Our Nurses and Aesthetician

Dennie Tabor - RN

Cosmetics Director
Dennie Tabor For the past 15 years, Dennie Tabor has been the Director of Cosmetic Services at Advanced Dermatology Center. She is a Master Injector and Laser Specialist in the field of Cosmetic Dermatology. Dennie is known throughout the Los Angeles area as being one of the Top Cosmetic Nurses in her field. Her patients continuously rave about the treatments she has provided for them. She is truly exceptional in her outstanding service and care for her patients and we are very happy to have her as a part of our team.

Lena Metcalfe​ - PA-C

Beth Donowho

Lena is a graduate of Philadelphia University where she graduated with the highest honors, Summa Cum Laude and went on to earn her Master’s degree. She is a fellow member of the Society of Dermatology Physician Assistants and is completing the Diplomate Fellowship. Upon graduation, Lena accepted a position in dermatology where she found her passion treating a variety of skin conditions and performing cosmetic procedures. She was thrilled to move to sunny California to continue pursuing her dream in aesthetic dermatology. She believes in enhancing her patients’ natural features so they can embrace their unique beauty and feel more confident from the inside out.

Beth Donowho​ - RN

Beth Donowho

Beth brings to our practice many years of medical aesthetics experience. She combines her artistic ability with scientific knowledge to expertly administer cosmetic injectables and create great, natural looking results. Employed for over six years as a Senior Aesthetic Clinical Educator by Merz North America, Beth traveled throughout the US, training health care providers on the use of dermal fillers, neuromodulators and other medical devices. Beth’s nursing career began in Canada where she completed her Bachelor of Science in Nursing. In addition to her busy clinical schedule, she is pursuing a Master of Science in Nursing/Nurse Practitioner degree.

Yvonne Ruiz Yvonne Ruiz


CoolSculpting Specialist

Born and raised in California, Yvonne started her career in the medical field 10 years ago as a Cosmetic Medical Assistant. She expanded her knowledge in the field of Cosmetic Dermatology and completed her education as an Aesthetician. In addition, she is a certified CoolSculpting practitioner. She is known by our patients to be very caring and exceptional in her line of work.

Our Nurses