10 Radiology Partners executives
President, Chief Operating Officer, Chief Accounting Officer, Exec VP, Senior Vice President Operations and Practice President are among the current titles held by these Radiology Partners executives. A reader can learn how executives lead Radiology Partners from people who have held the role.
Professionals to explore
Anthony Gabriel
LinkedInExperience: Senior Advisor and Founder · Radiology Partners
Anthony Gabriel is a former President and Chief Operating Officer of Radiology Partners (2022–2024) and a former Chief Operating Officer there (2013–2022), based in Austin, Texas. Anthony Gabriel has been Senior Advisor and Founder at Radiology Partners since January 2024.
Brian Stern
LinkedInExperience: Chief Operating Officer · Radiology Partners
Brian Stern has been Chief Operating Officer at Radiology Partners since January 2022, based in the Los Angeles area. Brian Stern was Chief Executive Officer at West Dermatology from 2021 to 2022, Senior Operations Executive at DaVita Kidney Care from 2015 to 2021 and SVP Operations at Smile Brands Inc. from 2011 to 2015.
Caleb Payne
LinkedInExperience: Senior Vice President Operations · Radiology Partners
Caleb Payne has been Senior Vice President Operations at Radiology Partners since October 2025, based in Tampa, Florida. Caleb Payne was Regional Vice President at Radiology Partners from 2022 to 2025, Vice President there from 2020 to 2022 and Associate Vice President there from 2018 to 2020.
Jody Graham
LinkedInExperience: Senior Vice President · Radiology Partners
Jody Graham has been Senior Vice President at Radiology Partners since May 2021, based in Nashville. Jody Graham was Regional Vice President at Radiology Partners from 2017 to 2021 and Vice President, Ambulatory and Imaging Services at Memorial Hermann Health System from 2012 to 2017.
Jonathan Lerner
LinkedInExperience: Practice President, Empire State Radiology · Radiology Partners
Jonathan Lerner has been Practice President, Empire State Radiology at Radiology Partners since April 2020 and Chairman of Radiology, Mercy Medical Center, at Radiology Partners since April 2020, based in Roslyn, New York. Jonathan Lerner was Director, Musculoskeletal Radiology, Catholic Health-West at Catholic Health from 2014 to 2020.
Matt Peterson
LinkedInExperience: President · Radiology Partners
Matt Peterson has been President at Radiology Partners since July 2026, based in the Philadelphia area. Matt Peterson was Executive Vice President and President, Behavioral Health Division at UHS from 2019 to 2026 and Chief Operating Officer & Senior Vice President at Optum, UnitedHealth Group, from 2016 to 2019.
Nicholas Waddell MD, MBA
LinkedInExperience: ACMO of Operations/Practice President RP Florida · Radiology Partners
Nicholas Waddell has been ACMO of Operations/Practice President RP Florida at Radiology Partners since June 2025 and Practice President, RP Florida there since January 2023. Nicholas Waddell was Chief Medical Officer at Sheridan Radiology Services of West Florida from 2018 to 2021.
Rob Lambourne
LinkedInExperience: Chief Accounting Officer (CAO) · Radiology Partners
Rob Lambourne has been Chief Accounting Officer (CAO) at Radiology Partners since December 2025, based in the Nashville area. Rob Lambourne was Corporate Controller (CAO) at Tractor Supply Company from 2021 to 2025 and VP, Corporate Reporting and Accounting at Darden from 2018 to 2021.
Stephen Kelminson
LinkedInExperience: Exec VP · Radiology Partners
Stephen Kelminson has been Exec VP at Radiology Partners since October 2019, based in Pittsburgh, and the profile headline reads Clinical Operations and Integrations. Stephen Kelminson was on the RP Startup Team at Radiology Partners from 2019 to 2022 and Chairman Dept of Radiology at Jefferson Hospital from 2009 to 2019.
Steven Craig
LinkedInExperience: Practice President, RP SEAL Team · Radiology Partners
Steven Craig has been Practice President, RP SEAL Team at Radiology Partners since August 2024 and Associate Chief Medical Officer for Operations and Integrations there since May 2026, based in Marble Falls, Texas. The profile also lists Steven Craig as Regional Medical Director, Operations and Integrations at Radiology Partners since 2022.
Choose the right perspective
Match the person's function or practice to the decision you face, since a company officer and a practice president see different parts of the business. Check the dates on each person's roles to judge how recent their experience is.
Questions to take into the conversation
- 01What did you focus on first when you took on your current executive role, and why?
- 02How do you decide which issues need your own attention and which your practice leaders should own?
- 03What has your own work taught you about leading a radiology practice business?
Reaching Radiology Partners executives
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About this directory
This is a professional research starting point based on business profile data retrieved on . Titles and companies reflect that source snapshot; roles marked former had ended by then. Check the linked profiles for current details. Inclusion does not imply Instant Expert membership or availability.