A medical spa — also written medspa or med spa — is a clinic that provides non-surgical cosmetic and skin treatments under medical supervision. It sits between a day spa and a cosmetic surgery clinic: the setting is comfortable and spa-like, but the treatments are medical, use prescription products or regulated devices, and are performed or supervised by licensed healthcare professionals.
That is the short answer. The longer one matters, because in Ontario the term itself carries no legal weight — and knowing what it does and does not guarantee is the difference between a good decision and an expensive one.
What Makes a Spa a Medical Spa?
Three things separate a medical spa from a day spa:
- The treatments are medical. Injectables, medical-grade lasers, radiofrequency microneedling and PRP work below the surface of the skin. A day spa facial works on it.
- A clinician is accountable. Prescription products and Class III and IV devices require a physician or nurse practitioner to authorise treatment, whether or not they perform it themselves.
- The results are measurable and last. A relaxing facial fades in days. Filler placed in the midface is still doing its job a year later. That durability is also why the risks are real and why oversight matters.
Medical Spa vs Day Spa vs Health Spa
These three terms get used interchangeably in marketing and they should not be. They describe genuinely different businesses.
| Medical spa | Day spa | Health / wellness spa | |
|---|---|---|---|
| Main purpose | Change the skin or body measurably | Relaxation and grooming | Rest, fitness, lifestyle |
| Typical treatments | Botox, fillers, laser, microneedling, RF microneedling, PRP | Facials, massage, waxing, manicures | Massage, hydrotherapy, nutrition, retreats |
| Medical oversight | Required for injectables and medical devices | None | None, unless clinical services are added |
| Who performs it | Physician, nurse practitioner, RN or RPN under delegation | Aesthetician or spa therapist | Therapists, trainers, sometimes clinicians |
| Downtime | None to several days | None | None |
| Results | Visible for months to years | Days | Cumulative and lifestyle-led |
Is a health spa the same as a medical spa?
No. A health spa or wellness spa is oriented around rest, fitness and lifestyle — hydrotherapy, massage, nutrition programmes, sometimes a residential retreat. Nothing there requires medical authorisation. A medical spa is a clinical environment that happens to be pleasant, and the presence of a clinician is the defining feature, not the decor.
What about “medspa”, “med spa” and “medi-spa”?
They all mean the same thing. The spelling varies by region and by marketing preference, and no version implies a different standard of care or a different licence. Do not read anything into which one a clinic uses.
What Treatments Does a Medical Spa Offer?
The menu varies, but most medical spas cluster their services into four groups:
- Injectables — Botox and other neuromodulators for expression lines, and dermal fillers for volume, contour and structure.
- Energy-based treatments — laser hair removal, IPL for pigmentation and redness, fractional resurfacing, and radiofrequency devices such as Morpheus8.
- Skin and collagen treatments — microneedling, medical-grade facials, chemical peels and PRP therapy.
- Body treatments — contouring and skin-tightening, cellulite treatment and non-surgical fat reduction.
A clinic offering only facials, massage and waxing is a day spa using a more clinical-sounding name.
Is “Medical Spa” a Regulated Term in Ontario?
No — and this is the single most useful thing to understand before booking. Ontario has no licensing body for medical spas as facilities, and “medical spa” is not a protected title. Any business may use the name, regardless of whether a clinician is involved.
What is regulated is the treatment itself, and the person performing it.
- Botulinum toxin is a prescription drug in Canada. It must be authorised for you by a physician or nurse practitioner. It cannot lawfully be sold or administered without that authorisation.
- Dermal fillers are regulated medical devices, and injecting them is a controlled act under Ontario law.
- Injection is a controlled act. Under the Regulated Health Professions Act, administering a substance by injection may only be performed by an authorised professional, or by someone to whom the act has been properly delegated through a medical directive.
Who is allowed to inject at a medical spa?
In Ontario, injectables are typically administered by a physician, a nurse practitioner, or a Registered Nurse or Registered Practical Nurse working under a medical directive from a physician or NP. An aesthetician is not authorised to inject, however experienced they are.
You can verify this yourself in about two minutes, and you should:
- Nurses — search the public register of the College of Nurses of Ontario.
- Physicians — search the College of Physicians and Surgeons of Ontario register, which also lists any restrictions on a doctor’s practice.
