2024 Faculty Puerto Rico

Masterclasses in Dermatology is proud to host experts in gastroenterology, rheumatology, dermatology, surgery, and ophthalmology from all over the country.


Alice Gottlieb, MD, PhD

Clinical Professor, Mount Sinai Beth Israel Mount Sinai Morningside and Mount Sinai West Mount Sinai Brooklyn Mount Sinai Queens The Mount Sinai Hospital

Joseph F.  Merola, MD, MMSc

Vice Chair, Clinical Trials and Innovation, Department of Dermatology
Director, Clinical Unit for Research Innovation and Trials (CUReIT)
Director, Center for Skin and Related Musculoskeletal Diseases
Associate Program Director, Harvard Combined Internal Medicine-Dermatology Residency Training Program
Associate Professor, Harvard Medical School

Daniel Siegel, MD

Clinical Professor, SUNY Downstate Health Sciences University

Diplomate of the American Board of Dermatology and the American Board of Laser Surgery, Fellow of the American Society for Dermatologic Surgery, the American Academy of Dermatology, the American College of Mohs Surgery (ACMS), and the American Society for Mohs Surgery, Board member of the International League of Dermatological Societies, Board of Directors of the International Society of Dermatology.


Susan Burgin, MD

Valerie Callender, MD

Professor of Dermatology, Howard University College of Medicine
President, American Dermatological Association
Medical Director, Callender Dermatology & Cosmetic Center
Founder & Principal Investigator, Callender Center for Clinical Research

Katherine Economy, MD

Brigham and Women’s Hospital

Scott Elman, MD
Dual board-certified dermatologist and internist

Assistant Professor
Assistant Director of Inpatient Dermatology Services, University of Miami Hospital and Clinics
Director of Outpatient Dermatology Services, Jackson Memorial Hospital
Dr. Phillip Frost Department of Dermatology and Cutaneous Surgery
University of Miami Miller School of Medicine

David E. Fisher, MD, PhD

Joel Gelfand, MD

Vice Chair of Clinical Research and Medical Director, Dermatology Clinical Studies Unit
Director, Psoriasis and Phototherapy Treatment Center
James J. Leyden, M.D. Endowed Professor in Clinical Investigation
Professor of Epidemiology in Biostatistics and Epidemiology

Brad Glick, DO, MPH

Residency Program Director, Larkin Palm Springs Hospital

Mark Kaufmann, MD

President-Elect, American Academy of Dermatology
Chief Medical Officer, Advanced Dermatology and Cosmetic Surgery
Associate Clinical Professor
Dept of Dermatology
Icahn School of Medicine at Mount Sinai

Daniela Kroshinsky, MD

James Krueger, MD

D. Martin Carter Professor in Clinical InvestigationThe Rockefeller Univerity
Co- Director, Center for Clinical and Translational Science
Senior Attending Physician
The Rockefeller University

Peter Lio, MD

Clinical Assistant Professor of Dermatology and Pediatrics, Northwestern University Feinberg School of Medicine

Dennis Orgill, MD, PhD
Plastic Surgery

Medical Director, BWH Wound Care Center
Professor, Harvard Medical School

Marina Peredo, MD

David Rosmarin, MD

Dr. Hugh A. Sampson

Ryan Stidham, MD

Assistant Professor of Medicine, University of Michigan

Susan C. Taylor, MD

Bernett L. Johnson Endowed Professor of Dermatology
Vice Chair for Diversity, Equity and Inclusion
Department of Dermatology
Perelman School of Medicine University of Pennsylvania

Gil Yosipovitch, MD

Dr Phillip Frost Department of Dermatology
Miller School of Medicine University of Miami