Has been practicing Clinical and Cosmetic Dermatology since 1999. Having earned her degree in Medicine from De La Salle University in 1993, Dra.Jean passed the Philippine Physician Licensure Examination in 1995. A few years after, she graduated as Chief Resident of the Department of Dermatology at the East Avenue Medical Center, and consequently acquired training in Clinical, Cosmetic, and Laser Dermatology in Mid Valley Dermatology at Sherman Oaks, California, U.S.A. Likewise, Dra. Jean trained in Advanced Laser and Cosmetic Dermatology in Houston, Texas. She is a fellow at the Philippine Dermatological Society, and the past president of the Philippine Center for Dermatology and Laser Surgery. She has been a consultant of various medical spas and wellness centers around Metro Manila. Her father, Dr. Antonio Marquez, is one of the pioneers of Dermatology in the country.