Meet the Grabscheid Voice and Swallowing Center Team

Mark S. Courey, MD
Professor and Chief of Laryngology, Director of the Grabscheid Voice and Swallowing Center of Mount Sinai

As the first otolaryngologist in the country to complete formal fellowship training in laryngology, Dr. Courey has focused his practice on the management of patients with voice and swallowing difficulties since 1992. He is recognized nationally and internationally for his leadership in developing Laryngology as a subspecialty and has been instrumental in training more than 50 national and international laryngologists. Dr. Courey has extensive experience in the requirements of vocal performance and has taught anatomy and physiology of voice to vocal performance majors, students of vocal pedagogy and teachers. In addition, to pioneering and developing the modern techniques of laryngeal microsurgery, Dr. Courey is known for his promotion of the interdisciplinary team approach to the management of patients and his desire to help patients avoid surgery whenever possible. 
Tel: 212-241-9425

Matthew C. Mori, MD
Assistant Professor of Otolaryngology-Head and Neck Surgery, Laryngologist

Matthew C. Mori, MD specializes in the treatment of airway, voice, and swallowing disorders. He received his MD from Stanford University and completed his residency in the Harvard combined program in Otolaryngology-Head and Neck Surgery. Subsequently he completed a fellowship in Laryngology and Care of the Professional Voice at the Vanderbilt Voice Center in Nashville, TN, training with some of the preeminent leaders in the field. Prior to medical school, he worked in the University of California of San Francisco Department of Neurosurgery investigating treatment of movement disorders with deep brain stimulation. Dr. Mori also worked extensively as a professional singer, performing as a soloist in musical theatre and opera, including singing in the San Francisco Symphony Chorus and Vancouver Opera Chorus.
Tel: 212-241-9425

Leanne Goldberg, MS, CCC-SLP
Director of Speech Language Pathology, Speech Language Pathologist and Clinical Specialist

Ms. Goldberg specializes in the evaluation and treatment of voice, swallowing, and respiratory disorders. She earned her MS at Columbia University in 2005, and completed her Fellowship at Mount Sinai, where she developed expertise in managing patients with strokes, traumatic brain injuries, head and neck cancers and neurodegenerative diseases.  She partnered in developing an outpatient program for adults with brain injuries, which continues today.  Ms. Goldberg continues as a recognized  leader in the management of patients with dysphagia. In 2013, she joined the Grabscheid Voice and Swallowing Center, where she works extensively with singers and actors with voice problems, professional voice users, and transgender patients seeking voice modification. Finally, Ms. Goldberg has partnered  to develop a novel behavioral based program to treat patient with chronic cough, which typically yields successful outcomes after only a few visits.
Tel: 212-241-9425

Devon Clark, MS CCC-SLP
Bilingual (English/Spanish) Speech Language Pathologist 

Ms. Clark specializes in the evaluation and treatment of voice, resonance, and swallowing/feeding disorders in the pediatric population. While working at NYEE, Devon has helped develop and expand the craniofacial team and pediatric feeding program. She also has extensive experience working with adult patients and performing videostroboscopy and modified barium swallow studies. Devon received her BA from the University of Delaware and her MS and bilingual extension certificate from Adelphi University. She completed her internship at Long Island Jewish Medical Center and gained extensive experience working in acute and subacute care before joining the team at NYEE. Devon is certified by the American Speech Language Hearing Association and holds her certificate of clinical competence. Devon is also certified in vital stim therapy and is fluent in Spanish. 
Tel: 646-438-7805

Karen Keung-Chan, MS CCC-SLP 
Senior Bilingual Speech-Language Pathologist 

Ms. Keung-Chan specializes in evaluation and treatment of voice and swallowing disorders and provides vocal rehabilitation in English, Cantonese, and Mandarin. She has worked extensively with professional voice users and patients post management of head and neck cancer. Karen provides training and support for use of alaryngeal voice restoration devices/prosthetics. She is trained in fiberoptic endoscopic evaluation of swallow (FEES), modified barium swallow study (MBS), myofascial release for dysphagia management, LSVT®, Lessac-Madsen Resonant Voice Therapy (LMRVT), and Casper-Stone Confidential Flow Therapy (CSCFT). Ms. Keung-Chan has completed Estill Voice Training ™ (Levels 1 and 2). After receiving her BS in Speech Language Pathology from New York University, she completed her MS in Speech Language Pathology from Teachers College, Columbia University. She is certified by the American Speech and Hearing Association, and has her clinical certificate of competency.
Tel: 646-438-7805

Tamar Kotz, MS CCC-SLP
Head and Neck Cancer Speech Pathologist

Tamar works as the Head and Neck Cancer Speech Pathologist for the faculty practice in Otolaryngology - Head and Neck Surgery at the Mount Sinai Hospital. She has extensive expertise working with patients treated for head and neck cancer, including those who have undergone total laryngectomy, oral cancer surgery or chemoradiation as primary treatment. Tamar is particularly skilled in the management of voice prosthesis and humidification for patients with total laryngectomy and trachea-esophageal puncture (TEP) voice restoration. Tamar also conducts clinical and instrumental assessment of swallowing including both the modified barium swallow (MBS) procedure and the flexible endoscopic evaluation of swallowing (FEES). Her research has focused on the changes in swallowing function after chemoradiation in patients with advanced stage squamous cell carcinoma and the effects of intensive prophylactic swallowing exercises on swallowing outcomes in this patient population.  
Tel: 212-241-8452

Vera Leyko, MS, CCC-SLP
Senior Bilingual Speech Language Pathologist

Ms. Leyko specializes in the evaluation and treatment of voice and swallowing disorders. She has extensive experience treating professional voice. Ms. Leyko also works in voice restoration following management of head and neck cancer, providing training and support for use of alaryngeal communication. Ms. Leyko is fluent in Russian and provides evaluation and treatment in both English and Russian. Ms. Leyko is trained in fiberoptic endoscopic evaluation of swallow (FEES), modified barium swallow (MBS), videostroboscopy, LSVT®, and Lessac-Madsen Resonant Voice Therapy (LMRVT). Ms. Leyko received a BS in Speech Language Pathology from Hofstra University and MS in Speech Language Pathology from Hunter College, CUNY. She holds a certificate of clinical competency from the American Speech and Hearing Association. Ms. Leyko has been at the New York Eye and Ear Infirmary of Mount Sinai since 2005, where she had the opportunity to train, collaborate, and work closely with the leading speech pathologists, voice scientists, and laryngologists in the field.
Tel: 646-438-7805

Sarah Sietsema, MS, CCC-SLP 
Senior Bilingual Speech Language Pathologist

Ms. Sietsemais a Senior Bilingual Speech Language Pathologist specializing in the evaluation and treatment of voice and swallowing disorders. She is proficient in treating professional/transgender voice, and PVFM/chronic cough, as well as voice prosthesis management. Mrs. Sietsema is trained in videostroboscopy, FEES, MBS evaluations, and LSVT. She is certified by the American Speech Language Hearing Association and holds the Certificate of Clinical Competence. After receiving a BA in Economics from Wesleyan and her MS degree in Speech Language Pathology from Columbia University, she completed an internship at Mount Sinai and her fellowship at the New York Eye and Ear Infirmary, where she has been working since 2005. Sarah is proficient in Spanish and Thai.
Tel: 646-438-7805