About Our Staff

Daniel P. Taheri, M.D.

Dr. Daniel Whether the condition is medical or aesthetic in nature, ​Dr. Daniel Taheri​ believes that sound overall health is the key to vibrant, healthy skin​. A graduate of the UCLA School of Medicine, he was awarded the "Valentine Honor", the most prestigious award bestowed upon a UCLA Medical School Graduate. Dr. Taheri went on to complete his residency at UCSD Medical Center and is board certified by the American Board of Dermatology. Throughout his career, Dr. Taheri has published over 25 articles in various ​s cientific ​j​ ournals and has authored the book, "Practical Management of Skin Cancer" which is used in Medical Schools around the country.

Dr. Taheri and LA laser & Skin Center employ the latest technological, nutritional, and pharmaceutical means to help you attain or maintain the skin you deserve to have. Motivated by the strong conviction that no one should have to suffer the stigma or discomfort of a skin condition, Dr. Taheri ​ ​ has ​ ​ extensive ​ expertise and training that is complemented by his compassionate and caring demeanor.

Dermatologist to the Oscars

Dr. Taheri is a nationally recognized speaker ​ & ​ faculty for Botox® cosmetic and ​ several other ​ laser companies. He'​s taught numerous other physicians ​ throughout the country ​ on the proper use of Botox® and ​ other ​ lasers, and has received multiple awards for his outstanding achievements in dermatological research. ​Dr. Taheri​ has also served as ​the ​ Dermatologist ​to​ the Stars at the Academy Awards in Los Angeles. Dr. Taheri is also one of the most experienced skin cancer surgeons in the U.S., having performed thousands of Mohs micrographic skin cancer surgeries in Southern California.​

Practical Management of Skin Cancer

Practical Management of Skin Cancer Featuring more than 200 full-color illustrations, this highly practical volume provides detailed guidelines for diagnosing and treating various skin cancers. Particular emphasis is on the more common forms of premalignant and malignant lesions, including actinic keratosis, Bowen disease, basal cell carcinoma, squamous cell carcinoma, and melanoma and its subtypes. For each type of cancer, the authors provide complete information on clinical features, pathogenesis, histopathology, diagnosis, treatment, follow-up, and prognosis. The book describes a variety of diagnostic methods, including shave biopsy and punch biopsy, and discusses all available treatments, including micrographic surgery, electrodesiccation and curettage, surgical excision, cryosurgery, intralesional therapy, and radiation. Close attention is given to surgical anatomy, proper use of surgical instruments, suturing techniques, postoperative wound care, common complications, and hazardous pitfalls.

  • Sam Abaza, M.D

    Sam Abaza, M.D. Board Certified Dermatologist

    Sam Abaza, M.D. is a renowned board certified dermatologist with the American Board of Physician Specialty and has been practicing in the field of Dermatology for over 10 years. He specializes in general, cosmetic and surgical dermatology.

    Dr. Abaza has a stellar academic background, having trained at Yale University hospital. Dr. Abaza has had published several peer reviewed scientific articles and is considered a leader in his field.

    With his extensive surgical background and advanced techniques, Dr. Abaza specializes in performing MOHS micrographic surgery as well as all other dermatological surgical procedures. He has performed tens of thousands of Mohs surgeries with exceptional outcomes. With his unique approach, excellent bedside manner and grasp of the latest advances in technology, he is one of the most sought after surgeons in California. Dr. Abaza has repeatedly been voted the best dermatologist by "Reader's Choice" and "Dermatology Newsletter".

    As a fellow of the American Academy of Anti-Aging Medicine, diplomat of the American Society of Laser Surgery and Medicine as well as a clinical researcher in the aesthetic community; Dr. Abaza offers the latest technology in aesthetic lasers, facial rejuvenation and anti-aging management. He has held numerous training seminars for many physicians on Botox cosmetic and various types of fillers and is a preferred physician for our celebrity patients, working with their individual goals to optimize longer lasting results preparing them for their on screen performances and award ceremonies.

    Dr. Abaza is always accepting new patients and is a preferred provider for most PPO insurances. Call to schedule your next skin exam with Dr. Abaza at one of his many Southern California locations!

  • Kristine Hirschfield, MD

    Kristine Hirschfield, M.D.

    Kristine Hirschfield, M.D. is a board certified physician and surgeon, with subspecialty fellowship training in general dermatology, cosmetic dermatology and laser surgery. She has been with LA skin and laser center for more than 8 years implementing the latest in skin care and laser treatments.

    Dr. Kristine Hirschfield comes to us from the Midwest where she completed her training at the University of Illinois in Chicago and Mercy Hospital and Medical Center. She has been awarded the honor of "Best New Dermatologist" and "Reader's Choice Award" for five years running.

    As the only female physician in our practice, she has won the hearts of our patients with her compassionate and friendly personality and offers comfort for our female and male patients while performing full body skin checks. Complementing her exceptional bedside manner, Dr. Hirschfield has extensive training in diagnosing and treating abnormal moles and skin cancers. She also offers a broad range of cosmetic treatments ranging from botox, sclerotherapy or leg vein treatment, fillers, lasers including the Fractionated CO2 Laser, mole removal, cryotherapy and surgical excisions.

    Dr. Kristine Hirschfield is an active member of many American Academies including The American Academy of Aesthetic Medicine, The American Academy of Anti-Aging Medicine, The American Medical Association as well as the American College of Aesthetics and Cosmetics.

    Dr. Hirschfield holds special interest in cosmetic, laser surgery and anti-aging medicine and has attended numerous seminars and programs perfecting her technique. As a preferred physician for many of our celebrity patients, Dr. Hirschfield works one on one in optimizing and treating their skin care needs and getting them ready for premiers and run way shows.

