Dr. Haas is on Doximity
As a Doximity member you'll join over two million verified healthcare professionals in a private, secure network.
- Gain access to free telehealth tools, such as our “call shielding” and one-way patient texting.
- Connect with colleagues in the same hospital or clinic.
- Read the latest clinical news, personalized to your specialty.
Office
2800 Marcus Ave
Suite 201
Lake Success, NY 11042Phone+1 516-622-6076Fax+1 516-622-7075
Education & Training
Johns Hopkins UniversityFellowship, Pediatric Gastroenterology, 2021 - 2024
New York Presbyterian Hospital (Cornell Campus)Residency, Pediatrics, 2018 - 2021
Mayo Clinic College of MedicineClass of 2018, MD
Certifications & Licensure
NY State Medical License 2024 - 2026
MD State Medical License 2021 - 2024- American Board of Pediatrics Pediatrics
Publications & Presentations
PubMed
- Characteristics and Outcomes of Over a Million Patients with Inflammatory Bowel Disease in Seven Countries: Multinational Cohort Study and Open Data Resource.Chen Yanover, Ramit Magen-Rimon, Erica A Voss, Joel Swerdel, Anna Sheahan
Digestive Diseases and Sciences. 2024-12-26 - 4 citationsComparison of two small bowel distending agents for enterography in pediatric small bowel imagingAmy B. Kolbe, Leonard A. Haas, David J. Bartlett, Veena R. Iyer, Kristen B. Thomas
Abdominal Radiology. 2019-10-01 - 19 citationsBiologic Agents Are Associated with Excessive Weight Gain in Children with Inflammatory Bowel DiseaseLeonard A. Haas, Rachel Chevalier, Brittny Major, Felicity Enders, Seema Kumar
Digestive Diseases and Sciences. 2017-09-11
Viewing the full profile is available to verified healthcare professionals only.
Find your profile and take control of your online presence:
