Ownership rules
Non-physicians may own via MSO with supervising physician
Corporate Practice of Medicine
Lenient; MSO structures permitted with physician oversight
The medical-director angle
Required for medical spa; physician oversight mandatory Ownership and the medical-director requirement are usually two sides of the same compliance coin.
What to verify in Maine
Establish a written physician-supervision agreement and ensure the medical director is licensed in Maine and actively involved in protocol development and oversight.
Primary source: Maine Medical Board; Maine Board of Nursing
General business information for Maine medical-spa owners, current as of 2026 — not legal advice. State boards update rules often; confirm specifics with the Maine board (and your own counsel) before you act.