Board of Directors
Glenn E. Aldinger, M.D. - Chairman of the Board & Chief Executive Officer, (Bio)
galdinger@infinityhealthcare.com
Robert J. Hallock, M.D. - Treasurer
jhallock@infinityhealthcare.com
William E. Maloney, M.D. - Secretary
wmaloney@infinityhealthcare.com
Manish H. Acharya, M.D. - EMS Medical Director, United Hospital Systems, Kenosha, WI.
macharya@infinityhealthcare.com
Brian M. Huettl, M.D. - Medical Director, St. Francis Hospital, Evanston, IL.
bhuettl@infinityhealthcare.com
Timothy W. Jahn, M.D. - Medical Director, St. Mary's Hospital Medical Center, Green Bay, WI.
tjahn@infinityhealthcare.com
Kenneth M. Johnson, M.D. - Medical Director, St. Vincent Hospital, Green Bay, WI.
kjohnson@infinityhealthcare.com
Mary E. Lewis, M.D. - Medical Director, St. Joseph’s Hospital, West Bend, WI.
mlewis@infinityhealthcare.com
Richard J. Shimp, M.D. - Medical Director, St. Mary's Hospital, Milwaukee, WI
rshimp@infinityhealthcare.com
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Officers
Glenn E. Aldinger, M.D. - Chief Executive Office & Chairman of the Board, (Bio)
galdinger@infinityhealthcare.com
Gregory A. Cierlik - President & Chief Operating Officer
gcierlik@infinityhealthcare.com
Christopher J. Knuth, M.D. - Vice President of Contracts and Revenue
cknuth@infinityhealthcare.com
Hector G. Aguilera, M.D. - VP of Human Resources
haguilera@infinityhealthcare.com
Gary J. Zaid, M.D. - VP of Medical Affairs
gzaid@infinityhealthcare.com
Peter M. Christenson - VP of Information Technology
pchristenson@infinityhealthcare.com
Steven A. Kenaston, VP of Finance
skenaston@infinityhealthcare.com
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Administration
Glenn E. Aldinger, M.D. - Chief Executive Officer & Chairman of Board, (Bio)
galdinger@infinityhealthcare.com
Gregory A. Cierlik - President & Chief Operating Officer
gcierlik@infinityhealthcare.com
Peter M. Christenson - VP of Information Technology
pchristenson@infinityhealthcare.com
Steven A. Kenaston, VP of Finance
skenaston@infinityhealthcare.com
Jacquie N. Langsdorf - Human Resource Manager
jlangsdorf@infinityhealthcare.com
Elizabeth M. Manchester - Special Projects
emanchester@infinityhealthcare.com
Lisa S. Harrison - Director of Medical Billing
lharrison@infinityhealthcare.com
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