Spectrum Dermatology Providers

SPECTRUM DERMATOLOGY | SCOTTSDALE & GREATER PHOENIX, ARIZONA

Dermatology Expertise That Matters

Spectrum Dermatology is home to top notch medical professionals with a variety of expertise and training in the field of dermatology. Get to know a few of our team of board certified dermatologists, nurse injectors, physician assistants, and nurse practitioners.

Nancy Kim | Spectrum Dermatology Scottsdale, Arizona

Nancy Kim, MD, FAAD

Board certified in Dermatology and fellowship-trained in Mohs skin cancer surgery, Dr. Nancy Kim is a former Assistant Professor of Dermatology at the University of Arizona. Dr. Kim has authored extensively on various topics in the field of dermatology and her work has been published in peer-reviewed journals. Dr. Kim is recognized by Phoenix Magazine as a Top Doc in 2017, 2018 and 2019.

Catherine Chen | Spectrum Dermatology Scottsdale Arizona

Catherine Chen-Tsai, MD, FAAD

Dr. Catherine Chen is a board certified dermatologist with over 10 years of experience in the East Valley. She joins Spectrum Dermatology with her primary goal of constructing the best skin care and multi-disciplinary team for her patients.

Dr. Jennifer Geoghegan | Board Certified Plastic Surgeon, Scottsdale, AZ

Jennifer Geoghegan, MD, FACS

Dr. Geoghegan is proud and excited to join the staff of Spectrum Dermatology where she is able to use her skill and expertise in breast, body, and reconstructive procedures to help patients achieve beautiful and natural-looking results. Dr. Geoghegan is also voted Best Of The Valley for “Best Female Board Certified Plastic Surgeon” in 2019 by Arizona Foothills Magazine.

Dr. Brooke Jeffy | Spectrum Dermatology Scottsdale Arizona

Brooke Grant Jeffy, MD, FAAD

Dr. Brooke Grant Jeffy is a board certified dermatologist, practicing in the Phoenix area since 2012. Dr. Jeffy is board certified by the American Board of Dermatology and a fellow of the American Academy of Dermatology.

Christle J Layton | Spectrum Dermatology Scottsdale, Arizona

Christle J. Layton, MD

Dr. Layton completed medical school at Stanford University School of Medicine where she engaged in clinical research at the Stanford Cancer Center related to melanoma skin cancer. Dr. Layton completed her Dermatology Residency at Tufts Medical Center in Boston, MA.

Brendan O'Neill | Spectrum Dermatology Scottsdale, Arizona

Brendan O’Neill, MD, FAAD

Dr. O’Neill is dual board-certified by both the American Board of Dermatology and the American Board of Pathology. He has completed extensive formal training in the histologic interpretation of skin biopsies, and works on-site at Spectrum Dermatology. This allows for accurate and timely clinicopathologic correlation and turnaround time for Spectrum’s patients.

Dermatologist Dr. Pardee | Spectrum Dermatology

Susan R. Pardee, MD

Dr. Susan R. Pardee is a board certified dermatologist practicing for over 35 years, in the Phoenix area since 1984 and joins Spectrum Dermatology as one of the most experienced physicians in the valley treating general and pediatric issues of the skin, hair, and nails.

Randi Rubenzik | Spectrum Dermatology Scottsdale, Arizona

Randi Rubenzik, MD, FAAD

Randi Rubenzik, MD, is a board certified dermatologist who brings more than 12 years of expertise to Spectrum Dermatology. She sees patients with a variety of medical problems ranging from pediatric to adult dermatology. Dr. Rubenzik is recognized by Phoenix Magazine as a Top Doc in 2017.

Ross Stutman | Spectrum Dermatology Scottsdale, Arizona

Ross Stutman, MD

Dr. Ross Stutman is board certified by the American Board of Plastic Surgery. He specializes in cosmetic, oculoplastic (reconstructive and cosmetic surgery of the eyes), and general reconstructive plastic surgery.

Maya Thosani | Spectrum Dermatology Scottsdale, Arizona

Maya Thosani, MD, FAAD

Dr. Thosani completed her internship at New York University’s Downtown Hospital in Manhattan. She then completed three years of residency and served as a Chief Resident in Dermatology at Stony Brook University Hospital and spent a significant amount of time at the Veterans Affairs hospital and at Memorial Sloan-Kettering Skin Cancer Center. Dr. Thosani is recognized by Phoenix Magazine as a Top Doc in 2017, 2018, and 2019.

Rajan Bhatt| Spectrum Dermatology Scottsdale, Arizona

Rajan Bhatt, MD, MBA, FACC, FACP

Dr. Rajan Bhatt is double board certified in Cardiology and Internal Medicine. With his extensive training, Dr. Bhatt is committed to providing the highest quality of care to his patients, utilizing the most recent medical and surgical advances in a warm and compassionate environment.

