Sebastian H Unizony MD

Rheumatoid Arthritis & Related, Vasculitis

Co-Director, Massachusetts General Hospital Vasculitis and Glomerulonephritis Center - Assistant Professor of Medicine, Harvard Medical School

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55 Fruit StRheumatology Department, Bulfinch 165Boston, MA 02114
Phone+1 617-726-2000
Fax+1 617-726-2872

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Education & Training

Mass General Brigham/Massachusetts General HospitalFellowship, Rheumatology, 2009 - 2011
Icahn School of Medicine at Mount Sinai/Morningside/WestResidency, Internal Medicine, 2006 - 2009
Universidad Nacional de La Plata Faculty of MedicineClass of 2002

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Certifications & Licensure

MA State Medical License 2011 - 2027
NH State Medical License 2021 - 2023
American Board of Internal Medicine Rheumatology

Awards, Honors, & Recognition

CMS Meaningful Use Stage 2 Certification EpicCare Ambulatory 2014 Certified EHR Suite, Epic Systems Corporation, 2014-2017
CMS Meaningful Use Stage 2 Certification Longitudinal Medical Record, Partners Healthcare System, 2014-2017
CMS Meaningful Use Stage 2 Certification OpTime Surgical 2014 Certified Module, Epic Systems Corporation, 2014-2017

Clinical Trials

Ustekinumab for the Treatment of Giant Cell Arteritis Start of enrollment: 2016 Dec 01
TERMINATED
PHASE1, PHASE2

Publications & Presentations

PubMed

Relapses in giant cell arteritis: challenges after discontinuation of targeted therapies.
Marco Alba, Gary Reynolds, Maxime Samson, Sebastian Unizony
Expert Opinion on Biological Therapy. 2026-05-01
6 citations
Understanding the immunopathophysiology of polymyalgia rheumatica: implications for treatment.
Ernest H Choy, Sebastian H Unizony, Alvin F Wells, Bhaskar Dasgupta, Frank Buttgereit
Annals of the Rheumatic Diseases. 2026-01-01
5 citations
Management of Relapses in Giant Cell Arteritis.
Marco A Alba, Sebastian Unizony, Kenneth J Warrington, Giuseppe Murgia, Sergio Prieto-González
Arthritis & Rheumatology. 2025-06-01

Press Mentions

New Drugs, Treatment Strategies Aim to Lessen Rheumatic Diseases’ Reliance on SteroidsJuly 25th, 2024
PET/CT Can Catch Cranial Giant Cell Arteritis Missed by Doppler UltrasoundFebruary 25th, 2026