Our Providers

Robert J. Roth, MD

Dr. Roth received his BA in Arts and Sciences from West Virginia University and both the D.D.S and M.D. degrees from the University of Pittsburgh Dental and Medical Schools. He interned at Madigan General Hospital and was a Resident and Chief Resident in Dermatology at Stanford. Dr. Roth was a Captain in the U.S. Army Medical Corps, and he is currently Adjunct Professor of Dermatology at Stanford. He is Board Certified in Dermatology.

Robert J Roth MD

Shurong Chang, MD PHD

Dr. Chang received her B.S. with thesis honor distinction from Peking University (also known as Beijing University) in Beijing, China. After obtaining her M.D. and Ph.D. degrees with honors from the University of Texas Southwestern Medical Center at Dallas, Dr. Chang moved to Northern California to join her family. She completed her internship in preliminary Internal Medicine at California Pacific Medical Center in San Francisco, followed by residency in Dermatology at University of California Davis Medical Center. Dr. Chang has published in high-profile journals including Cell and Proceedings of the National Academy of Sciences. Dr. Chang is fluent in English and Mandarin.

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Sunil S. Dhawan, MD

Dr. Dhawan is a graduate of San Francisco State University and the University of Southern California School of Medicine. He completed an internship and residency in Internal Medicine at U.C.S.F followed by a residency in dermatology at Mount Sinai Hospital in Miami, where he was also Chief Resident. He is Board Certified in Internal Medicine and Dermatology. Dr. Dhawan is a Fellow of the American College of Physicians and the American Academy of Dermatology. He also is an Assistant Adjunct Professor at the Stanford University, Department of Dermatology, where he teaches dermatology residents and medical students. In addition to English, he speaks Hindi.

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Olivia Martinez, MSN, FNP-C

Olivia joined Center for Dermatology in 2016. She is a board certified Nurse Practitioner. Prior to joining the Center for Dermatology, she worked as a nurse practitioner in primary care at a community health based clinic in Bakersfield, California for 18 months. She also has a diverse medical background working as a registered nurse for 9 years in medical-surgical and emergency care departments.

She earned a Master of Science degree in Nursing from Holy Names University in Oakland, California, and a Bachelor of Science Nursing degree from California State University in Bakersfield, California. She is also a member of the American Academy of Nurse Practitioners. She has a deep passion in the field of dermatology, and provides care for a variety of cosmetic and medical dermatology conditions. She looks forward to assisting you and your family with all your skin care needs.

Patrizia A. Visconti, PA-C

Patrizia Visconti is a California-licensed Physician Assistant board certified by the National Commission on Certification of Physician Assistants (NCCPA). Patrizia graduated from the University of Florida, receiving a Bachelor of Science degree in Biology. She then attended Barry University in St. Petersburg, FL where she graduated Magna Cum Laude from her dual degree in Master of Clinical Medical Science (CMS) and Physician Assistant Certification in 2016. She has been practicing Dermatology ever since.

Physician Assistants (PAs) are healthcare providers who practice with the collaboration of physicians, without requiring direct supervision. As a PA working at Center for Dermatology, Cosmetic and Laser Surgery, Patrizia offers various medical, surgical, and cosmetic dermatologic services. She is a fellow of the Society of Dermatology Physician Assistants and the American Academy of Physician Assistants.

Being born in Venezuela, Patrizia is fluent in Spanish. She resides in Fremont, CA where she enjoys hiking, cooking, and spending time with her family.

Hayes B. Gladstone, MD

Dr. Gladstone went to secondary school at Western Reserve Academy in Hudson, Ohio where he independently studied fetal surgery and development and graduated with Honors in History and was elected to the Cum Laude Society. He completed a combined Bachelors’s and Master’s Degree Program at Tufts University and the Fletcher School of Law Diplomacy and graduated with Summa Cum Laude Honors on both his Degree and Thesis. He earned his medical degree from the University of Rochester.  During Medical School, he received fellowships to study the late effects of the Atomic Bomb in Hiroshima, Japan as well as treating Burn Patients in Haifa, Israel.

Dr. Gladstone then completed his Surgical Internship at the University of California, San Francisco.  He completed a Research Fellowship at UCSF investigating the role of Growth Factors in wound healing under the mentorship of Dr’s Robert Jackler, MD and Robert Schindler, MD in the Department of Otolaryngology-Head and Neck Surgery.  He then trained in Otolaryngology-Head and Neck Surgery at the University of Washington as well as Dermatology.  He completed an NIH fellowship at the University of Washington focusing on the use of virtual reality in dermatologic surgery.  Dr. Gladstone then completed a prestigious UCLA affiliated Mohs Surgery, Reconstruction and Cosmetic Surgery Fellowship under the Direction of acclaimed Dermatologic Surgeon, Ronald L. Moy, MD. Dr. Gladstone was a Clinical Instructor at the UCLA School of Medicine.  Dr. Gladstone is Board Certified in Dermatology.

Caroline Doo, MD

EDUCATION

Undergraduate/Medical School:

University of Missouri – Kansas City, Combined BA/MD Program, 2009-2016

POSTGRADUATE TRAINING

Internship:

University of Mississippi Medical Center, Internal Medicine, July 2016-June 2017

Residency:

University of Mississippi Medical Center, Dermatology, July 2017-June 2020

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