Meet the Staff Dermatology Specialists in Santa Clarita

Bernard Raskin, M.D.

Bernard Raskin, MD, is an expert in Dermatology, Mohs skin cancer surgery, and cosmetic surgery. Dr. Raskin graduated from UCLA with a bachelor’s degree in physics. He received his MD degree from the prestigious University of California at Irvine School of Medicine. He then trained in Internal Medicine at the University of California at Irvine and the Long Beach Veterans Administration Hospitals. His Dermatology residency was completed at one of the nation’s premier programs at UCLA.

Dr. Raskin has specialty Board certifications in Dermatology by the American Board of Dermatology, in Micrographic Dermatologic Surgery by the American Board of Dermatology and in Internal Medicine by the American Board of Internal Medicine. He serves as a volunteer faculty in the Department of Medicine, Division of Dermatology at UCLA with responsibilities including teaching dermatologic surgery, lasers, and cosmetic dermatology. He holds fellowships in the American Academy of Dermatology, American Society for Mohs Surgery, and is a member of the L.A.County and California Medical Associations.

Dr. Raskin is also a Qualified Medical Evaluator for the Industrial Medical Council of the State of California. His list of medical accomplishments includes consulting for industry, inventing and developing medical instruments and founding his own company, Surgiguide Products. Throughout his career, Dr. Raskin has been a researcher and has also published scientific articles on liposuction and skin cancer treatment as well as co-authoring chapters in textbooks on cutaneous surgery and laser surgery.

Dr. Raskin’s special interests include Mohs Micrographic Surgery, which is a specialized method for removing skin cancers. He was in the first group of specialists to pass the Mohs Dermatologic Surgery Board Test and achieve Board Certifification in Micrographic Dermatologic Surgery by the American Board of Dermatology. His other area of study is in complex dermatologic diseases and treatment.

Interview With Dr. Raskin

Shawn Abrishamy, M.D.

Shawn Abrishamy completed his premedical undergraduate education at California State University, Northridge and moved cross-country to achieve his Medical Doctorate from Ross University School of Medicine and New York. Returning to California, he completed his residency training at Kern Medical Center and was awarded Resident of the Year in 2004 in Family Medicine from University of California Irvine (UCI). During his Specialty training he took an interest in General and cosmetic Dermatology, especially non-surgical facial Aesthetics at Bakersfield Dermatology and Skin Cancer Center.

Dr. Abrishamy’s artistic and conservative approach to facial rejuvenation facilitates long-lasting results. His focus is on prevention, maintenance and the non-surgical approach to looking younger and reversing signs of facial aging without surgery. Dr. Abrishamy has extensive experience with all dermal fillers, Sculptra, Neurotoxins, resurfacing lasers, laser hair removal, microneedling, Ellacor, Morpheus8 and much more.

Soheil Simzar, M.D.

Dr. Soheil Simzar, M.D. is a Double Board-Certified Dermatologist and Mohs Micrographic Surgeon specializing in cosmetic dermatology and skin cancer surgery. He began his medical studies at Van Nuys Medical Magnet High School, graduating in the top 1% of his class. Dr. Simzar received his Bachelor of Science in Neuroscience from University of California at Los Angeles and graduated summa cum laude on the Dean’s Honor List and, as one of the nation’s top graduates, was inducted into the Phi Beta Kappa Honor Society. Dr. Simzar received his Doctor of Medicine at UCLA, and was a Resident Physician in Internal Medicine at Olive View-UCLA Medical Center. At Harbor-UCLA Medical Center, he continued his Residency in Dermatology and was Chief Resident of Dermatology, while also accomplishing a Preceptorship in Cosmetic and Surgical Dermatology with Drs. Mitchell Goldman and Kimberly Butterwick. He was awarded the American Society of Dermatologic Surgery Preceptorship Award while refining his expertise in Mohs Micrographic Surgery. After his specialty training, Dr. Simzar completed a fellowship in advanced surgical and cosmetic procedures including neuromodulators, fillers, sclerotherapy, scar treatments, and laser surgery. Within weeks of graduating residency, Dr. Simzar became a clinical instructor of dermatology at the David Geffen School of Medicine at UCLA where he teaches medical, surgical, and cosmetic dermatology to the dermatology residents and medical students. He is an experienced researcher, has authored in numerous prestigious medical publications, and has presented at national conferences.

As a Mohs surgeon, Dr. Simzar specializes in diagnosis and removal of skin cancers, as well as cosmetic reconstruction using skin flaps and grafts. He has performed over several thousand reconstructions and spends most of his time involved with such cases. He takes meticulous care in minimizing post-surgical scars and enhancing cosmetic outcome.

Furthermore, Dr. Simzar has trained with some of the world’s most renowned cosmetic dermatologists and avidly stays up to date with the latest cosmetic procedures. He has contributed to innovative aesthetic styles towards cosmetic enhancement and utilizes the most advanced techniques with evidence-based practices. His primary focus is a conservative approach to maintain a natural, refreshed appearance.

Dr. Simzar holds fellowships in American Academy of Dermatology, American Society of Mohs Surgery, and American Society for Dermatologic Surgery. He is also among the first to achieve board certification in the Mohs Micrographic subspecialty.

Soheila Delrahim, M.D.

Dr. Delrahim was born in Shiraz, Iran, situated in a southern region of the country. She attended medical school as well as a residency at Shiraz Pahlavi University. She then went on to graduate in Dermatology in 1994. She started her private practice beside working in a hospital for nine years and soon after moved to the US.

In the US, she was a resident at USC school of medicine, where she completed her Family Medicine residency in 2009. Soon after, she started to work at Advanced Dermatology and Cosmetic Care. In 2010, Dr. Delrahim joined Kaiser in Lancaster Ca, and worked in a dermatology clinic for 9 years. She has recently returned to Advanced Dermatology and Cosmetic Care.

Amanda Pettus, P.A

Amanda Pettus comes to Advanced Dermatology and Cosmetic Care with five years of aesthetic and plastic surgery experience. She earned her undergraduate degree in biological sciences from Northern Arizona University in Flagstaff, Arizona, and her Masters in Physician Assistant Studies from the University of New England in Portland, Maine. She is credentialed with the National Commission on Certification of Physician’s Assistants and is a member of the American Academy of Physician Assistants. Her specialties in aesthetic medicine include injectables, lasers, skin rejuvenation and body contouring. She has a passion for achieving great patient results.

Jennifer Chang, PA-C

Jennifer Chang is a board-certified Physician Assistant with advanced training in both medical and procedural dermatology. She is skilled in diagnosing and managing a wide range of skin conditions, including acne, eczema, psoriasis, rosacea, alopecia, and skin cancers. Jennifer also has extensive experience performing biopsies, cryotherapy, electrocautery, and wound care, and she is known for her meticulous technique and patient-centered approach. Jennifer completed her Master of Health Science in Physician Assistant Studies at Duke University School of Medicine, where she gained hands-on experience in dermatology, plastic surgery, and wound management. She also holds a Bachelor of Science in Biology from Brandeis University with a minor in Health: Science, Society, and Policy. Her clinical background includes work in orthopedic trauma surgery and procedural dermatology, giving her a deep understanding of both functional and aesthetic outcomes in skin health.

She has contributed to published dermatology research, including co-authorship of “Ultrasound for Fillers: A Pre and Post-Procedural Tool” in the Journal of Dermatology Physician Assistants (2024). Jennifer is certified by the American Academy of Physician Associates and the Association of Certified Dermatology Technicians, and she is licensed to practice in California. Jennifer is fluent in English and proficient in Mandarin Chinese. She is dedicated to creating a supportive environment where patients feel informed, comfortable, and confident in their care.

Viktoriya Kostikian, N.P.

Nurse Practioner

Viktoriya Kostikian began her career as an esthetician. Her innate understanding of the profound impact that aesthetics can have on an individual’s confidence and well-being fueled her desire to attend nursing school. Graduating with distinction, she emerged as a registered nurse with a specialized focus on injectables, lasers, and skincare.

With a continued thirst for knowledge and a commitment to excellence, Viktoriya decided to further advance her career and became a nurse practitioner. Her exceptional skill set, combined with her genuine passion for her work, has positioned Viktoriya as a trusted provider in the field of esthetics and healthcare.

Viktoriya believes in the power of building meaningful relationships with those she cares for, taking the time to truly understand their concerns, aspirations, and unique circumstances. This patient-centered approach enables Viktoriya to develop tailored treatment plans that not only address her patients’ aesthetic goals but also prioritize their overall well-being.

Lorenzo Sen, MSN, FNP-C

Family Nurse Practitioner

Lorenzo Sen, MSN, FNP-C, is a board-certified Family Nurse Practitioner dedicated to providing compassionate, evidence-based dermatologic care. He completed his Family Nurse Practitioner training through United States University and is currently completing a Dermatology Nurse Practitioner Postgraduate Certificate Program at Florida Atlantic University.

Lorenzo received specialized dermatology training under the mentorship of Dr. Bernard Raskin, where he gained extensive experience diagnosing and treating a wide range of skin conditions. His clinical interests include acne, eczema, psoriasis, skin cancer detection, and the management of complex dermatologic diseases. He is experienced in performing skin biopsies, cryotherapy, lesion removal, wound care, and other common dermatologic procedures.

Prior to becoming a Nurse Practitioner, Lorenzo spent many years caring for medically complex patients in nephrology, transplant medicine, infusion therapy, and acute care settings. This diverse clinical background enables him to provide comprehensive, patient-centered care while addressing the unique needs of each individual.

Lorenzo is committed to ongoing education, clinical excellence, and helping patients achieve healthier skin through personalized treatment plans and collaborative care.

Mae Casabar-Urbano, NP-C

Family Nurse Practitioner

Mae Casabar-Urbano, MSN, FNP-C, is a board-certified Family Nurse Practitioner with experience in both medical and cosmetic dermatology. She is dedicated to providing personalized, evidence-based care and helping patients achieve healthy skin through prevention, education, and treatment.

Mae earned her Master of Science in Nursing with a Family Nurse Practitioner concentration from United States University and has extensive experience performing skin examinations, skin cancer screenings, biopsies, cryotherapy, and the treatment of a wide range of dermatologic conditions. She also has specialized training in cosmetic dermatology, including neuromodulators, dermal fillers, microneedling, laser treatments, and other aesthetic procedures.

Her background as a Registered Nurse in both hospital and outpatient settings provides a strong clinical foundation and a comprehensive approach to patient care.

Mae is passionate about building lasting relationships with her patients and helping them look and feel their best through compassionate, high-quality dermatologic care.

Alexa Gozali, DO

Alexa Gozali, DO is a Southern California native and comes to Advanced Dermatology and Cosmetic Care with unique experience in primary care, urgent care medicine and medical and surgical dermatology. Throughout her career and training, she has developed a passion for medical dermatology, management and diagnosis of skin cancer and chronic skin diseases, acne treatment as well as aesthetic and cosmetic medicine. She strongly values the integration of preventative medicine and disease management to achieve a patient’s healthcare and skincare goals.

Dr. Gozali attended the University of Southern California for her undergraduate degree. She then attended Midwestern University in Arizona for medical school and returned to Southern California to complete her Family Medicine residency at PIH health hospital where she served as chief resident her final year.

Dr. Gozali is an adventurer and outdoor enthusiast at heart. in her free time, She enjoys international travel, cycling, scuba diving, trying new foods, hiking and spending time with her family and friends.

Maggie Chan, RN

Maggie Chan, RN is the Director of Nursing for the Surgery Center who believes that patient care should be a provider’s first priority. She specializes in managing Ambulatory Surgery Centers and has been the Director of Nursing at Advanced Dermatology and Cosmetic Care since 2011. Prior to that, she was the Director of Nursing for Mid Valley Dermatology for 7 years. Her nursing career spans over two decades with experience is both Dermatology and Plastic Surgeries, Laser Treatments, Home Health, and Psychiatric care. She earned a nursing degree from Rio Hondo College and a Bachelor’s degree from Whittier College.

In her spare time, Maggie enjoys travelling with her husband and two young children. She lives in Ventura County and is always looking to try new restaurants.

Claudia Kinzer

Licensed Esthetician

Claudia is a licensed esthetician and has been practicing in the field of health and wellness since 2006. She obtained her esthetic license in 2006 and provides full service esthetics with a specific focus on advanced clinical skin care. She attended the Newberry school of Beauty in Granada Hills California. She has extensive knowledge in advanced chemical peel fundamentals, microdermabrasion, dermal needling, acne surgery and pigment correction. She has also received specialized training in Advanced Chemical Peeling Techniques for Complex Skin Conditions, Advanced Treatment Technologies, Esthetic Medical Modalities, and Ingredient and Product Knowledge.

Nancy Fonn

Licensed Esthetician

Nancy Fonn a licensed aesthetician and medical skin care specialist who has been practicing in Ventura County primarily in Westlake Village since 1998. After receiving her aesthetician license she received extensive training. A few highlights of her training exposure include Dermal Institute, Aesthetics International, PCA Skin®, SkinMedica®, Hydrafacials, microdermabrasion, and dermaplaning. Nancy is also certified in chemical peels and educated and trained in natural skin care products by Alastin, Environ, Lifeline, IS Clinical, SkinMedica® among others. Her extensive training and supervising with chemical peels provide the safest and most effective environment for people who want peels that actually produce results.

Mrs. Fonn was born in Taipei, Taiwan and has been a resident of Westlake Village since 1980. She is the proud mother of one amazing son David. She and her family participated in a non-profit organization TKO Take Kindness On, where they help children who are handicapped or have autism. They also volunteer yearly in feeding the homeless.

Nancy is dedicated to continuing education for herself and her clients in order to deliver the most advanced skin care procedures, products and customer care.

