Perhimpunan Ahli Penyakit Dalam Propinsi DKI Jaya (PAPDI Jaya)
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Pengurus Besar Perhimpunan Alergi Imunologi Indonesia (PB Peralmuni)
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Asia Pacific Association of Allergology-Clinical Immunology (APAACI, sekarang APAAACI)
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Indonesian Soc. Allergy-Immunology for International Relation
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Advisory Committee Member ARIA (Allergic Rhinitis and its Impact on Asthma)
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ISAAC (International Study on Allergy and Asthma in Childhood) Collaborator for Indonesia
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Fellow Emeritus American Academy of Allergology and Clinical Immunology (FAAAAI)
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European Academy of Allergology and Clinical Immunology (EAACI)
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American College of Allergy and Immunology (ACAI)
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Ikatan Dokter Indonesia (IDI)
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Perhimpunan Ahli Penyakit Dalam (PAPDI – FINASIM)
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