
CELEBRITY NURSE TO THE STARS
Matthew Onassis is a Nurse Practitioner and aesthetics expert known for his natural yet high-impact results in cosmetic dermatology. A Los Angeles native, Dr. Onassis brings an insider’s understanding of the city’s beauty culture—paired with a globally informed approach gained through international training in the latest aesthetic and regenerative techniques.
He holds a Bachelor’s degree in History from UCLA and went on to earn his Bachelor of Science in Nursing (Summa Cum Laude), Master of Science in Nursing, and Doctor of Nursing Practice—all from West Coast University. His academic foundation, clinical expertise, and refined aesthetic sensibility allow him to blend science with artistry in every treatment.
At his Beverly Hills-based practice, Onassis Skin, Dr. Onassis specializes in injectables, advanced laser treatments, and non-surgical facial harmonization. His concierge-style services also extend to New York and other destinations for clients seeking elevated, personalized care. Outside of work, he travels often to stay at the cutting edge of innovation in global beauty and wellness.

Advanced Laser Solutions for Every Skin Concern.
LASER SKIN SOLUTION
Matthew uses advanced laser technology to treat sun damage, redness, scars, and signs of aging—customized to your skin. Each treatment boosts collagen, improves clarity, and delivers natural, long-lasting results.

Timeless Beauty, Powered by Precision
BOTOX® + WRINKLE RELAXERS
Wrinkle relaxers are ideal for both men and women, whether you're preventing early lines or maintaining a refined look. Beyond smoothing wrinkles, they can also help reduce sweating, facial flushing, and symptoms of rosacea.

Smoother Skin. Lasting Confidence
ACNE SCAR TREATMENTS
Whether it is laser, subcision, microneedling with radiofrequency, chemical peels or a combination of them, we custom-tailor a treatment plan to correct your skin condition to achieve a realstic and improved skin health goal.

Facial Harmony Through Artful Enhancement
FULL FACIAL BALANCING
Thorough consultations that incorporate science with beauty. Custom-tailored treatment plans that are planned and discussed with ample time for questions about each treatment and process.

Our Network. Your Confidence
AESTHETIC SURGERY
Some treatments that are recommended may not be a non-surgical route. That is why Matthew has teamed up with some of the most world–renowned facial plastic surgeons, liposuction & body contouring specialists, vaginal rejuvenation and more to provide the fullest capabilities in aesthetics.
Glow from the inside.
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Basic Multi Vitamin
Regular price $16.99 USDRegular priceUnit price / per -
Bio C Capsule Vitamin C
Regular price $23.99 USDRegular priceUnit price / per -
Chelated Iron
Regular price $15.99 USDRegular priceUnit price / per -
Glutathione 500mg
Regular price $34.99 USDRegular priceUnit price / per -
Grass-Fed Whey Protein
Regular price $46.99 USDRegular priceUnit price / per -
Hair, Skin and Nails Multi-Supplement
Regular price $39.99 USDRegular priceUnit price / per -
Magnesium Glycinate
Regular price $29.99 USDRegular priceUnit price / per -
Mega-Magnesium
Regular price $24.99 USDRegular priceUnit price / per -
Methyl-B12 Supplement
Regular price $24.99 USDRegular priceUnit price / per -
Multi Flora Probiotic
Regular price $28.99 USDRegular priceUnit price / per -
Natural Herbal Lax
Regular price $18.99 USDRegular priceUnit price / per -
Vitamin E 400 IU
Regular price $14.99 USDRegular priceUnit price / per
Where beauty meets science.
Matthew pays meticulous attention to the finer nuances when caring for his patients. Whether addressing expression lines, acne, scars, or volume loss, his primary aim is to craft results that exude a natural and exquisite beauty, avoiding the artificial appearance. All of this done with up-to-date literature and most advanced protocols with his personalized technique.
CALL OR TEXT: 424.333.1212
Onassis Skin Featured Products
An exceptional skincare line developed through the collaborative efforts of a chemist, dermatologists, and the expertise of renowned nurse Matthew Onassis. With a collective passion for skin health and a commitment to providing effective solutions for all skin types, this formulation represents a breakthrough in skincare science.
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ONASSIS DERMAL REPAIR
Vendor:ONASSIS SKINRegular price $168.00 USDRegular priceUnit price / per -
ONASSIS AGE REVERSE SYSTEM
Vendor:ONASSIS SKINRegular price $149.00 USDRegular priceUnit price / per -
ONASSIS STEM CELL SERUM
Vendor:ONASSIS SKINRegular price $189.00 USDRegular priceUnit price / per -
ONASSIS LIP ELIXIR
Vendor:ONASSIS SKINRegular price $54.00 USDRegular priceUnit price / per
What Our Clients Say
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★★★★★
Matthew is truly incredible at what he does! He work always looks natural yet gorgeous. He has been referred to me by multiple people, and now all of my girlfriends and I trust him (and only him) with our faces. So grateful for you Matthew!
- Paula H.
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★★★★★
As someone who has visited many times over, I can confidently say that Matthew’s skill, attention to detail, and post-appointment follow up is second to none. The way he tailors his skillset of artistry and science to meet the goals of each individual speaks to how passionate he is about providing the best care to yield the best results. He is so knowledgeable, taking the time to educate and explain answers to any questions one may have along the way. The kind and approachable energy he presents himself with makes each visit such a fun experience that I always look forward to!
- Jake L.
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★★★★★
The most professional, clean, and welcoming environment! I truly love my time with Matthew, as he always makes sure I have the many options he offers in front of me before we move forward with any procedures. From Botox, to micro-needling, to laser treatments, everything he’s done has left me with the most lovely results. He’s so knowledgeable and has a true passion for his work. I’ll never go anywhere else!
-Caleb C.