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Corewell Health South Leadership

Learn more about the Corewell Health System Leadership Team


Senior Leadership Team

Dr. Hamel

Loren B. Hamel, MD
President, Corewell Health South
Strategic Advisor, Corewell Health

Vice Presidents


Natalie Baggio

Natalie Baggio, RN, BSN
Senior Vice President, Clinical Operations
Chief Nursing Executive, Chief Operating Officer

Froggatt John WEB

John Froggatt, MD
Vice President, Medical Affairs

Image of Melinda Gruber

Melinda Gruber, PhD
Vice President, Medical Group and Rehabilitation Services

Thomas Huyck, JD

Thomas Huyck, JD
Vice President, Deputy General Counsel 

Image of Chris Kuhlmann

Chris Kuhlmann
Vice President, Compliance and Privacy Officer

Heather Lallo

Heather Lallo
Vice President, Finance

Stephanie McNeil, MBA - 150x200

Stephanie Ostrander, MBA
Vice President, Human Resource Business Partner
Physician and Advance Practice Provider Recruitment

Rob Nolan, DO - LTS

Rob Nolan, DO
Vice President, Quality, Safety and Experience, Chief Medical Officer


Soroya Pierre-VanArtsen
Vice President, Philanthropy
President, Corewell Health Foundation Southwest Michigan

Lynn Todman

Lynn Todman, PhD
Vice President, Health Equity and Community Partnerships


Assistant Vice Presidents 


Image of Debra Johnson

Debra Johnson, RN, BSN
Assistant Vice President of Love & Respect
Chief Experience Officer


Continue Watching

Community Grand Rounds: Black Maternal and Infant Health Panel Discussion

Learn how communities and health systems can come together to find solutions for inequities related to Black maternal and infant health, including breastfeeding support.

Community Grand Rounds: Black Maternal and Infant Health Summit

Why do we need to bring awareness to Black Breastfeeding and the inequities in maternal and infant health? Watch to learn about the historical and current experiences and policies that make it difficult to create equitable birth outcomes.

Matters of the Heart short film

Watch what happens when a local Black-owned business and cardiologist come together to discuss heart health in our new short film, Matters of the Heart.

Health, Housing and Healing: A Community Grand Rounds Event

The large gap in homeownership rates between Black and white Americans is caused by years of policies and laws that have resulted in housing inequities. Keynote speaker, Natalie Moore, will unpack that history and how it relates to our health.

Community Grand Rounds - Battling Structural Racism

Structural Racism, meaning biases that have been built into the institution's people rely on, is a pervasive issue in the US.

Community Food Network: A Leg Up on Life

After assistance from a Lakeland nurse, Nancey received intervention for a life-threatening condition in the nick of time.

Weathering and Health Inequity: Letting the Epigenome Out of the Bottle Without Losing Sight of the Structural Origins of Population Health

Dr. Geronimus discussed weathering and the ways that structurally rooted biological and psychosocial processes shape health inequities in our society.

Interview with Bechara Choucair, MD: Advancing Health? It's About the Mind, Body, and Community

Dr. Choucair shares how his organization is working to improve conditions for health and equity

Interview with David Williams, MPH, PhD: Structural Competency and Institutional Discrimination

Dr. David Williams discusses institutional discrimination, individual discrimination, and structural competency.

Interview with David Williams, MPH, PhD: Recognizing and Preventing Implicit Bias

Dr. David Williams discusses his research on ways to recognize and prevent implicit bias.

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