Radia Executive and Leadership Team

June, 2026

Leadership Overview

Radia has 6 executives leading key functions including strategy, finance, information technology, medical operations, and market development.

Driven by a commitment to patient-centered care, Radia delivers high-quality healthcare through collaborative partnerships, innovative technology, and customized service solutions, significantly impacting the communities it serves.

Leadership Roles at Radia

  • President & Chief Executive Officer - John Little
  • President & Chief Executive Officer - Bart Keogh
  • Chief Financial Officer - Chris Pladsen
  • President - Lloyd Stambaugh
  • Chief Information Officer - David Revell
  • Chief Medical Officer - Oliver Ochs
  • John Little - President & Chief Executive Officer

    John Little, the President & Chief Executive Officer at Radia, directs the overarching strategy and operational execution for one of the nation's largest radiology groups. Overseeing more than 100 board-certified radiologists, John Little ensures comprehensive on-site coverage and expert interpretations for over 30 hospital and specialty clinic partners. This leadership role involves driving Radia's mission to deliver the highest quality patient-centered healthcare, leveraging innovative technology and customized service solutions. The President & Chief Executive Officer's focus extends to the strategic growth and operational efficiency of the group's two outpatient imaging centers in western Washington, ensuring high-quality imaging services are accessible at reasonable prices. John Little's direction solidifies Radia's position as a collaborative partner within patient care teams, working closely with referring providers and patients to inform care decisions and enhance overall patient outcomes.

    Bart Keogh - President & Chief Executive Officer

    Bart Keogh, the President & Chief Executive Officer at Radia, spearheads the strategic vision and comprehensive operational management of the organization. Guiding a team of over 100 specialized radiologists, Bart Keogh ensures the delivery of expert diagnostic services across more than 30 hospital and specialty clinic partnerships, providing critical on-site radiology coverage. This executive leadership is pivotal in advancing Radia's commitment to patient-centered healthcare, integrating collaborative partnerships and innovative technologies to meet diverse community needs. The President & Chief Executive Officer's responsibilities encompass the strategic oversight of Radia's two outpatient imaging centers in western Washington, focusing on delivering high-quality imaging at accessible price points. Through Bart Keogh's leadership, Radia reinforces its role as an integral part of the patient care team, fostering informed decision-making through close collaboration with referring providers and patients.

    Chris Pladsen - Chief Financial Officer

    Chris Pladsen, the Chief Financial Officer at Radia, directs the financial strategy and fiscal management for the organization's extensive operations. Overseeing all financial planning, budgeting, and reporting, Chris Pladsen ensures the economic viability and sustainable growth of Radia's services, which include on-site coverage for over 30 hospital and specialty clinic partners. This executive function is crucial for maintaining the high quality of patient-centered healthcare and supporting the operational costs of more than 100 specialized radiologists. The Chief Financial Officer's responsibilities extend to the financial oversight of Radia's two outpatient imaging centers in western Washington, ensuring competitive pricing while upholding service excellence. By managing financial resources effectively, Chris Pladsen supports Radia's mission to deliver innovative technology and customized service solutions, reinforcing the group's status as a leading radiology provider.

    Lloyd Stambaugh - President

    Lloyd Stambaugh, the President at Radia, drives strategic initiatives and operational excellence across the organization's diverse service lines. Overseeing key aspects of Radia's business development and market presence, Lloyd Stambaugh ensures the effective delivery of diagnostic radiology services to over 30 hospital and specialty clinic partners. This leadership position is vital in advancing Radia's commitment to patient-centered healthcare, fostering collaborative relationships with referring providers and patients. The President's responsibilities include the strategic management of Radia's two outpatient imaging centers in western Washington, focusing on providing high-quality imaging at accessible price points. Through Lloyd Stambaugh's leadership, Radia continues to integrate innovative technology and customized service solutions, reinforcing its role as a progressive and collaborative force in the health services sector.

    David Revell - Chief Information Officer

    David Revell, the Chief Information Officer at Radia, architects and executes the technology strategy that underpins the group's advanced diagnostic services. Overseeing all information systems, David Revell ensures the seamless integration of innovative technologies across Radia's operations, supporting over 100 radiologists and more than 30 partner facilities. This role is critical in enhancing the efficiency and effectiveness of radiology coverage and interpretations, directly contributing to the delivery of high-quality, patient-centered healthcare. The Chief Information Officer's purview includes managing the IT infrastructure for Radia's two outpatient imaging centers in western Washington, ensuring robust data management and secure patient access to imaging services. By driving technological advancements, David Revell enables Radia to provide customized service solutions and maintain its position as a progressive leader in the health services sector.
    David Revell

    Oliver Ochs - Chief Medical Officer

    Oliver Ochs, the Chief Medical Officer at Radia, provides critical clinical leadership and medical oversight for the group's extensive network of radiologists and healthcare partners. Guiding the medical practice standards for over 100 board-certified radiologists, Oliver Ochs ensures the highest quality of diagnostic interpretations and patient care across more than 30 hospital and specialty clinic locations. This role is fundamental to upholding Radia's mission of delivering patient-centered healthcare through collaborative partnerships and innovative technology. The Chief Medical Officer's focus includes ensuring clinical excellence at Radia's two outpatient imaging centers in western Washington, guaranteeing patients receive high-quality imaging services. By championing best practices and fostering a collaborative environment, Oliver Ochs directly contributes to Radia's reputation for providing customized service solutions and integrating radiologists as essential members of patient care teams.

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    Frequently Asked Questions Regarding Radia Top Executives and Leadership Team

    Who leads Radia?
    Radia is led by John Little (President & Chief Executive Officer), along with executives such as Bart Keogh (President & Chief Executive Officer) and Chris Pladsen (Chief Financial Officer).
    Who is part of Radia’s executive team?
    The executive team of Radia includes leaders such as John Little (President & Chief Executive Officer), Bart Keogh (President & Chief Executive Officer), Chris Pladsen (Chief Financial Officer) and other senior executives.
    How many executives does Radia have?
    Radia has 6 executives leading key business areas.
    What roles are included in Radia’s leadership team?
    The leadership team of Radia includes roles such as President & Chief Executive Officer, President & Chief Executive Officer, Chief Financial Officer, President, Chief Information Officer.