Dr. Gregory Ackert MD Gastroenterologist

Dr. Gregory Ackert is a gastroenterologist in Manhasset, New York and is affiliated with multiple hospitals in the area, including Long Island Jewish Medical Center and North Shore University Hospital. He received his medical degree from New York University School of Medicine and has been in practice for 36 years. He is one of 76 doctors at Long Island Jewish Medical Center and one of 115 at North Shore University Hospital who specialize in Gastroenterology.

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Office Location

See Contact Information

Specialty & Clinical Interests

Gastroenterologist: General Gastroenterology

Hospital Affiliation

North Shore University Hospital
High performing in Gastroenterology & GI Surgery

Long Island Jewish Medical Center
High performing in Gastroenterology & GI Surgery

St. Francis Hospital
Ranked #15 in Gastroenterology & GI Surgery

St. James Mercy Health System

Education & Medical Training

North Shore-Long Island Jewish Health System
Residency, Internal Medicine, 1978–1981

North Shore-Long Island Jewish Health System
Residency, Internal Medicine, 1983–1984

North Shore-Long Island Jewish Health System
Fellowship, Gastroenterology, 1981–1983

New York University School of Medicine
Class of 1978

Certifications & Licensure

American Board of Internal Medicine
Certified in Gastroenterology

American Board of Internal Medicine
Certified in Internal Medicine

NY State Medical License
Active through 2016

Publications & Presentations

Borreliacidal activity of early Lyme disease sera against complement-resistant Borrelia afzelii FEM1 wild-type and an OspC-lacking FEM1 variant.
Kraiczy, P., Hunfeld, K. P., Peters, S., Würzner, R., Ackert, G., Wilske, B., Brade, V.

Recommendations for the safe, effective use of ethylene oxide by health care facilities.
Ackert, G. A.

Prevention of experimental duodenal ulcer in the rat by sucralfate.
Smolow, C. R., Bank, S., Ackert, G., Anfang, C., Kranz, V.

See all 4 publications

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