If a clinic will not tell you who is injecting you and what their registration is, that is your answer.
How to Choose a Medical Spa Safely
Questions worth asking before you book
- Who will perform my treatment, and what is their registration number? A confident clinic answers this immediately.
- Which physician or nurse practitioner authorises treatment here? There must be one for injectables.
- What product are you using, and how much? “Filler” is not an answer. A named brand and a syringe count is.
- What happens if something goes wrong? Any clinic injecting hyaluronic acid filler should keep hyaluronidase on site to dissolve it, and should be able to tell you so without hesitating.
- Is the consultation free, and is a review appointment included? This tells you whether you are buying a treatment or a relationship.
Red flags
- Pressure to decide today. Cosmetic medicine is elective. A deadline is a sales tactic, not a clinical one.
- Prices well below the market. Injectables have a real product cost. A price that undercuts everyone usually means diluted product, fewer units than you need, or an unqualified injector.
- No consultation offered, or a “consultation” that is really a price list read aloud.
- Treatment in a non-clinical setting — a home, a salon back room, a hotel suite, a pop-up event. Injectables need a clean clinical environment and emergency supplies on hand.
- Vague or absent credentials on the website, or staff described only as “specialists” and “experts” with no profession named.
- Before-and-after photos that look edited — inconsistent lighting, vanished skin texture, or the same faces you have seen on other clinics’ sites.
What Happens at Your First Medical Spa Visit
A first appointment at a properly run medical spa is mostly conversation, and often no treatment happens at all.
- Medical history. Medications, allergies, autoimmune conditions, pregnancy or breastfeeding, and any previous aesthetic treatment. This is not paperwork for its own sake — blood thinners change bruising risk, and prior filler changes where new product can safely go.
- Assessment. A clinician looks at your face at rest and in movement. Much of what people attribute to one problem — tired eyes, for instance — turns out to originate somewhere else, commonly midface volume loss rather than the eyes themselves.
- A plan and a quote. What is recommended, in what order, how many syringes or units, what it costs, and what it will not fix. That last part matters: a good clinician will tell you when the honest answer is that an injectable is the wrong tool.
- Consent. Risks and side effects explained before anything is booked, not on the treatment chair.
Being told to go away and think about it is a good sign, not a wasted trip.
Frequently Asked Questions
What is the difference between a medical spa and a dermatologist?
A dermatologist is a physician who has completed specialist residency training in diseases of the skin and can diagnose and treat medical conditions. A medical spa provides cosmetic treatments and does not diagnose skin disease. If you have a mole that is changing, persistent acne, or a rash, you need a dermatologist, and often a referral from your family doctor. If you want to soften expression lines or restore volume, a medical spa is the appropriate setting.
Are medical spa treatments safe?
Performed by a properly qualified injector in a clinical setting, non-surgical aesthetic treatments have a strong safety record. The risk is not evenly distributed, though — it concentrates in who is holding the needle and where. Most serious complications reported from injectables trace back to untrained providers, unregulated product, or treatment outside a clinical environment. Choosing carefully is the largest single safety decision you make.
Do I need a referral to visit a medical spa?
No. Cosmetic treatments are elective and privately paid, so you can book directly. You will still complete a medical history, because conditions, medications and prior treatments genuinely affect what is safe and sensible for you.
Does OHIP or private insurance cover medical spa treatments?
Cosmetic treatments are not covered by OHIP. Some treatments prescribed for a medical reason — botulinum toxin for chronic migraine or excessive sweating, for example — may be eligible under a private extended health plan. Check with your insurer before treatment, not after.
How much do medical spa treatments cost?
It depends entirely on the treatment. Botox is priced per unit and a typical session in Ontario runs a few hundred dollars; fillers are priced per syringe and multi-area plans run into the low thousands. Our Botox cost guide and dermal filler pricing guide break both down properly.
Visiting Derma Secret
Derma Secret is a medical spa with clinics in Mississauga and Waterloo, offering non-surgical face and body treatments delivered by experienced medical staff. Every new client is offered a free consultation, where we assess your skin, discuss what is realistic, and quote the full cost before you commit to anything.
If you are still deciding, bring the questions from this page with you. Any medical spa worth choosing will be glad you asked them.