medspaownerguides.com

Updated September 2026 · For physicians, nurses and business partners planning a California med spa

Owning and opening a med spa in California

What does it take to own and open a med spa in California?

What this site covers, and where to begin

In California a med spa that offers injectables or lasers is a medical practice, and nearly every rule on this site follows from that one fact.

That is why the ownership question comes before the lease, the laser purchase or the brand. Start with who can own a med spa if you are still working out whether your plan is legal at all, and with the opening sequence if the ownership is settled and you want the order of the filings.

Ownership, medical directors and management companies

The practice itself must be owned by physicians, with a minority share open to certain other licensees and none at all to a lay investor.

Two arrangements are sold as ways around that. The first is a lay-owned spa hiring a doctor as a paid medical director, which the Medical Board treats as unlicensed practice; the medical director page explains why. The second is a management services organization, which can be legitimate if it stays on the business side of the line; the MSO page sets out where that line sits.

The entity, the filings and who can file them

The clinical practice is usually a professional medical corporation, because a California LLC cannot render professional services at all.

The entity comparison covers the medical corporation, the management LLC and the sole practitioner route side by side. The setup guide walks through every filing in order, and the fictitious name permit guide covers the Medical Board permit a practice needs before it can trade under a spa name. The formation-services page lists what each service publishes about its own prices, and which of them will file a professional corporation at all.

Who may treat, and how you may advertise

Injections and lasers are limited to physicians and to nurses and physician assistants working under physician supervision, after a prior examination the practice has to document.

Estheticians and medical assistants have narrower lanes than many spas assume. Who can perform treatments covers each role, and the advertising rules cover the price, photo and naming restrictions that apply to a physician practice and that catch spa-style marketing most often.

What it costs to open and to keep running

The state filing fees are small; the recurring obligations are what a new owner tends to underestimate.

The startup cost breakdown lists every published state fee in one table. Taxes and annual filings covers the $800 minimum franchise tax, the Statement of Information and the permit renewals, and insurance and workplace safety covers workers' compensation and the bloodborne pathogens plan any injecting practice needs.

Who is allowed to own a med spa?

How do I open one, and in what order?

Which entity, and who files it?

Who may do the treatments?

What does it cost to run?

Questions

Is this site specific to California?

Yes. Every rule and fee here is California law or a California agency's published figure. Ownership rules for med spas differ sharply between states, so none of it should be read as describing another state.

Does this site give legal advice?

No. It sets out what the statutes and the licensing boards publish, with a link to each source. A structure involving outside investors or a management company is worth reviewing with a California health care attorney before you sign anything.

Does this site recommend a formation service?

It names formation services on one page, with each service's own published prices and whether it files professional corporations, alongside the file-it-yourself route at the Secretary of State's fee. It does not score or rank them.