
Shane A. Chapman
ATTORNEY AT LAW
Biography
Shane Chapman defends high-exposure medical negligence claims across Illinois and Missouri. He has successfully defended health care providers in medical specialties ranging from neurosurgery to critical care. His cases have involved misdiagnosis of spinal epidural abscesses, the management of venoarterial ECMO, and other complex medical issues. Shane is proficient in all phases of the litigation process including pretrial discovery, first chairing trials, and preparing appellate briefs.
Shane holds a CIPP/US certification and is a member of Lashly & Baer’s data breach response and health care advisory teams. He advises clients on HIPAA compliance, Illinois state privacy statutes, data privacy issues, data breaches, and other regulatory matters related to the health care industry.
Professional Associations
- American Bar Association
- Missouri Bar Association
- Bar Association of Metropolitan St. Louis
- International Association of Privacy Professionals, Certified Information Privacy Professional / United States (CIPP/US)
- Illinois Defense Counsel
- St. Louis Area Health Lawyers Association
Academic Honors & Activities
- Washington University, CALI Excellence Award in Trademarks and Unfair Competition, 2012
- Washington University Jurisprudence Review, Senior Editor
Representative Cases
- Grady v. Aragona, 2024 US App LEXIS 21133 – Summary judgment for defendant physician alleged to have misdiagnosed Covid-19, with judgment upheld by the 7th Circuit. 2024
- Wendler v. Nisar (Madison County, IL) – Defense verdict for an oncologist alleged to have falsely diagnosed a patient with myelodysplastic syndrome, 2023
- Draves v. Thomas, 2023 IL App (5th) 220653 – Successful appeal upholding trial court order transferring suit out of St. Clair County, IL, 2023
- Stankus v. Yazdi (St. Clair County, IL) – Defense verdict for a neurosurgeon alleged to have misplaced a pedicle screw during a TLIF, 2022
Practice Areas
- Litigation
- Medical Malpractice
- Data Privacy and Data Breaches
- Health Care Litigation
- Health Care Regulatory Compliance
Bar Admissions
- Supreme Court of Missouri
- Supreme Court of Illinois
- United States District Court, Eastern District of Missouri
- United States District Court, Southern District of Illinois
- 7th Circuit Court of Appeals
Education
- J.D., Washington University, 2014
- B.A., Economics, Westminster College, 2011
Employment History
- Lashly & Baer, P.C.
Member, 2024 – Present - Brown & James, P.C.
Principal, 2014-2024 - Great Rivers Environmental Law Center
Interim Staff Attorney, 2014-2015
Plan Your Visit

Lashly & Baer, P.C.
ST. LOUIS OFFICE
ILLINOIS OFFICE
20 East Main Street
Belleville, IL 62220
Map & Directions
By Appointment Only
Call: 618-233-5587
Fax: 314-621-6844