Lionel Bihdan Ivashkiv MD (He/Him)
Professor, Medicine, Weill Cornell Medical College
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535 E 70th StHospital For Special SurgeryNew York, NY 10021
Phone+1 212-606-1171
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Education & Training
Mass General Brigham/Brigham and Women's HospitalFellowship, Rheumatology, 1988 - 1991
NYU Grossman School of MedicineResidency, Internal Medicine, 1984 - 1987
Harvard Medical SchoolClass of 1984
Certifications & Licensure
NY State Medical License 1985 - 2026
American Board of Internal Medicine Internal Medicine
Awards, Honors, & Recognition
- Elected Member, American Association of Physicians AAP, 2015
- Elected Member The American Society for Clinical Investigation, 2001
- Fellow (FACR) American College of Rheumatology
Publications & Presentations
PubMed
- Langerhans cell control of early-life dermal lymphatic development shapes adult immunity.Ji Hyun Sim, Richard Bell, Yurii Chinenov, Zhonghui Feng, Jinyeon Shin
Science Immunology. 2026-06-26 - GREM1 acts in leptin receptor-expressing skeletal cells to mediate peri-implant fibrosis.Vincentius Jeremy Suhardi, Anastasia Oktarina, Yingzhen Niu, Andrew L Thomson, Jϋrgen Alphonsus
Nature Communications. 2026-03-23 - Effects of Type I Interferon Signaling and JAK Kinase Inhibition in a Mouse ACL Reconstruction Model.Wataru Morita, Yuki Suzuki, Kyung-Hyun Park-Min, Scott A Rodeo, Lionel B Ivashkiv
Journal of Orthopaedic Research. 2026-01-01
Journal Articles
- Methods for High-Dimensonal Analysis of Cells Dissociated from Cyropreserved Synovial TissuePaul J Utz, William H Robinson, Ellen M Gravallese, Soumya Raychaudhuri, Alessandra B Pernis, Susan M Goodman, Michael B Brenner, Lionel B Ivashkiv, Brendan F Boyce, P..., BioMed Central
- IFNγ: Signalling, Epigenetics and Roles in Immunity, Metabolism, Disease and Cancer ImmunotherapyLionel Ivashkiv, MD, Nature
Press Mentions
Machine Learning Helps Identify Rheumatoid Arthritis SubtypesAugust 29th, 2024- Hospital for Special Surgery Research Institute Scientists Discover Novel Mechanism Leading to Inflammatory Cytokine StormSeptember 13th, 2022
Top Earners at Hospital for Special Surgery and Interfaith Medical CenterMay 12th, 2020
Grant Support
- Negative Regulation of OsteoclastogenesisHOSPITAL FOR SPECIAL SURGERY2024–2029
- Activation of Macrophages in Human Autoimmune DiseasesHOSPITAL FOR SPECIAL SURGERY2000–2029
- Cytokine Balance in Rheumatoid ArthritisHOSPITAL FOR SPECIAL SURGERY2004–2027
- Cytokine regulation of RA synoviocyte phenotypeHOSPITAL FOR SPECIAL SURGERY1999–2026
- Inhibition of STAT3 and inflammatory cytokine productionHOSPITAL FOR SPECIAL SURGERY1999–2026
Professional Memberships
- Fellow
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