Profiles
ISMS 2024-2025 BOARD OF TRUSTEES

Name: Piyush I. Vyas, M.D.
Office Held: President
Medical Specialty / Area of Practice: Radiology
Hometown: Lake Forest
Term: 2024-2025
Biographical Information:
Dr. Vyas received his medical degree from University of Baroda in India and completed his radiology residency at Cook County Hospital in Chicago, Illinois. He currently serves as Associate Director of Clinical Support Services at Lovell Federal Health Care Center.
Dr. Vyas has also been on staff at Rosalind Franklin University since 2005, where he presently acts as both Associate Professor and Vice Chairman of Radiology.
Professional Involvement:
Dr. Vyas has been an ISMS member for 40 years. In addition to serving as ISMS President, he also serves as an AMA Delegate. He previously served as a Chair of the Government Affairs Council. Dr. Vyas also previously served as a Trustee and Chair of the International Medical Graduate Section. Outside of ISMS, he previously held the office of President of the Lake County Medical Society and President of the Indian American Medical Association.

Name: Richard C. Anderson, M.D.
Office Held: President-Elect
Medical Specialty / Area of Practice: Surgery / Thoracic Surgery
Hometown: Peoria
Term: 2024-2025
Biographical Information:
Dr. Richard Anderson received his medical degree from Loyola University Stritch School of Medicine and completed his residency at the University of Illinois College of Medicine, followed by a surgical fellowship at Washington University School of Medicine’s Barnes-Jewish Hospital. He is a member of the Peoria Surgical Group, and is alsoon staff at Methodist Medical Center of Illinois, OSF Saint Francis Medical Center, Perry Memorial Hospital and Proctor Hospital.
Dr. Anderson holds multiple positions within the University of Illinois College of Medicine at Peoria including Chief of the Section of Cardiothoracic Surgery.
Professional Involvement:
Dr. Anderson has been an active ISMS member since 1989. He has previously served as Secretary-Treasurer, a past Chair of the Board, Vice President, and as both a regional and district Trustee. He is also a current Director of the Peoria Medical Society, Trustee of the Illinois Surgical Society and member of the Midwest Surgical Society’s Editorial Committee.

Name: Robert J. Oliver, M.D.
Office Held: Chair
Medical Specialty / Area of Practice: Internal Medicine/Pediatrics
Hometown: Frankfort
Term: 2024-2026
Biographical Information:
Dr. Oliver received his medical degree from Southern Illinois University, where he also completed his residency in internal medicine and pediatrics. He currently practices at Palos Community Hospital and is also on staff at Silver Cross Hospital.
Professional Involvement:
Dr. Oliver has been an active ISMS member for 30 years. He currently serves as Chair of the Board and Region 2 Trustee. He is also a member of the IMPAC Council. Previously, Dr. Oliver served as MSS Chair, RFS Vice-Chair, Vice President, Secretary-Treasurer, Chair of the Finance Committee, and as a member of many ISMS committees.

Name: Thomas M. Anderson, M.D.
Office Held: Immediate Past Chair
Medical Specialty / Area of Practice: Radiology
Hometown: Chicago
Term: 2024-2026
Biographical Information:
Dr. Thomas Anderson received his medical degree from Harvard Medical School and completed both his internship and residency at the University of Chicago Hospital. He is a diplomate of the National Board of Medical Examiners, the American Board of Radiology, and the American Board of Nuclear Medicine.
Dr. Anderson is board certified in diagnostic radiology and nuclear medicine and serves full time as a professor at the University of Illinois at Chicago Medical Center. He is currently on staff at Mercy Hospital and Medical Center as a senior attending radiologist.
Professional Involvement:
Dr. Anderson has been an active ISMS member since 1975. He is currently an AMA Delegate and the Delegation Chair. He previously held the office of ISMS President.
Dr. Anderson is also an active member of the American Medical Association, American College of Radiology, the Illinois Radiological Society, the Chicago Radiological Society and has formerly served as a President and Board member of the Chicago Medical Society.
Name: Christine P. Bishof, M.D., MP.H., FACEP
Office Held: Secretary Treasurer
Medical Specialty / Area of Practice: Emergency Medicine
Hometown: Elmhurst
Term: 2024-2025
Biographical Information:
Dr. Bishof received her medical degree from University of Illinois at Rockford. She completed her emergency medicine residency at John H. Stroger Jr. Hospital of Cook County. Dr. Bishof is a Fellow of the American College of Emergency Physicians (ACEP), and currently works as a travel physician for Vituity, practicing in Illinois, Indiana, and Michigan.
Professional Involvement:
Dr. Bishof has been a member of ISMS for 20 years. She currently serves as Chair of the Finance Committee and Chair of the ISMS AMA Delegation. Dr. Bishof has previously served as the ISMS MSS Chair and RFS Chair, as well as Speaker of the ISMS.
At the local level, Dr. Bishof has served as the Vice Chair and Chair of the Chicago Medical Society, and as well as their District 8 Trustee and President. She also serves as the ACEP representative to the AMA Scope of Practice Partnership and to the Emergency Medical Services for Children Advisory Board.

