClass of 1987
- Yale UniversityBS, Biology, with Honors, 1979 - 1983
Certifications & Licensure
- NJ State Medical License 1992 - 2025
- NY State Medical License 1988 - 1997
- PA State Medical License 1990 - 1992
- American Board of Internal Medicine Internal Medicine
- American Board of Internal Medicine Gastroenterology
Awards, Honors, & Recognition
- Fellow (FACG) American College of Gastroenterology
- Fellow (FACP) American College of Physicians
- Top Doctor Recognition Inside Jersey Magazine, 2010
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Publications & Presentations
PubMed
- 18 citationsAgenesis of dorsal pancreas in a patient with weight loss and diabetes mellitus.Walter A. Klein, Marta A. Dabezies, Arnold C. Friedman, Dina F. Caroline, Guenther Boden
Digestive Diseases and Sciences. 1994-08-01 - 54 citationsSphincterlike Thoracoabdominal High Pressure Zone After EsophagogastrectomyWalter A. Klein, Henry P. Parkman, Daniel T. Dempsey, Robert S. Fisher
Gastroenterology. 1993-11-01 - 7 citationsNonsteroidal antiinflammatory drugs and upper gastrointestinal hemorrhage in an urban hospital.Walter A. Klein, Benjamin Krevsky, Lee Klepper, Paul Ljubich, Tomasz J. Niewiarowski
Digestive Diseases and Sciences. 1993-11-01
Journal Articles
- Agenesis of the Dorsal Pancreas in a Patient with Weight Loss and Diabetes MellitusKlein W, Dabezies M, Friedman A, Caroline D, Boden G, Cohen S, Digestive Diseases and Sciences, 1/1/1994
- Sphincter-like Thoraco-abdominal High Pressure Zone after EsophagogastrectomyKlein W, Parkman H, Dempsey D, Fisher R, Gastroenterology, 1/1/1993
- Nonsteroidal Antiinflammatory Drugs and Upper Gastrointestinal Hemorrhage in an Urban HospitalKlein W, Krevsky B, Klepper L, Ljubich P, Niewiarowski T, Rothstein K, Dabezies M, Fisher R, Digestive Diseases and Sciences, 1/1/1993
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Abstracts/Posters
- NSAIDs and UGI Bleeding in an Urban Hospital. Outcome and Cost AnalysisKlein WA, American Gastroenterological Association 93rd Annual Meeting, San Francisco, CA, 1/1/1992
Lectures
- Prevention of Gastric and Colon CancerLivingston, NJ - 1/1/2005
- Preventive Medicine lecture (en francais)Thies, Senegal - 1/1/2004
- Peptic Ulcer DiseaseDepartment of Medicine Wayne General Hospital, Wayne, NJ - 1/1/2000
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Other
- Irritable Bowel SyndromeHealth
http://blogs.northjersey.com/blogs/201health/
1/1/2010 - Colon CleansingHealth
http://blogs.northjersey.com/blogs/201health/C200/
1/1/2010 - Weight Loss MedicationsTime Warner Cable News
1/1/2004
Professional Memberships
- Fellow
- Fellow
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