Meet Our Clinical Team

Dr. Gurkan Goktug, DMD, DDS, CAGS


Prosthodontist / Restorative Dentist 

Dr. Gurkan Goktug received his DDS degree from Hacettepe University School of Dental Medicine in 1992 in Turkey. He began his postdoctoral training in prosthodontics in 1998, and received his certificate of advanced graduate study in 2001 from Boston University Goldman School of Dental Medicine. Immediately after graduation, he was hired as a clinical instructor in the Department of Restorative Sciences and Biomaterials, Division of Postdoctoral Prosthodontics. He was appointed as course director of the Basic Prosthodontics Techniques course in 2002, and has remained director of this course for the last 12 years. Dr. Goktug received his DMD degree in 2008 from Boston University Goldman School of Dental Medicine.  He was promoted to clinical assistant professor in 2006 and in 2010, he was promoted to assistant professor. He received the Residents’ Award for Teaching Excellence in 2006, 2007, 2009, 2010 and 2011. Dr. Goktug has been actively teaching continuing dental education courses for 12 years.  He has lectured nationally and internationally. He has been practicing dentistry, limited to prosthodontics, at 2 different facilities, and teaches postdoctoral prosthodontics at the Boston University Goldman School of Dental Medicine. He has published in peer-reviewed professional dental journals.

Dr. Goktug is a prosthodontist specializing in complex esthetic cases and full-mouth rehabilitation, including full porcelain crowns, porcelain veneers, and full porcelain inlays and onlays; single crowns and bridges, full-mouth fixed partial dentures, complete dentures; implant-supported crowns, bridges, and over dentures. When he is not practicing dentistry he enjoys weight lifting, gardening, baking bread and spending time with his family.

Dr. Hatice Hasturk, DMD, PhD, CAGS


Periodontist, Dental Implant Surgeon

Dr. Hatice Hasturk received her DDS from School of Dentistry at Hacettepe University in Ankara, Turkey in 1988. She completed her PhD and periodontology specialty training at the same institution in 1995. After working for four years as a private periodontist in Istanbul, she started working at the Clinical Research Center at the Boston University Henry M. Goldman School of Dental Medicine as a research fellow in 1999. Dr. Hasturk received a Certificate in Advanced Graduate Study in periodontology from GSDM in 2004. She joined the Forsyth Institute in 2010 and is a Senior Member of Staff (Professor), Department of Applied Oral Sciences and the Director, Center for Clinical and Translational Research.

As a dentist and specialist (periodontist), Dr. Hasturk’s work mainly involves the oral cavity, but she is interested in much more than just improving dental care. She is working to understand the link between oral diseases and how they can affect the rest of the body. Specifically, Dr. Hasturk focuses on diabetes, cardiovascular disease, and other conditions that share a common inflammatory pathway with periodontal disease.

Dr. Hasturk is a board-certified periodontist and has authored or coauthored more than 50 scientific publications in peer-reviewed dental and medical journals.

Dr. Yumi Maeda, DMD, DDS, PhD


General Dentist

Dr. Yumi Maeda received her DDS and PhD degree from Osaka University School /Graduate School of Dentistry in Japan in 1997 and in 2001. She began her postdoctoral training in oral surgery and general dentistry at Osaka University and its affiliated hospitals. She additionally completed a residency program in anesthesiology in Kochi University School of Medicine in 2006.

She moved to the USA to perform research in chronic pain, focusing on the mechanism of chronic pain in the human brain. Following her research, she earned her DMD degree from Boston University Henry M. Goldman School of Dental Medicine.

Dr. Maeda is a general dentist performing basic restorations, crowns and bridges, extractions, Invisalign, and teeth whitening. Dr. Maeda also provide stress free environment under nitrous oxides sedation. Dr. Maeda is an active member of the American Dental Association (ADA), the Massachusetts Dental Society (MDS) and Academy of General Dentistry (AGD).

Dr. Tingxi Wu - Orthodontist

Dr Wu

Dr. Tingxi Wu is currently a faculty member at the Forsyth Institute, serving as the Director of Orthodontic and Craniofacial Development Research. Prior to this position, she was an Assistant Professor in the Department of Orthodontics and Department of Oral Biology at the State University of New York at Buffalo, School of Dental Medicine. Dr. Wu obtained her DDS degree from West China School of Stomatology, Sichuan University. Following her DDS training, she acquired her PhD degree and orthodontic specialty training at University of California, Los Angeles.

