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Tri Valley Plastic Surgery

At Tri Valley Plastic Surgery, we recognize the importance of having the right team to care for you and your cosmetic and reconstructive needs. We are extremely proud of the dedication, commitment, and care we provide. We look forward to meeting with you to discuss your plastic surgery needs.

Denise Leon, RN

Registered Nurse

Denise Leon is a Registered Nurse with 8+ years of experience in aesthetics. She specializes in dermal fillers, neurotoxins, laser treatments, skin resurfacing, and other modalities to rejuvenate the face and body. She continuously attends training and education regarding the newest and safest techniques in the aesthetic medical field.

Furthermore, she is also one of the pre-op/PACU nurses at our surgery center and clinic. She assists Dr. Williams with in-office procedures and post-operative visits.

Denise is a skilled and compassionate nurse who will help you find the best avenue for your aesthetic goals.

 @denisern.aesthetics

McKenzie Dixon, PA-C

Board Certified Physician Associate

McKenzie Dixon is a board-certified physician associate with a Master of Physician Assistant Studies from Samuel Merritt University. She has a strong foundation in fertility medicine, where she developed a compassionate, patient-centered approach that she now applies in aesthetic care.

Specializing in dermal fillers, neurotoxins, and non-surgical skin rejuvenation, McKenzie is dedicated to achieving natural, beautiful results. She stays current with the latest advancements in aesthetics through ongoing training, ensuring her treatments are safe, precise, and tailored to each patient’s needs.

McKenzie works closely with Dr. Williams, Dr. Wasicek, and the surgical team, assisting intraoperatively and providing pre- and post-operative care. Her comprehensive approach ensures continuity of care at every stage, helping patients feel confident and supported throughout their aesthetic journey.

 @skinandscalpelpa

Feleg Abraha, RN

Registered Nurse

Feleg Abraha is a Registered Nurse whose approach to beauty is as precise as it is personal. With a distinguished background in advanced medical aesthetics, Feleg brings deep clinical expertise to every treatment. 

After graduating from Saint Louis University's nursing program, Feleg pursued advanced training in injectables with some of the country's leading injectors. Her philosophy is simple: the most beautiful results honor your natural features, restore confidence, and feel entirely like you.

From your very first consultation, Feleg takes time to truly listen — learning your aesthetic aspirations, assessing your skin with a trained clinical eye, and crafting a bespoke treatment plan designed around you. She believes that great aesthetic care is a partnership, and her clients return not only for the results, but for the trust, comfort, and genuine warmth she brings to every appointment.

 @beautybyfelly

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We are leaders in cosmetic surgery, facial aesthetics, and medically supervised weight loss, serving the entire San Francisco Bay area. Whether you live in the Bay Area or are coming in from out of town, we’re happy to answer any questions you may have on your path to your new self. Book your cosmetic surgery intro call or Med Spa consultation today and take the first step towards realizing the look you’ve always wanted for yourself.

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