Instituto IOU Executive and Leadership Team

July, 2026

Leadership Overview

Instituto IOU has 4 executives leading key functions including revenue generation, pharyngology, stomatology, orthodontics, and facial orthopedics.

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

Leadership Roles at Instituto IOU

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

    Dra. Rio, the Chief Revenue Officer, Pharyngology & Stomatology (CRM 56202 ) at Instituto IOU, directs revenue generation strategies for specialized pharyngology and stomatology services. Overseeing critical patient pathways, the Chief Revenue Officer ensures the financial viability of high-complexity treatments offered by the institute. This leadership function involves optimizing patient flow and resource allocation within these specific medical domains. By aligning clinical operations with financial objectives, Dra. Rio drives the institute's mission to connect science with health. The focus remains on enhancing the delivery of care for disorders within pharyngology and stomatology, directly supporting the institute's goal of transforming community lives through innovative treatments. This role is central to maintaining the institute's position as a leader in specialized medical care and research.

    Welson Vieira - Chief Revenue Officer, Orthodontist Facial Orthopedics (CRM 37866 )

    Welson Vieira, the Chief Revenue Officer, Orthodontist Facial Orthopedics (CRM 37866 ) at Instituto IOU, spearheads revenue growth initiatives for the orthodontics and facial orthopedics divisions. This executive manages the financial performance of specialized treatments, ensuring alignment with the institute's broader objectives of scientific advancement and community impact. Overseeing the integration of clinical services and financial planning, Welson Vieira drives operational efficiency and revenue optimization. The role involves strategic oversight of patient acquisition and retention within these specialized fields. By focusing on the financial health of the orthodontics and facial orthopedics departments, Welson Vieira contributes significantly to the institute's capacity for research and training. This leadership ensures the continued provision of state-of-the-art equipment and multidisciplinary care, reinforcing Instituto IOU's commitment to excellence.

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

    Dra. Haddad-Vieira, the Chief Revenue Officer, Orthodontist (CRM 93993 ) at Instituto IOU, leads revenue cycle management and financial strategy for the orthodontics department. This executive focuses on maximizing the financial outcomes of orthodontic treatments, supporting the institute's mission to transform lives through specialized care. Overseeing patient financial services and revenue forecasting, Dra. Haddad-Vieira ensures the sustainable operation of orthodontic services. The role involves close collaboration with clinical teams to enhance patient access and satisfaction while maintaining fiscal responsibility. By driving revenue performance in orthodontics, Dra. Haddad-Vieira directly supports Instituto IOU's commitment to excellence in medical care and its ambition to be a leading institution in Brazil. This leadership ensures the effective deployment of resources for advanced treatments and training programs.

    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 at Instituto IOU, directs the overarching strategy and vision for the institute. This leadership role encompasses guiding the organization's commitment to connecting science with health and transforming community lives through innovative treatments. Agricio Crespo oversees the institute's high-complexity care in otorhinolaryngology, head and neck cancer, and multidisciplinary treatment programs. The Presidente Do Instituto De Otorrinolaringologia and Cirurgia De Cabeça E Pescoço - Iou champions excellence in medical care, research, and training, ensuring the effective utilization of a multidisciplinary team and state-of-the-art equipment. This executive drives the institute's ambition to be a leading reference center in Brazil, integrating public-private actions to expand its impact and recognized specialized services.

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    Frequently Asked Questions Regarding Instituto IOU Top Executives and Leadership Team

    Who leads Instituto IOU?
    Instituto IOU is led by Dra. Rio (Chief Revenue Officer, Pharyngology & Stomatology (CRM 56202 )), along with executives such as Welson Vieira (Chief Revenue Officer, Orthodontist Facial Orthopedics (CRM 37866 )) and Dra. Haddad-Vieira (Chief Revenue Officer, Orthodontist (CRM 93993 )).
    Who is part of Instituto IOU’s executive team?
    The executive team of Instituto IOU includes leaders such as Dra. Rio (Chief Revenue Officer, Pharyngology & Stomatology (CRM 56202 )), Welson Vieira (Chief Revenue Officer, Orthodontist Facial Orthopedics (CRM 37866 )), Dra. Haddad-Vieira (Chief Revenue Officer, Orthodontist (CRM 93993 )) 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, Pharyngology & Stomatology (CRM 56202 ), Chief Revenue Officer, Orthodontist Facial Orthopedics (CRM 37866 ), Chief Revenue Officer, Orthodontist (CRM 93993 ), Presidente Do Instituto De Otorrinolaringologia and Cirurgia De Cabeça E Pescoço - Iou.