Protect the art and practice of medicine by contributing to the largest physician-led political action committee (PAC) in Illinois. IMPAC is a non-partisan organization dedicated to electing physician-friendly candidates to the Illinois legislature – proactively defending physicians, their patients and their practices.

If you have any questions, please call Ross Kwasneski (IMPAC Political Affairs Associate): 312-580-6443.

We are currently experiencing difficulty accepting credit card and ACH payments.

Should you wish to pay by phone, please call (312) 580-6443 to speak to a staff member.

We appreciate your patience and apologize for any inconvenience this may have caused.

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IMPAC Leadership


  • Erin O’Brien
  • VP State Legislative Affairs
  • 312-580-6488 (Chicago)
  • 217-757-3011 (Springfield)
  • 312-339-5232 (Cell)
  • Ross Kwasneski
  • Political Affairs Associate
  • 312-580-6443 (Chicago)
  • 312-515-5308 (Cell)

© 2023 Illinois State Medical Society PAC. All rights reserved. The use of any portion of this document without the express written permission of IMPAC is prohibited and subject to legal action.

Paid for by IMPAC. Contributions are not limited to the suggested amount. The Illinois State Medical Society will not favor or disadvantage anyone based upon the amounts of or failure of a member to make PAC contributions. IMPAC reports are filed with the State Board of Elections, 1020 S. Spring Street, Springfield, IL 62704. Voluntary membership contributions support candidates for public office in Illinois. IMPAC contributions can be made with a corporate or personal check. Contributions to IMPAC are not deductible as charitable contributions for Federal income tax purposes.