Medical director requirement
Required; physician must be on-site or have direct oversight
Corporate Practice of Medicine
Strict; Corporate Practice of Medicine doctrine enforced—physician ownership or direct control required This is the doctrine that decides whether a non-physician can own or control the practice, and it usually travels hand-in-hand with the medical-director question.
Who can supervise or delegate
Cannot inject neurotoxins/fillers; limited to supportive clinical roles
How the exam ties in
Required; in-person exam mandatory before any treatment
What to verify in Massachusetts
Ensure a licensed Massachusetts physician owns or has controlling interest in the medspa; non-physician ownership is not permitted for injection-based practices.
Primary source: Massachusetts Medical Board
General business information for Massachusetts medical-spa owners, current as of 2026 — not legal advice. State boards update rules often; confirm specifics with the Massachusetts board (and your own counsel) before you act.