Each member of the US Radiology team brings skills and experience critical to our collective success. We’re here as resources for our partners, offering business leadership, financial expertise and operational support.

US Radiology Executive Team

  • John Perkins

    John Perkins

    Chief Executive Officer
  • Chris Core

    Chris Core

    Chief Commercial Officer
  • Photo of Kurt Janavitz

    Kurt Janavitz

    Executive Vice President,
    Managed Care
  • Gerry Lewis

    Gerry Lewis

    Chief Information Officer
  • Wood Lovell

    Wood Lovell

    President, Joint Ventures
    & Chief Businesss Officer
  • Ken McNish

    Ken McNish

    Executive Vice President,
    Strategic Initiatives
  • Peter McPhee

    Peter McPhee

    Chief Financial Officer
  • Wayne Orvis

    Wayne Orvis

    Chief Operating Officer
  • Robert O’Sullivan

    Robert O’Sullivan

    Chief Development Officer
  • Julie Szeker

    Julie Szeker

    General Counsel
  • Paul Taheri

    Paul Taheri, M.D.

    Chief Clinical Officer

US Radiology National Leadership Team

  • Rich Adams

    Rich Adams

    Vice President,
    Clinical Applications
  • Dan Balentine

    Dan Balentine

    Group President,
    Outpatient Imaging Services
  • Rian Balfour

    Rian Balfour

    Deputy General Counsel
  • Jennifer Bibles

    Jennifer Bibles

    Group President,
    Outpatient Imaging Services
  • Michael Cross

    Michael Cross

    Senior Vice President,
  • John Devlin

    John Devlin

    CFO, Physician Practices
    and Senior Vice President, Finance
  • Ben Dunford

    Ben Dunford

    Practice CEO,
    Diversified Radiology
  • Maviea Easter

    Maviea Easter

    Vice President,
    Imaging Services
  • Lori Gottlieb

    Lori Gottlieb

    Senior Vice President,
    Managed Care
  • Rick Grodin

    Rick Grodin

    Group President,
    South Jersey Radiology Associates & Larchmont Imaging Associates
  • Barry Jenkins

    Barry Jenkins

    CFO, Outpatient Imaging Services
  • Ronni Kleypas

    Ronni Kleypas

    Chief Integration Officer
  • Photo of Brian Krovic

    Brian Krovic

    Senior Vice President,
    Corporate Finance
  • Jill Lewandowski

    Jill Lewandowski

    Senior Vice President,
    Human Resources
  • Lynn McGivern

    Lynn McGivern

    Chief Compliance Officer
  • Lindsay Muns

    Lindsay Muns

    President, US Radiology Connexia
  • Enda Murphy

    Enda Murphy

    Chief Technology Officer
  • Johanna Padilla

    Johanna Padilla

    Senior Vice President,
  • Ryan Popp

    Ryan Popp

    Senior Vice President,
    Business Development
  • Chris Robertson

    Chris Robertson

    Chief Revenue Officer
  • Logan Ward

    Logan Ward

    Group President,
    Charlotte Radiology & Radiology Ltd.
  • John Winstel

    John Winstel

    Chief Accounting Officer
  • Fiona Zhu

    Fiona Zhu

    Senior Vice President,
    Physician Relations



Since 1979, Welsh, Carson, Anderson & Stowe (WCAS) has been partnering with top management teams to build leading healthcare and technology companies. Their long track record of driving growth for physician practices across a range of specialties and total capital raised of $22 billion across 16 partnerships makes WCAS uniquely positioned to maximize the value of practices within US Radiology.

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US Radiology is building the nation's premier radiology partnership. If your organization shares our values, let's connect.

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