Laura Devlin, ANP-C, Spectrum Dermatology, Scottsdale

Laura Devlin, ANP-C

Laura Devlin is a board certified adult nurse practitioner and has been practicing medical and cosmetic dermatology in the Phoenix Valley since 2006. Laura is well versed in performing full body skin exams for the prevention and detection of skin cancer in adolescents, adults, and seniors.

Juliette McCaffrey | Spectrum Dermatology Scottsdale Arizona

Juliette McCaffrey, PA-C

Juliette McCaffrey, PA-C is a board certified Physician Assistant with over 10 years of experience in Dermatology. She began her journey in medicine volunteering her services several times in Haiti, starting at the age of seventeen.

Jeanne Peterson, PA-C | Spectrum Dermatology, Scottsdale Arizona

Jeanne Peterson, PA-C

Jeanne Joins Spectrum Dermatology after working in Tucson, AZ at a very high volume Dermatology practice for the past several years. She is experienced in both general and surgical dermatology. Jeanne loves performing skin exams, treating general dermatologic conditions and strives to treat her patients as if they were family.

Maggie Stark | Spectrum Dermatology Scottsdale, Arizona

Maggie Stark, PA-C

Maggie is a board certified Physician Assistant, PA-C who has been practicing general and cosmetic dermatology in the East Valley since 2001. Maggie has 14 years of extensive clinical experience in general, ethnic, and surgical dermatology seeing a full spectrum of dermatologic conditions of the skin, hair and nails.

Katherine Weidenbach | Spectrum Dermatology Scottsdale Arizona

Katherine J. Weidenbach, NP-C

Katherine is a board certified nurse practitioner with a specialty in dermatology. With over 35 years in the medical field she brings the knowledge and experience to offer quality individualized care to each of her patients.

Darren West, MPAS, PA-C | Spectrum Dermatology, Scottsdale, AZ

Darren West, MPAS, PA-C

Darren West is a nationally board-certified physician assistant with over 18 years of experience in clinical dermatology. He brings extensive experience in adult dermatology, pediatric dermatology, and dermatologic surgery.

Priscila Ferrand | Spectrum Dermatology Scottsdale, Arizona

Priscila Ferrand, RNFA, Nurse Injector

Priscila brings over 25 years of extensive training and expertise in the field of Aesthetic Modalities and Skin Care as the Licensed Nurse Injector at Spectrum Dermatology.

Terri Everest, Spectrum Dermatology Nurse Injector

Terri Everest, RN, Nurse Injector

Terri brings over nine years of expertise as a Registered Nurse to Spectrum Dermatology where she performs advanced dermal filler injections and laser procedures utilizing many of the latest technologies available in aesthetic medicine today.

See What People Are Saying

  • "I would follow Dr. Catherine Chen-Tsai to the moon. Best dermatologist I have encountered. She is thorough, patient-focused, and passionate about her profession. I have followed her to her current practice as she has treated me for ten years."

    - DB, Actual Patient*

  • "The doctor was extremely kind and told me I was misdiagnosed by another doctor!!! I was put on the right treatment for my skin condition and there are already major results 24 hours later. So thankful for spectrum and their doctors, getting closer to having normal skin again!"

    - HM, Actual Patient*

  • "Dr. Kim is the best! Very prompt and professional. Explains the options and what to expect from the treatment she recommends."

    - JH, Actual Patient*

  • "We did not wait longer than ten minutes from the time we checked in with the front desk. Our wait time in the exam room was less than five. Pretty impressive for the later part of the day! We will happily return to Spectrum Dermatology for any future skin issues!"

    - MK, Actual Patient*

  • "The office was spotlessly clean, the waiting area was very nice, the staff was very friendly and helpful, the doctor was professional and knowledgeable. I was given time to ask questions and received easy to understand answers. I will be back!"

    - LW, Actual Patient*

  • "I have been a patient for over a year and would recommend anyone looking for a dermatologist to contact Spectrum Dermatology and ask to meet with Dr. Jeffy."

    Ron, Actual Patient*

  • "I was in today for an appt. with Dr. Thosani, who is a wonderful Doctor. I am 72 and I don't get impressed very easily. She is always very professional and gentle."

    - KN, Actual Patient*

  • "Everyone at the Tatum location has been awesome to work with. They explain the risks, the process, and make it as painless as possible."

    - Matthew, Actual Patient*

  • "I have taken my wife to Dr. Kim for a few of her appointments. She is without a doubt the best at what she does. Excellent bedside manner, very professional and yet, so down to earth to make you feel at ease."

    - JB, Actual Patient*

  • "My many questions were answered thoroughly and I was not made to feel rushed. I felt very comfortable during the exam due to Dr. Jeffy's demeanor. I highly recommend Spectrum Dermatology."

    - DH, Actual Patient*

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