  • Steven Leon, MS, PA-C

    Steven Leon, MS, PA-C

    Steven Leon has been a Dermatology Physician Assistant since 2006. He is a graduate of UC San Diego and earned his Master’s Degree in Physician Assistant Studies from Western University of the Health Sciences, the largest Physician Assistant program in California. Steven practices at our Palmdale, Bakersfield and Ridgecrest locations. He is an expert in all aspects of medical, surgical and cosmetic dermatology. He has a special interest in skin cancer treatment and prevention and enjoys working with high risk populations. He has achieved the highest level of certification in his field, earning his Diplomat certification from the Society of Dermatology Physician Assistants.

    Steven is a recognized leader in his field. This is demonstrated by his 7 nationally published articles in Practical Dermatology, Derm Perspectives, and SDPA journal. These articles cover topics such as pharmacology, skin cancer prevention, skin care products, patient education and acne treatment. He believes that good patient education is the key to good results. To improve patient education in the field of dermatology, he started the "Patient Education Library" on the Society of Dermatology Physician Assistants website. His own patient education handouts are posted there and used by Physician Assistants and Dermatologists across the country.

  • Michael Roos, PA-C

    Michael Roos, PA-C

    Michael Roos was born and raised in Las Vegas, Nevada. He served as a medic in the US Army from 1988 – 1994. His service included tours in Germany, Iraq / Kuwait, and Oklahoma. While stationed in Germany, his unit was deployed to the Middle East, in January 1990, to take part in the ground war in Iraq and Kuwait during Operation Desert Storm. He remained in Kuwait after the war, until May 1990, providing general health care for the Kuwaiti People during Operation Provide Comfort. After leaving Kuwait, he was restationed to Reynolds Army Hospital in Ft. Sill, Oklahoma. There he worked as an emergency medical technician (EMT) on a Paramedic level ambulance service and in the Emergency Room for 3 years.

    Mr. Roos left military service to pursue his education in medicine, while working full time in pharmaceutical research, and received his undergraduate degree in Biology from the University of Nevada, Reno in 1999. He graduated from the Des Moines University Osteopathic Medical Center's Physician Assistant Program in 2001. He worked in Dermatology for Las Vegas Skin and Cancer Clinics from June 2001 – July 2010. There he treated all types of dermatology conditions, ranging from acne, psoriasis, and autoimmune diseases to surgical removal of moles, cysts, Basal Cell, Squamous Cell and Melanoma Cancers. Mr. Roos has performed thousands of such surgical procedures. During his time with Las Vegas Skin and Cancer Clinics he spent 5 years helping to train resident physicians during their Dermatology Residencies. He has been trained, and has over 10 years of experience, in cosmetic injectable and laser treatments. Mr. Roos joined our clinics in Las Vegas, Pahrump and Mesquite on July 1, 2010.

  • William Lee, M.D

    William Lee, PA-C

    William Lee received his physician assistant training through the U.S Army Physician Assistant School, graduating at the top of his class in 1993. He began his dermatology specialty practice in 2000, training at the Laser and Dermatology Institute of California extensively in Cosmetic Laser and Aesthetic procedures. During his 14 years of Dermatology experience he has treated thousands of patients. Utilizing all types of Lasers, fillers, Botox, he has accomplished exceptional aesthetic outcomes. He is equally focused on the latest technologies and newest techniques.

    William currently serves as a Lieutenant Colonel in the California Army National Guard. His military services has greatly enhanced his ability to practice in Cardiology, Internal medicine and family practice disciplines giving him a wide breadth of knowledge and medical experience. Continuing education has always been a goal of William's, earning a Masters degree in Physician Studies from the University of Nebraska as well as a double Master's from the University of Florida in Forensic Toxicology and forensic DNA serology. His background denotes a focus on overall wellness, a holistic approach to dermatology and unparalleled dedication to patient care.

  • Michael Giuffrida MD

    Michael Alexander Giuffrida, MD

    Michael Alexander Giuffrida, MD received his undergraduate degree in biology from Boston College, graduating magna cum laude in 1985. He then went on to receive his medical degree from Tufts University School of Medicine and then completed a residency in general surgery in Pennsylvania. Dr. Giuffrida returned to Boston in 1994 to begin his plastic surgery residency at the Lahey Clinic Medical Center.

    In Bucks County, Pennsylvania, Dr. Giuffrida became the very first plastic surgeon to specialize in aesthetic surgery, receiving board certification from the ABPS (American Board of Plastic Surgery). He then became an active member of both the ASAPS (American Society for Aesthetic Plastic Surgery) and the ASPS (American Society of Plastic Surgeons). Dr. Giuffrida went on to build a successful practice, accumulating 20 years of plastic surgery experience.

    During his 20 years of practice, he became the medical director of his very own AAAASF (American Association for Accreditation of Ambulatory Surgery Facilities) certified operating facility and received special training as an inspector for the AAAAASF, accrediting free standing operating rooms nationally. Dr. Giuffrida specifically sought additional training because patient safety is his number one priority.

    In 2006, Dr. Giuffrida built a medical spa where he acted as medical director. At this facility, he incorporated a holistic approach to plastic surgery and skin care by integrating vitamins, nutrition and lymphatic massage into treatments in an environment that fostered well-being. Now, he looks forward to bringing this holistic, wellness-centered approach to his patients in Los Angeles.

    More recently, Dr. Giuffrida received admitting and operating privileges at Providence St. John’s Hospital in Santa Monica. He’s also completing the application process to become a member of the California Society of Plastic Surgery.

Contact us today to schedule an appointment at any one of our 15 locations.