
Nicholas Chiorazzi MD
Professor of Medicine and of Molecular Medicine, Zucker School of Medicine at Hofstra/Northwell. Kanti R Rai Professor in Oncology Research
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350 Community DriveManhasset, NY 11030
Phone+1 516-562-1090
Fax+1 516-562-1011
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Education & Training
New York Presbyterian Hospital (Cornell Campus)Fellowship, Allergy and Immunology, 1983 - 1986
New York Presbyterian Hospital (Cornell Campus)Residency, Internal Medicine, 1973 - 1974
Zucker School of Medicine at Hofstra/NorthwellResidency, Internal Medicine, 1970 - 1973
Georgetown University School of MedicineClass of 1970
College of the Holy CrossA.B., 1962 - 1966
Certifications & Licensure
NY State Medical License 1971 - 2026
NJ State Medical License 1974 - 2025
American Board of Internal Medicine Internal Medicine
American Board of Internal Medicine Diagnostic Laboratory Immunology
Awards, Honors, & Recognition
- Fellow American College of Physicians, 2005
- Recipient, Binet-Rai Medal for Excellence in Chronic Lymphocytic Leukemia Research International Workshop on Chronic Lymphocytic Leukemia, 2003
- Member American Association of Physicians, 2000
Clinical Trials
- Human Blood Cell Disorders Tissue Bank Start of enrollment: 2009 Apr 01
- B Cell Repertoires in Chronic Lymphocytic Leukemia and Aging Start of enrollment: 1998 Jul 01
- B-type Chronic Lymphocytic Leukemia (B-CLL) Subgroups: Maturation Stage and Gene Expression Start of enrollment: 1999 Dec 01
Publications & Presentations
PubMed
- IGLV3-21-directed bispecific antibodies activate T cells and promote killing in a high-risk subset of chronic lymphocytic leukemia.Claudia Fischer, Shih-Shih Chen, Johanna Nimmerfroh, Anne Eugster, Simon Stücheli
Haematologica. 2025-09-11 - Chronic lymphocytic leukemia often arises by a multiclonal selection process.Davide Bagnara, Andrea N Mazzarello, Niccolò Cardente, Stefano Vergani, Siddha Kasar
Haematologica. 2025-08-01 - CLL crosstalk with naïve T cells enhances the differentiation of IL-22-producing T cells and CLL -cell survival.Gerardo Ferrer, Florencia Palacios, Pui Yan Chiu, Kelly Wong, Alberto Bueno-Costa
Leukemia. 2025-02-01
Journal Articles
- miRNAs Involvement in the Pathogenesis of Richter’s SyndromeNicholas Chiorazzi, Alessandra Ferrajoli, Haematologica
- BTK inhibition results in impaired CXCR4 chemokine receptor surface expression, signaling and function in chronic lymphocytic leukemiaChen S-S, Chang BY, Chang S, Tong T, Ham S, Sherry BA, Burger JA, Rai KR, Leukemia, 1/1/2016
- Recurrent RPS15 mutations in chronic lymphocytic leukemia: a novel biomarker of clinical aggressivenessLjungström V, Cortese D, Young E, Pandzic T, Mansouri L, Plevova K, Ntoufa S, Baliakas P, Clifford, Sutton L-A, Blakemore S, Stavroyianni N, Agathangelidis A, Rossi D,..., Blood, 1/1/2016
Books/Book Chapters
Abstracts/Posters
- Deciphering the CXCL9-CXCL10-CXCL11/CXCR3 Axis in CLL-like Monoclonal B-Cell Lymphocytosis and Chronic Lymphocytic Leukemia: A New Target for Immune Activation?Nicholas Chiorazzi, 61st Annual American Society of Hematology Meeting, Orlando, FL, 12/8/2019
- Gene Expression and Cytokine Analyses Identify Markers of Progression from CLL-like Monoclonal B-Cell Lymphocytosis to Chronic Lymphocytic LeukemiaNicholas Chiorazzi, 61st Annual American Society of Hematology Meeting, Orlando, FL, 12/8/2019
- CLL B Cells Develop Resistance to Ibrutinib By Reinvigorating the IL-4R - IL-4 Axis Blocked By BrutonÍs Tyrosine Kinase Inhibitors Including Acalabrutinib and Zanubrut...Nicholas Chiorazzi, 61st Annual American Society of Hematology Meeting, Orlando, FL, 12/8/2019
Lectures
- CLL Intraclonal Fractions Defined By Time Since Cell Birth/Division Promote a Leukemia-Supportive, Immune-Tolerant Microenvironment By Distinct Mechanisms2018 ASH Annual Meeting - San Diego, CA - 12/1/2018
- Ibrutinib Treatment Reduces Myeloid Derived Suppressor Cell Numbers and Function in Chronic Lymphocytic Leukemia2018 ASH Annual Meeting - San Diego, CA - 12/1/2018
- Musashi 2 Is Overexpressed in Poor Outcome CLL Patients and Their Proliferative Fraction and Silencing This Gene Induces Apoptosis and Increases Cell Adhesion and Move...2018 ASH Annual Meeting - San Diego, CA - 12/1/2018
Press Mentions
Association of American Physicians Inducts Two Feinstein Institute ResearchersApril 9th, 2019
CLL in the Era of Targeted TherapiesDecember 12th, 2017
The International Workshop on Chronic Lymphocytic Leukemia (iwCLL) Announces Call for Abstracts for Upcoming Biennial Meeting, May 12-15, 2017November 22nd, 2016
Grant Support
- Th17 generation, action and therapeutic relevance in chronic lymphocytic leukemiaFEINSTEIN INSTITUTE FOR MEDICAL RESEARCH2019–2025
Professional Memberships
- Fellow
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