Owners & Management Staff

Bernard Michlin, MD & Medical Director

Dr. Michlin focuses on the prevention and treatment of adult diseases and is prepared to deal with whatever problem a patient brings, be it common or rare, simple or complex. Dr. Michlin is a specially trained diagnostician who cares for those who have severe, chronic illnesses and situations where several different illnesses may be present at the same time. They provide patients with an understanding of wellness (disease prevention and the promotion of health), women’s health, substance abuse, mental health, and those with disabilities, as well as treatment of common problems of the eyes, ears, skin, nervous system, and reproductive organs.


Mary Halls, AE & Aesthetic Clinical Director

Mary’s main passion is giving back to what has been so good to her…life. Working on such an intimate level with patients is such an irreplaceable experience. She acknowledges what a privilege it is to be able to touch and heal in so many ways. It is such an honor for her to assist someone in transforming their skin. Mary has trained in the medical esthetics industry since 1996 and still retains her passion for skin care. When setting up the clinic, her main intention was to create an environment that was both nurturing and sophisticated; a place that would be a true reflection of all of us who have chosen to make this their work environment; a place where the true love and compassion we all feel for our patients washes over you the moment you walk through the door; and most importantly a place where you can transform your skin and celebrate your journey.

Allysen Kelly, DNP, FNP-BC & Clinical Director

Allysen Kelly is a board-certified family nurse practitioner (FNP-BC) who specializes in a variety of noninvasive injectable products, laser treatments and aesthetics procedures. Allysen is passionate about helping patients regain their self-confidence by rejuvenating, tightening, and toning their skin. She is constantly expanding her knowledge and skills in the industry and has been trained by many experts both nationally and internationally. Allysen takes pride creating unique customized treatments with the latest technology that is both corrective and preventative. She believes in taking time to educate patients as investing in your skin is a decision that lasts a lifetime.

She earned her degree as a Doctor of Nursing Practice from the University of Arizona and holds several certificates in other medical related fields of eHealth/Telemedicine technology and Rural Health. She is a member of the California Association for Nurse Practitioners and gained board certification through the American Nurses Credentialing Center.

Outside of work, Allysen has several interests including, software development for eHealth/Telemedicine applications, spending time outdoors with her two young sons, hiking, writing and is a former NFL Cheerleader for the Arizona Cardinals.

Carrie Weaver, Manager & AE

Carrie has been practicing in the field of medical aesthetics since 2002.  Her personal passion for living a healthy and balanced lifestyle shine through in every interaction with her. Carrie’s professional achievements include maintaining unique relationships with her patient base of over 1500 people, a positive reputation in the medical aesthetic field, and continued procurement of new treatments & ingredients to improve her patients’ results. With a Bachelor’s Degree in Political Science and Modern Political Theory, her researching skills are constantly applied to seeking out advanced technologies to procure for Alvarado Institute of Skin Care’s advanced skincare programs. When Carrie is not at the Medical Spa, you will find her working out, going to live concerts, or indulging in one of the many boutique restaurants in San Diego. Her sense of vintage & urban style adds to the comfortable and relaxed feeling at Alvarado Institute of Skin Care. She will always greet you & send you on your way with a warm hug and bright smile. Her passion for nurturing patients will continue to drive her to provide the best service possible to all who walk through Alvarado’s door. Carrie invites you to join Alvarado Institute of Skin Care for a new approach to healthy skin… Be the best version of yourself every day!

Medical Staff

Charmaine Soriano, RN

Charmaine is a registered nurse and cosmetic specialist, graduated with a Bachelor of Science from SDSU in 2007. She worked as a medical assistant for a plastic surgery clinic for 4 years, which is where her love for aesthetics started. She has been working in the medical aesthetic industry since 2008 with more than 8 years experience in anti-aging treatments and laser corrective procedures. Her profession is truly her passion. She specializes in providing cosmetic treatments such as laser hair removal, skin rejuvenation and resurfacing, and is an Allergan Platinum Certified Expert in Botox, Juvederm, Voluma, Volbella, and Kybella. She is also certified for other injectable fillers of Galderma and Merz products. Charmaine uses her talent and skills to help her patients look and feel their best.

