California · Strict

Do You Need a Medical Director for a Med Spa in California?

Q: Does a medical spa in California need a medical director?

Required for most medical spa operations Strict; physician ownership or MSO structure 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.

Whether California requires a medical director — and what that director is actually on the hook for — shapes your staffing, your liability, and your startup budget. Here's the California picture.

By Evan at Inside MedSpa

Medical director requirement

Required for most medical spa operations

Corporate Practice of Medicine

Strict; physician ownership or MSO structure 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

NP/PA may inject under physician supervision; independent practice limited

How the exam ties in

Required; in-person exam mandatory before treatment

What to verify in California

Verify physician supervision requirements and ensure compliance with California's strict corporate practice of medicine doctrine before opening.

Primary source: California Medical Board, California Board of Registered Nursing

General business information for California medical-spa owners, current as of 2026 — not legal advice. State boards update rules often; confirm specifics with the California board (and your own counsel) before you act.

See the full California regulation profile →

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