Ownership rules
Physician-only or MSO with physician as controlling member
Corporate Practice of Medicine
Strict; Corporate Practice of Medicine enforced—physician ownership or MSO with physician control required
The medical-director angle
Medical director/supervising physician required Ownership and the medical-director requirement are usually two sides of the same compliance coin.
What to verify in Illinois
Ensure a licensed MD/DO owns or controls the medical spa and performs all injections; verify CPOM compliance with Illinois Department of Financial and Professional Regulation.
Primary source: Illinois Department of Financial and Professional Regulation (IDFPR), Medical Board
General business information for Illinois medical-spa owners, current as of 2026 — not legal advice. State boards update rules often; confirm specifics with the Illinois board (and your own counsel) before you act.