Ownership rules
Physician-owned or physician-controlled MSO; non-physician ownership not permitted
Corporate Practice of Medicine
Strict; physician ownership or MSO with physician control required
The medical-director angle
Required; physician must directly supervise all aesthetic procedures Ownership and the medical-director requirement are usually two sides of the same compliance coin.
What to verify in Hawaii
Verify that your medical spa is physician-owned or physician-controlled, and ensure only MDs or DOs perform all injections; do not delegate injectables to RNs, NPs, or PAs.
Primary source: Hawaii Medical Board
General business information for Hawaii medical-spa owners, current as of 2026 — not legal advice. State boards update rules often; confirm specifics with the Hawaii board (and your own counsel) before you act.