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A Practice By Any Other Name: Registration Requirements For Assumed Business Names

By Adrienne Hersh, JD, ICS Legal Counsel · August 14, 202412 min read
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A Practice By Any Other Name: Registration Requirements For Assumed Business Names
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Did you know that if the name of your practice does not contain your given name, under the law you are using an assumed name, regardless of the business structure of the entity?  Conducting business under this type of name is often referred to as a “d/b/a” or “doing business as” the entity using an assumed name.

When owners or shareholders of any health care office, whether operating as an individual owner, partnership, corporation or professional limited liability company (PPLLC), transact business under any name that does NOT contain their actual, personal name (anything that does not contain “Jane/John Doe, D.C.”), Illinois law considers the name to be “assumed” and requires the owners to register with the county where the business is located.  In addition to registering with the county, corporations and limited liability companies using assumed names must also register the name with the Secretary of State, as detailed below.

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About the Author

Adrienne serves as Illinois Chiropractic Society general counsel and provides legal advice and support on a wide range of legal issues affecting chiropractic physicians, including licensing and other health care regulations, scope of practice, insurance and reimbursement, business structuring, labor and employment, contracts, and litigation. Adrienne previously served for 8 years as general counsel to the Illinois Department of Professional Regulation (now the Division of Professional Regulation, Department of Financial and Professional Regulation), where she was chief legal counsel responsible for overseeing all legal issues and advising the 50+ licensing and disciplinary boards, including the Medical Disciplinary Board and the Medical Licensing Board. She is a member of the Illinois State Bar Association Health Care Section, the Illinois Association of Healthcare Attorneys, and the National Association of Chiropractic Attorneys.

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