Board of Directors Bios


Board of Directors Bios

Phil Verhoef, President

Philip is a physician at the University of Chicago, working in the adult and pediatric intensive care units and conducting pulmonary immunology research. He has been an active member of PNHP since 2007, when he joined during residency at UCLA. When he's not in the ICU, working in the lab, teaching, or advocating for single payer, he enjoys being an active musician, singing with the Chicago Chorale.

Pam Gronemeyer, Vice-President

Pam is a PNHP member, a board member of Missourians for Single-Payer, and leads Southern Illinois People for Progress. She is an anatomic and clinical pathologist. She is the director and a woman small business owner of SEMC Pathology in Highland,IL  which is a pathology business which provides pathology services to six critical access hospitals in southwestern Illinois- St. Joseph's Hospital (Highland,IL), Red Bud Regional hospital (Red  Bud ,IL),Washington County Hospital (Nashville,IL)< Pnickneyvilee Community Hospital (Pinckneyville,IL), Marshall Browning Hospital (DuQuoin,IL) and Community Memorial Hospital (Staunton,IL).The service also runs a CAP accredited cytology service with testing for sexually-transmitted diseases and gynecologic and nongynecologic cytologies.  She is actively involved in directing the Infection Contril committees in the hospitals as well as working on quality assurance activities and advocating for patient saftey. She believes "healthcare is a human right" and provides healthcare insurance to her employees and their dependents with minimal out-of-pocket expense. She is an activist in her community and in the healthcare arena.  As the child of a late union laborer, she knows that our safety net is vital to the preservation of our democracy.


Jordan Centers, Secretary

Jordan Centers first became involved in the single payer movement in December 2014 as a nursing student at Rush University, where she was one of the founding members of the Rush chapter of Students for a National Health Program. They hosted events educating classmates on the US healthcare system and how it compared to others, and helped organize two rallies in support of Medicare for All. After graduating in December 2015 and becoming a nurse, she became a member of ISPC.


Mark Johnson, Treasurer

Mark Johnson is a native of Illinois, born in Urbana and grew up in Chicago and suburbia.  Attended college at MIT and Stanford, where he received his PhD in economics.  Now retired, his last teaching position was at Chicago State University.  He has been a supporter of some kind of single payer health care for decades and the past couple of years an active member of ISPC-Chicago. 


William Bianchi, Director

Bill is retired from teaching and corporate training. He currently serves as Chair of Progressive Democrats of Illinois and Chicago. He also served on the national Nominating Committee for the Sierra Club from 2008 through 2010.


Michael Grice, Director

Michael Grice brings a disability perspective to the ISPC Board.  He uses a wheelchair for mobility and needs a personal assistant to help him with activities of daily living. He spent 15 years in nursing homes, where he twice suffered hip fractures because he was injured while being transferred. He is a member of the Advisory Board of the Department of Disability and Human Development at University of Illinois Chicago, and works for the Institute on Disability and Human Development; and a member of the Board of Progress Center for Independent Living. He has testified before the City Council and the Illinois legislature, and taken part in many direct actions for disability rights through Chicago ADAPT and national ADAPT.


David Meimers, Director

David Meimers is an accountant in Municipal Finance. He has been a professional in accounting and finance for more than 20 years. David's professional experience includes public accounting, Fortune 500 experience, and non-profit work. David has long been a single-payer advocate and believes that health care is a human right.


Sean Zolfo, Director

Sean Zolfo has worked in both clinical and non-clinical sides of health care. He first got interested in health care ny exploring options for unionizing healthcare workers.  He believes that healthcare is a crucial component of broader social justice movements. 




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