Name: Tripti C. Kataria, M.D.
Office Held: Speaker
Medical Specialty / Area of Practice: Anesthesiology
Hometown: Chicago
Term: 2024-2025
Biographical Information:
Dr. Kataria received her medical degree from University of Missouri – Kansas City, completed her anesthesiology residency at Brigham & Women’s Hospital and her cardiothoracic anesthesiology fellowship at Mount Sinai Medical Center. She also holds an M.P.H. from Harvard University. Dr. Kataria is an anesthesiologist currently in private practice in Chicago, Illinois.
Professional Involvement:
Dr. Kataria has been a member of ISMS for 17 years. Outside of ISMS, she has served as Delegate and Vice Chair of the Section Council on Anesthesiology for the American Medical Association, Vice Chair of the American Society of Anesthesiologists Bylaws Committee, and President of the Illinois Society of Anesthesiology.

Name: Frank Nicolosi, M.D., J.D., FAAFP
Office Held: Vice Speaker
Medical Specialty / Area of Practice: Family Medicine
Hometown: Rockford
Term: 2024-2025
Biographical Information:
Dr. Nicolosi received his medical degree from University Studies of Bologna in Bologna, Italy, and his Juris Doctor from the University of Iowa. He completed his family medicine residency at the Southern Illinois University School of Medicine in Springfield, Illinois. Dr. Nicolosi currently practices urgent care medicine and is a Clinical Assistant Professor in the Department of Family and Community Medicine at the University of Illinois College of Medicine – Rockford.
Professional Involvement:
Dr. Nicolosi has been an active member of ISMS for 34 years. Previously held ISMS positions include Chair of the Medical Legal Counsel and Chair of the Rules and Order of Business Committee for the 2020, 2021, and 2022 Annual Meetings.
Dr. Nicolosi has also been very involved in organized medicine outside of ISMS. Most notably, Dr. Nicolosi was previously appointed by the Governor of Illinois to serve on the Illinois State Medical Disciplinary Board from 2015-2018. He also previously served as President and as a Director of the Winnebago County Medical Society, as well as on the Board of Directors of the American Board of Urgent Care Medicine.
Regional Trustees


Name: Mitchell S. King, M.D.
Office Held: Trustee, Region 1
Medical Specialty / Area of Practice: Family Medicine
Hometown: Rockford
Term: 2023-2026
Biographical Information:
Dr. King received his medical degree from Ohio State University and completed his residency at Miami Valley Hospital in Dayton, Ohio. He currently practices family medicine at Swedish American Hospital and Mercy Health Hospital in Rockford, Illinois.
Dr. King has been on staff at the University of Illinois College of Medicine – Rockford since 2005, where he currently serves as both Associate Dean of Academic Affairs and Chair of the Department of Health Sciences Education.
Professional Involvement:
Dr. King has been an active ISMS member for 18 years. He previously served as an Annual Meeting Delegate.
Dr. King is also an active member of the Winnebago County Medical Society. He currently serves as their Treasurer and previously held the offices of President, Vice President, and Secretary.