As the director of orthodontic and craniofacial development research at Forsyth, Dr. Tingxi Wu synergizes the basic dental science and clinical work, resulting in advances in oral health and dental research at the institute. Dr. Wu also practices at Forsyth Faculty Associates to provide the best care to orthodontic patients and manage their malocclusion and craniofacial development by utilizing the most advanced technology in the field. Dr. Wu’s clinical expertise includes craniofacial growth-modification, children and adult orthodontics, orthodontics for orthognathic surgery, orthodontics to assist children and adults with breathing disorders, and management of complications in orthodontic treatment.

Dr. Wu is also actively involved in translational and clinic studies, including development of preventive and therapeutic tools against craniofacial deformity and orthodontic-related oral infectious diseases. The novel technologies developed by Dr. Wu were licensed by several dental companies. In addition, Dr. Wu’s basic research has been focused on using multidisciplinary approaches to study oral microbial pathogenesis with a specific focus on microbial biofilm, inter-species interaction and signal transduction. She has published numerous peer-reviewed articles and presented her research at national and international conferences. Dr. Wu has received awards from American Association of Orthodontists and American Association of Orthodontists Foundation.

Dr. Hakan Karaaslan, DDS



Dr. Hakan Karaaslan earned his DDS degree in 2013 from Hacettepe University in Turkey. Following several years in private practice, he pursued specialized training in endodontics at the same institute, completing it in 2019. For his thesis project, he investigated the impact of dental bleaching on hard tissues after root canal treatment. Following his residency, Dr. Karaaslan furthered his academic journey by joining Forsyth Institute on an NIH R90 Postdoctoral Fellowship. Here, he pursued his passion for studying dental hard tissue biology, mainly focusing on dental enamel and exploring the connection between dental enamel and dental pulp. Actively participating in basic science and translational research projects at the ADA-Forsyth Institute, Dr. Karaaslan brings a unique blend of clinical expertise and a solid foundation in basic science to his work.

At our clinic, Dr. Karaaslan integrates his clinical expertise with a mindset rooted in basic science to provide the most effective evidence-based treatment strategies for endodontic problems. He is an active member of the American Association of Endodontists (AAE) and the American Association for Dental, Oral, and Craniofacial Research (AADOCR).

Dr. Maha Alenzi, BDS, CAGS, FACB



Dr. Maha Alenzi received her certificate of advanced graduate study (C.A.G.S) from Boston University Goldman School of Dental Medicine.

Elida Salazar, RDH 


Elida is a Registered Dental Hygienist, Certified to Administer Local Anesthesia, who graduated in 2008 from Mount Ida College in Newton, Massachusetts. She continued her education at Northeastern University to earn her Bachelor of Science in Health Management. She has always enjoyed school, learning new things and taking on new challenges. 10 years ago, Elida became part of Forsyth Institute and joined the Center for Clinical and Translational Research team as a Research Dental Hygienist. At the present time, she complements her interest in research with clinical practice at Forsyth Faculty Associates, where she spends her time helping patients to achieve optimal dental wellness. Elida speaks English and Spanish, which is a great asset to the clinical team when it comes to better understand and assess the patient’s needs and determining what level of dental care is required.

Elida enjoys the beach and traveling. She cherishes time with family, especially spending time with her husband and two girls.

Melissa Martins, RDH 


Melissa Martins received a Bachelor of Science in Dental Hygiene in 1999 at The Forsyth Institute. Melissa has worked with the Forsyth Faculty practice and Clinical Research Department since 2010. Melissa enjoys meeting new patients from all over the world and enjoys working with children.

Gay Torresyap, RDH


Gay Torresyap, RDH, MS graduated from The Forsyth School for Dental Hygienists and received her master’s degree in clinical investigation at MGH Institute of Health Professions. She has worked in many different practice settings: university (MIT), hospital (Children’s Hospital Boston), private (Dentaquest), periodontal, research and teaching. She is committed to patient-centered care based on each patient’s need(s).

Wilson Casimir, RDH


Wilson a graduate from the State University of Haiti, came to the US in the late 1980's to rejoin his family in Boston, MA. He then attended  the ESL program at Harvard University. Wilson also attended Forsyth School of Dental Hygiene, where he earned his RDH certificate. He has been practicing dental hygiene for more than 2 decades in different organizations and private offices around the Boston Area. He joined Forsyth Faculty Associates Dental Clinic in 2013 and truly enjoys all aspects of dentistry  especially preventive and educative dentistry.  His hobbies include photography, traveling, music, and world politics. Speaks French , Haitian creole and Spanish. 

Mariana Escobar, Dental Assistant Supervisor 


Yoselin Lainez, RDA


Guerdy Blanchett, CDA


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9:00 am-6:00 pm


9:00 am-6:00 pm


9:00 am-6:00 pm


9:00 am-6:00 pm