Joyce Elaine Yu, MD

Joel Brooks, D.O., M.P.H., is an Assistant Professor of Pediatrics in the Vagelos College of Physicians and Surgeons of Columbia University and Assisting Attending Pediatrician at the New York-Presbyterian Morgan Stanley Children’s Hospital in the Division of Allergy, Immunology, and Rheumatology. Dr. Brooks completed medical school at the Chicago College of Osteopathic Medicine, Internal Medicine Residency and Chief Residency at UPMC Lititz Hospital, and Allergy and Immunology Fellowship at the Yale School of Medicine. During fellowship, he completed a Masters of Public Health with a focus on global health and social and behavioral sciences at the Yale School of Public Health. In addition, he completed the Fellows as Medical Educators certificate program at the Yale School of Medicine. Dr. Brooks joined the faculty at Children’s National Hospital in Washington, DC where he served as a staff allergist and Assistant Professor of Pediatrics at the George Washington University School of Medicine and Health Sciences. Dr. Brooks was the Site Director of the National Institute of Allergy and Infectious Diseases Allergy and Immunology Fellowship. His areas of clinical and research interests include food allergies, drug allergies, angioedema, and immunizations. He has presented his work at national and international meetings as well as published in scientific journals. Dr. Brooks is also very engaged in medical education and serves on multiple committees for the American Academy of Allergy, Asthma, and Immunology.

Dr. Ramsay Fuleihan is the clinical director of the Division of Pediatric Allergy, Immunology and Rheumatology and a professor of pediatrics at Columbia. Throughout his career his main research interest has been the pathogenesis and treatment of primary immunodeficiency diseases. Dr. Fuleihan was formerly chief of the division of allergy and immunology at Sidra Medical and Research Center in Qatar, and Director of Primary Immunodeficiency Clinical Services and the Jeffrey Modell Diagnostic and Research Center for Primary Immunodeficiencies at Ann & Robert H Lurie Children’s Hospital of Chicago. Dr. Fuleihan earned his medical degree from the American University of Beirut in Lebanon, completed his pediatric residency at Duke University Medical Center, and fellowship in allergy and immunology at the Children’s Hospital-Boston at Harvard Medical School. Dr. Fuleihan is a member of the Board of Directors of the American Board of Allergy and Immunology. He is an active fellow of the American Academy of Allergy Asthma and Immunology, where he served as Chair of the Primary Immunodeficiency Committee; a member of the Clinical Immunology Society, where he served as chair of the CME committee; a member of the European Society for Immunodeficiencies; and a member of the Society for Pediatric Research. He serves on the Medical Advisory Committee of the Immune Deficiency Foundation and on the Board of Directors of Bounce Children’s Foundation.

Dr. Rafael A. Guilln is an internist in the Bronx, in New York City. As the physician at R. Guilln MD PC, Dr. Guilln offers a wide range of care including allergy care, help with obesity, hepatitis care, diabetes care, cholesterol management, high blood pressure treatment, asthma treatment, and arthritis treatment. R. Guillen MD PC is a Patient-Centered Medical Home, recognized by the National Committee for Quality Assurance for providing coordinated, advanced primary care, ensuring that patients are put in the forefront of their care, and a commitment made for continuous quality improvement. Dr. Guilln offers comprehensive health care for adults in the Bronx area. Hes bilingual in English and Spanish and has also carefully chosen a multi-lingual staff for the convenience of his patients.Dr. Guilln attended the University Eugenio Maria de Hostos School of Medicine in the Dominican Republic. He completed his residency in Internal Medicine at the Bronx-Lebanon Hospital Center in the Bronx, New York. Dr. Guilln is a Certified Diplomate of the American Board of Internal Medicine. He is an active member of numerous medical organizations, including the American Medical Association, the American College of Physicians, and the Dominican College of Physicians.Dr. Guilln and his team look forward to seeing new patients and established patients alike. Contact the office anytime to arrange an appointment.