Instituto IOU Executive and Leadership Team

July, 2026

Leadership Overview

Instituto IOU has 4 executives leading key functions including revenue generation, and institutional leadership.

Driven by a commitment to advancing healthcare, Instituto IOU transforms community lives through specialized, high-complexity care in otorhinolaryngology and head and neck cancer, fostering excellence in medical practice, research, and training.

Leadership Roles at Instituto IOU

  • Chief Revenue Officer, Orthodontist Facial Orthopedics (CRM 37866 ) - Welson Vieira
  • Chief Revenue Officer, Orthodontist (CRM 93993 ) - Dra. Haddad-Vieira
  • Chief Revenue Officer, Pharyngology & Stomatology (CRM 56202 ) - Dra. Rio
  • Presidente Do Instituto De Otorrinolaringologia and Cirurgia De Cabeça E Pescoço - Iou - Agricio Crespo
  • Welson Vieira - Chief Revenue Officer, Orthodontist Facial Orthopedics (CRM 37866 )

    Welson Vieira, the Chief Revenue Officer, Orthodontist Facial Orthopedics (CRM 37866 ), drives revenue generation strategies for Instituto IOU. Vieira oversees the financial health and growth initiatives, ensuring alignment with the institute's mission of connecting science with health. This leadership position involves optimizing revenue streams from specialized high-complexity care in otorhinolaryngology and head and neck cancer. Vieira's focus extends to enhancing the multidisciplinary treatment offerings for various disorders, directly impacting the institute's ability to provide state-of-the-art medical care. By managing key financial operations, Welson Vieira supports the institute's objective to be a leading institution in Brazil, recognized for its specialized reference centers and integration of public-private actions. The role demands a deep understanding of healthcare economics and strategic financial planning to sustain and expand the institute's reach and impact within the community.

    Dra. Haddad-Vieira - Chief Revenue Officer, Orthodontist (CRM 93993 )

    Dra. Haddad-Vieira, the Chief Revenue Officer, Orthodontist (CRM 93993 ), spearheads revenue enhancement initiatives at Instituto IOU. Haddad-Vieira's responsibilities encompass the strategic financial planning and execution necessary to support the institute's dedication to transforming community lives through innovative treatments. This role is critical in maximizing the financial viability of specialized high-complexity care in otorhinolaryngology, head and neck cancer, and the multidisciplinary treatment of diverse disorders. By focusing on revenue optimization, Dra. Haddad-Vieira contributes directly to the institute's commitment to excellence in medical care, research, and training. The leadership ensures that financial resources are effectively allocated to maintain state-of-the-art equipment and support the multidisciplinary team. Through astute financial management, Haddad-Vieira bolsters Instituto IOU's ambition to achieve recognition as a leading Brazilian institution, integrating public and private sector collaborations.

    Dra. Rio - Chief Revenue Officer, Pharyngology & Stomatology (CRM 56202 )

    Dra. Rio, the Chief Revenue Officer, Pharyngology & Stomatology (CRM 56202 ), directs the financial strategies essential for Instituto IOU's growth and operational excellence. Rio's leadership ensures that the institute's specialized high-complexity care in otorhinolaryngology, head and neck cancer, and multidisciplinary treatment programs generate sustainable revenue. This critical function supports the institute's overarching mission to connect science with health and positively transform community lives. Dra. Rio's oversight includes optimizing financial performance across all service lines, thereby reinforcing the commitment to excellence in medical care, research, and training. The role is pivotal in securing the resources needed for state-of-the-art equipment and the continued development of the multidisciplinary team. By driving financial efficiency, Dra. Rio advances Instituto IOU's objective to stand as a premier institution in Brazil, known for its specialized reference centers and effective public-private partnerships.

    Agricio Crespo - Presidente Do Instituto De Otorrinolaringologia and Cirurgia De Cabeça E Pescoço - Iou

    Agricio Crespo, the Presidente Do Instituto De Otorrinolaringologia and Cirurgia De Cabeça E Pescoço - Iou, provides overarching leadership for the institute's strategic direction and operational framework. Crespo guides the institution's dedication to connecting science with health, aiming to transform community lives through innovative treatments. This leadership role encompasses the strategic oversight of specialized high-complexity care in otorhinolaryngology, head and neck cancer, and the comprehensive multidisciplinary treatment of various disorders. Agricio Crespo champions the institute's commitment to excellence in medical care, research, and training, ensuring the multidisciplinary team and state-of-the-art equipment effectively serve the institute's goals. Under Crespo's direction, IOU pursues its ambition to be a leading institution in Brazil, recognized for its specialized reference centers and the successful integration of public-private actions. The presidency involves fostering a culture of innovation and continuous improvement across all facets of the institute's operations.

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    Frequently Asked Questions Regarding Instituto IOU Top Executives and Leadership Team

    Who leads Instituto IOU?
    Instituto IOU is led by Welson Vieira (Chief Revenue Officer, Orthodontist Facial Orthopedics (CRM 37866 )), along with executives such as Dra. Haddad-Vieira (Chief Revenue Officer, Orthodontist (CRM 93993 )) and Dra. Rio (Chief Revenue Officer, Pharyngology & Stomatology (CRM 56202 )).
    Who is part of Instituto IOU’s executive team?
    The executive team of Instituto IOU includes leaders such as Welson Vieira (Chief Revenue Officer, Orthodontist Facial Orthopedics (CRM 37866 )), Dra. Haddad-Vieira (Chief Revenue Officer, Orthodontist (CRM 93993 )), Dra. Rio (Chief Revenue Officer, Pharyngology & Stomatology (CRM 56202 )) and other senior executives.
    How many executives does Instituto IOU have?
    Instituto IOU has 4 executives leading key business areas.
    What roles are included in Instituto IOU’s leadership team?
    The leadership team of Instituto IOU includes roles such as Chief Revenue Officer, Orthodontist Facial Orthopedics (CRM 37866 ), Chief Revenue Officer, Orthodontist (CRM 93993 ), Chief Revenue Officer, Pharyngology & Stomatology (CRM 56202 ), Presidente Do Instituto De Otorrinolaringologia and Cirurgia De Cabeça E Pescoço - Iou.