Aesthetic Staff

Nicole Rothrock, AE

Nicole believes caring for your skin opens the door to a balanced lifestyle.  It is her greatest desire to share her knowledge of a healthful way of life.  In 2006 she received her Aesthetician License from Yvonne de Vilar Scientific Skin Care Academy in Vienna, Virginia.  After years of practical experience she returned to Yvonne de Vilar for her Masters in Medical Aesthetics in 2009.  Furthering her education allowed her to apply advanced skin care techniques and laser treatments to improve skin texture, pigmentation, and redness. Through out her work in the medical field she has acquired experience though the use of different modalities including Coolsculpting, Radio Frequency and Ultra Sound Technologies to target fat cells, improve collagen production and elasticity.   She is also skilled at facial treatments such as deep pore cleansing facials, chemical peels, microdermabrasion, and other techniques such as lymphatic drainage.  Nicole believes healthy radiant skin is a reflection of inner health, in office treatments, and a skillfully selected skin care regimen. She looks forward to designing customized treatment plans to meet each patient’s specific needs.

Krystle McCabe, AE

Krystle joined Alvarado Institute of Skin Care in 2016. As a lifelong learner and passionate teacher, she took a 10-year career and Master’s Degree in Education and married it with her passion for skin care and beauty. She loves to have found a career dedicated to service and education that also allows her to bring out her clients’ inner confidence through healthy, radiant skin. Her focus is on creating customized skin care programs and routines and educating her clients on skin health and nutrition, both inside and out.

Kayleigh Palumbo, AE

Kayleigh has been in the Aesthetics field for over 10 years and is so passionate about helping her patients feel beautiful from the inside out. While specializing in body waxing, lashing and microblading. She is taking her experience into the medical Aesthetic field and is excited to pursue a more clinical approach to skincare and beauty. When Kayleigh is not at the spa, you can find her spending time with her family and friends. Working out and staying healthy, volunteering at church, and truly trying to make a difference in the community. With seeing her at Alvarado Institute of skincare you can always count on leaving feeling refreshed and relaxed.

Andres Cervantes

Andres Cervantes is a Massage Therapist who specializes in a variety of  modalities including swedish, deep tissue, sports massage, pre/post natal, trigger point and myofascial therapy. Andres loves being a massage therapist and working in the wellness industry because of the rewarding feeling he gets from assisting clients on the road to recovery and relaxation. Helping people feel better by addressing the root of a problem instead of medicating the symptoms is the only thing that makes sense to him. He treats massage like an art and  is constantly expanding his knowledge and skills in the industry. Outside of work, Andres  is a Brazilian Jiu Jitsu practitioner who has dedicated the past 9 years in learning the art from world-renowned martial artists in their home countries of Japan and Brazil. He currently trains under professor Andre Galvao in San Diego CA.

Patient Coordinators

Racquel Ann Castro

Racquel was born in San Diego, California. She is a nursing student at San Diego State University with her BLS certification. After graduating in 1.5 years with a BSN, she plans to continue her knowledge in medical spa to become a aesthetic nurse! Growing up in a big family and working in healthcare/food industry in the past has really taught her the skills to connect and communicate effectively to patients/customers. Her focus and belief is to help her patients feel that Beauty is Power. Because when you invest in yourself, take care of yourself and do things to take care of yourself, you gain confidence! With confidence comes strength, with strength comes power. Inner power that transpire to your outer beauty.  Outside of work, Racquel loves to workout at the gym, volunteer to help the community, lay out on the beach, hike and eat food!

Sara Azabo

Sara Azabo is a pre-nursing student who has a passion for helping and interacting with patients. Sara has worked in Customer Service for over two years now, which has taught her everything and anything she needs to know when it comes to making patients feel welcomed. She aspires to earn a Bachelor’s Degree in Biology to become an Aesthetic nurse specializing in lasers and injectables. Making patients feel confident is what is motivating her to earn her degree.

Cassandra Penalosa

Cassie loves life and believes that if you love life, it will love you right back. She is currently working on her nursing degree. For her, education isn’t a process – it’s a style of living. She enjoys having intellectual conversations, traveling, exploring different small coffee shops and most of all spending time with those that she loves and cares for. Cassie is always striving to be the best human-being she can be – every day for her is a new beginning to become the best version of herself. She believes life is so beautiful and she enjoys even the smallest moments because those are the ones that put a smile on her face. Cassie is passionate about stimulating her soul with positiveness.

Caitlynn Brown

Caitlynn was born and raised in San Diego, California and recently graduated from the University of Alabama. She missed the perfect weather California has to offer so she moved back home to continue her education. Career wise, Caitlynn’s passion lies in healthcare and helping individuals be their healthiest, most confident selves. Outside of work she enjoys spending time with her family, horseback riding, and being down by the beach!


Cheryl was born and raised in San Diego. After working for several years in the coffee industry and studying for a business degree, she decided to change paths and focus more on health and wellness. She is always looking for ways to improve and grow and has a deep love for nature. With a curiosity for skin care and an eagerness to learn the industry, Cheryl is excited to be a part of the amazing team at Alvarado Institute of Skin Care!