Name: Robert J. Oliver, M.D.
Office Held: Trustee, Region 2
Medical Specialty / Area of Practice: Internal Medicine/Pediatrics
Hometown: Frankfort
Term: 2022-2025
Biographical Information:
Dr. Oliver received his medical degree from Southern Illinois University where he also completed his residency in internal medicine and pediatrics. He currently practices at Palos Community Hospital and is also on staff at Silver Cross Hospital.
Professional Involvement:
Dr. Oliver has been an active ISMS member for 30 years. He currently serves as Chair of the Board and Region 2 Trustee. Previously, Dr. Oliver served as MSS Chair, RFS Vice-Chair, Vice President, Secretary-Treasurer, and a member of several ISMS Committees.


Name: Kambiz Zorriasateyn, M.D.
Office Held: Trustee, Region 3
Medical Specialty / Area of Practice: Vascular Medicine
Hometown: Chicago
Term: 2024-2027
Biographical Information:
Dr. Zorriasateyn received his medical degree from the Shahid Beheshti University of Medical Sciences in Iran, where he also completed his surgical and medical internships. He completed his internal medicine residency at the University of Illinois – Chicago Hospital. He also completed his fellowship in vascular medicine at the Cleveland Clinic’s Heart and Vascular Institute.
Dr. Zorriasateyn is currently the Director of the Arteriopathy Clinic and an attending physician at the NorthShore Cardiovascular Institute and NorthShore University Health System.
Professional Involvement:
Dr. Zorriasateyn has been an ISMS member since 2010. He is also a member of the Society for Vascular Medicine and American Board of Hospital Medicine, where he previously served as Chair and Vice Chair of the Board of Certification for Hospital Medicine.


Name: Larry M. Sapetti, M.D.
Office Held: Trustee, Region 4
Medical Specialty / Area of Practice: Vascular Medicine
Hometown: Springfield
Term: 2024-2027
Biographical Information:
Dr. Sapetti received his medical degree from the University of Illinois – Peoria and completed his family medicine residency at Union Hospital in Terre Haute, Indiana. Dr. Sapetti is currently a practicing partner at the Springfield Clinic in Springfield, Illinois where he also serves as a member of the Springfield Clinic Finance and Quality Management Committees.
Professional Involvement:
Dr. Sapetti has been an ISMS member for 26 years. He is also a member of the American Academy of Family Physicians, the Illinois Academy of Family Physicians and the Sangamon County Medical Society.