Donna Harrison

Director of Aesthetics

Donna Harrison graduated from Stockton University in New Jersey with a BS in Accounting. She had a successful career as an accountant working for such companies as Sands Casino and Coca Cola. She left her job as a controller in 2001 to raise her children. Donna returned to the work force in 2007 to pursue a career in the aesthetics business at Advanced Dermatology & Cosmetic Care. Today, she is the Director of Aesthetics and Customer Service and works with her cosmetic team planning and promoting events, monthly specials, overseeing social media and outside marketing initiatives. She strives to offer patients the best and most cutting-edge skin care products and procedures on the market.

In her free time, Donna enjoys yoga, hiking, traveling and spending time with her family.

Tilka Nosek

Tilka Nosek has been part of the aesthetic team at Advanced Dermatology & Cosmetic Care since 2018 and brings over thirteen years of experience in the skin care industry. She has a passion for educating and connecting with customers to help them achieve their aesthetic goals. She offers free skin care analysis at our store to help patients with their skin issues and anti-aging journey. She also prepares marketing material to alert our patients of promotions, monthly specials and the latest technologies.

Tilka obtained her Esthetician license from Marinello School of Beauty in 2006 and has had extensive continuing education in skin care products and ingredients. She formerly worked in clothing design after receiving her BA at the American College of Applied Arts in 1994.

Tilka loves to spend quality time with her husband and son. In addition, she enjoys creating jewelry and other crafty projects. She is also dedicated to eating healthy and working out.

Savannah Ranjbar

Aesthetic Coordinator

With over 25 years of dedicated service in the beauty industry, Savannah’s passion for beauty has remained steadfast. Throughout her makeup artist career, she has not only honed her expertise in skincare and beauty techniques but has also cultivated a deep understanding of the transformative power of self-confidence.

In 2017, obtained her Esthetician license and embarked on a mission to help people rediscover confidence in their skin.

Today, as a pivotal member of our aesthetic team, Savannah brings an unparalleled level of passion, drive, and expertise to our office. Savannah is our consultant and will be the first person you meet to listen to your concerns and will assist you throughout your cosmetic journey.

Beyond her professional endeavors, Savannah is a firm believer in giving back to her community. In her spare time, she enjoys exploring new skincare innovations, spoiling her pet daughter Bambi, and spending quality time with her loved ones, especially her nephew Noah.

David Raskin, MBA

Chief Executive Officer

David Raskin is currently the Chief Executive Officer at Advanced Dermatology & Cosmetic Care, where he oversees business operations and implementation of strategic initiatives. He was the Co-Founder of Clear Research (2009-2013), where he focused on financial analysis and valuations. David is also CEO of Skyla Ventures, LLC, a boutique real estate investment company that focuses on the Los Angeles market. In addition, David served as a part time advisor for Revita Ink, a company he co-founded that is focused on developing products to preserve tattoos. Loyola Marymount University acquired Revita Ink in 2014.

David received his BS in Marketing and Management from California State University Northridge and his MBA from Loyola Marymount University in Los Angeles, with an emphasis in Finance and Entrepreneurship. He received his Investment Banking certificate from the Investment Banking Institute in Los Angeles, and a Certificate in International Investing and Emerging Markets from The University of San Diego in 2008.

Cameo Lancaster

Chief Operations Officer

Cameo Lancaster is the Chief Operations officer for Advanced Dermatology and Cosmetic Care. She graduated Charter Career College in 2003. She began working at Advanced Dermatology and Cosmetic Care in late 2004. Cameo has worked many positions at Advanced Dermatology and Cosmetic Care and eventually worked her way up to the Chief Operations Officer.

She enjoys spending time with her family and outdoor activities with her 2 granddaughters.

Heather Devoe, MA

Backoffice Manager

Heather is a native Californian and has worked in Dermatology for 13 years. She is a certified Medical Assistant and brings confidence, commitment and multi-tasking skills to a face-paced, high volume practice. She works alongside Dr. Raskin daily and is adept with customer service and shows great compassion and attention to detail. Heather thoroughly enjoys interacting with patients and her “go the extra mile” attitude is a trademark in the office.

In her spare time, she likes to spend time with her family swimming and riding bikes.

Enedina Michel Kelly, MA

Backoffice Manager

Enedina was born and raised in California and brings ten plus years of expertise to the field of dermatology. She is a Certified Medical Assistant and is passionate about the aesthetic industry and working with patients to achieve their anti-aging goals. She is certified by Coolsculpt University as a CoolSculpting practitioner and has also been extensively trained on their newest technology, Coolsculpt Elite. She is known by our patients to be very caring and exceptional in her line of work and always goes the extra mile for patients.