Botox, fillers, laser treatments, and medical weight loss. Every appointment is planned and done by Diana, a registered nurse with nearly twenty years in medicine. You’ll see her at every visit, and she’ll tell you plainly what will help and what won’t.
Botox, dermal fillers, Sculptra, Radiesse, EZ Gel, and the Nefertiti neck lift, done with a light hand so you still look like yourself.
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Microneedling with PRP, chemical peels, laser facials, and the salmon sperm (PDRN) facial.
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Laser hair removal and laser skin toning.
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Your own platelets, used to restore thinning hair.
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GLP-1 programs supervised by a registered nurse.
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Book a consultation and Diana will build a plan around your face, your skin, and your budget.
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Diana James didn’t start in aesthetics. She spent years in hospital trauma units and mother-baby care, the kind of nursing where getting the details right is the whole job.
Eight years ago she brought that training into aesthetic medicine. Today she runs DNJ Medical Aesthetics in Brentwood, where every consultation, every injection, and every laser treatment is performed by her personally.
If you’ve ever left a med spa feeling rushed, upsold, or unsure who actually treated you, this practice was set up to be the opposite of that.
Meet Diana →“Your face is anatomy before it’s aesthetics. Choose accordingly.”
Diana does your consultation and your treatment. Your results aren’t handed off to whoever’s on shift.
Some days the right answer is less product, or a different treatment than the one you came in for. You’ll hear that here.
You’ll know what a treatment can do, what it can’t, how long it lasts, and what it costs before you commit to anything.
She’ll listen to what’s bothering you, look at your skin, and give you a straight recommendation with the exact price.
Many treatments can be done the same day as your consultation if you’re a good candidate.
DNJ Medical Aesthetics is at 9030 Brentwood Blvd, Suite A, inside Tribe Salon. It’s an easy drive from Antioch, Oakley, Discovery Bay, and Pittsburg, and there’s free parking right outside.
Yes. Every treatment is performed by Diana James, a registered nurse with nearly twenty years in healthcare and eight years in aesthetic medicine.
For most first-time treatments, yes, and it works in your favor. Diana checks that you’re a good candidate and gives you exact pricing before you commit. Many patients are treated the same day.
9030 Brentwood Blvd, Suite A, Brentwood, CA 94513, inside Tribe Salon. We’re open Monday through Friday, 9am to 5pm.
Pricing depends on the treatment and the amount of product needed. You’ll get an exact quote at your consultation, so there are no surprises at checkout.


If you’ve been thinking about a treatment for a while, start with a consultation. Diana will give you an honest medical opinion, including whether it’s actually the right one for you.