Name: Paul E. Pedersen, M.D.
Office Held: Trustee, Region 5
Medical Specialty / Area of Practice: Internal Medicine
Hometown: Bloomington
Term: 2022-2025
Biographical Information:
Dr. Pedersen received his medical degree from the University of Illinois – Chicago and completed his residency at Weiss Memorial Hospital. He practices at OSF St. Joseph Medical Center in Bloomington, Illinois.
Professional Involvement:
Dr. Pedersen has been an active ISMS member since 1980. He previously held the office of ISMS President from 2019 – 2020
Dr. Pedersen has been the Board President of the Rural Illinois Medical Student Assistance Program since 2014, and currently serves as Director of Community Health Care Clinic and Board member of the Community Cancer Center.
At-large Trustees
Name: Amy J. Derick, M.D.
Office Held: Trustee-at-Large
Medical Specialty / Area of Practice: Dermatology
Hometown: Inverness
Term: 2024-2026
Biographical Information:
Dr. Derick received her medical degree from the University of Chicago and completed her internship at Northwestern Memorial Hospital and her dermatology residency at University of Chicago Hospital. Dr. Derick is the founder, owner and CEO of Derick Dermatology, LLC, which she started in 2006.
Professional Involvement:
Dr. Derick has been an active ISMS member for 12 years. She currently serves an IMPAC Board member.
Dr. Derick is also very involved in organized medicine outside of ISMS. She is currently the Chair of the Illinois Dermatology PAC, and member of the American Society for Dermatologic Surgery Association’s Federal Affairs Workgroup. She is also Vice Chair, Executive Committee Member and Advisory Board Member of the American Academy of Dermatology, in addition to being involved on multiple committees.
Name: Candace D. McGregor, M.D.
Office Held: Trustee-at-Large
Medical Specialty / Area of Practice: Obstetrics and Gynecology
Hometown: Mahomet
Term: 2024-2026
Biographical Information:
Dr. McGregor received her medical degree from the University of Chicago, Pritzker School of Medicine. She completed her OB/GYN residency at St. Vincent Hospital. Dr. McGregor currently serves as the Chief Medical Officer of the Christie Clinic. She is also the current Carle Associate Medical Director and a member of the AMGA CMO Council.
Professional Involvement:
Dr. McGregor has been an ISMS member since 2010.
Name: Paul F. Merrick, M.D.
Office Held: Trustee-at-Large
Medical Specialty / Area of Practice: Urology
Hometown: Glen Ellyn
Term: 2024-2026
Biographical Information:
Dr. Merrick received his medical degree from Rush University Medical College. He completed his residency in Urology at Rush-Presbyterian St. Luke's Medical Center, where he was the Chief Resident in Urology. Dr. Merrick is a founding physician of Duly Health and Care, where he currently serves as Chairman of the Board. He also serves as Chairman of DMG Practice Management Solutions.
Professional Involvement:
Dr. Merrick has been an ISMS member since 2018. He previously served as Chair of the ISMS Council on Economics.
Name: Sachin Patel, M.D., MP.H., FACEP
Office Held: Trustee-at-Large
Medical Specialty / Area of Practice: Emergency Medicine
Hometown: Chicago
Term: 2024-2026
Biographical Information:
Dr. Patel received his medical degree from University of North Carolina. He completed his residency in emergency medicine at the University of Chicago Hospital and received his M.P.H. from Johns Hopkins University. Dr. Patel is currently Regional Director of the Vituity Midwest Division, Clinical Associate at the University of Chicago, and Board Member of the St. James School of Medicine.
Professional Involvement:
Dr. Patel has been an ISMS member for 5 years. He is also a member of the American College of Healthcare Executives and the Faculty of the American College of Emergency Physicians.
Name: Vanessa A. Stan, M.D.
Office Held: Trustee-at-Large
Medical Specialty / Area of Practice: Psychiatry
Hometown: Chicago
Term: 2024-2026
Biographical Information:
Dr. Stan received her medical degree from Wayne State University and completed her psychiatry residency at UIC.
Professional Involvement:
Dr. Stan has been an ISMS member for 12 years. She previously served on the ISMS Reference Committee and as a Delegate to the AMA.
Name: Gautami Galpalli
Office Held: Trustee, Medical Student Section
Hometown: Bloomington
Term: 2024-2025
Biographical Information:
Ms. Galpalli earned her undergraduate degree at the University of Chicago and is currently a fourth year medical student at Southern Illinois University School of Medicine. She has an interest in dermatology and pediatrics.
Professional Involvement:
Ms. Galpalli has been a member of ISMS since her first year of medical school.
Name: Divya M. Surabhi, M.D., M.P.H.
Office Held: Resident Physician Trustee
Medical Specialty / Area of Practice: Radiology
Hometown: Oak Brook
Term: 2024-2025
Biographical Information:
Dr. Surabhi received her medical degree from University of Illinois and is a resident physician at University of Chicago.
Professional Involvement:
She serves as the Programming and Medical Student Outreach Subcommittee Member for the Radiological Society of North America (RSNA) Residents and Fellows Committee, RSNA Representative to the American Board of Radiology Initial Certification Advisory Committee, Education Liaison for the Society of Breast Imaging Residents and Fellows Section, and Research Chair for the American Association of Physicians of Indian Origin Medical Students, Residents, and Fellows Section.
As a medical student, she served as Vice Chair of the ISMS MSS, medical student representative to ISMS Councils, inaugural Chair of the RSNA Medical Student Task Force, Region 2 Policy Chair for the AMA MSS, and Education Liaison for the Society of Breast Imaging Residents and Fellows Section.