Luz Concepcion

Luz, Medical Assistant at Chelsea Otolaryngology, has been New York licensed for over 18 years. As the offices’ go-to, Luz assists with the medical and administrative sides of the practice. For scheduling a surgical procedure or cosmetic appointment or information regarding fees for Botox, fillers, and cosmetic surgery, she can be reached at or at extension 211.

Theresa Mirabile

Our Billing Administrator is a veteran medical biller in the NYC area. With 20 years of dedicated otolaryngology experience, she is a wealth of information regarding the ever-evolving intricacies of medical billing and where to find the best coffee in Chelsea. For any billing inquiring, she can be reached at or at extension 203.

Yasmin Pichardo

Our Front Desk Administrator graduated from the New York School for Medical and Dental Assistants before becoming the one-woman welcome party greeting you at our office. With more than 10 years of ENT experience, she is our patient intake coordinator and catalogues patient information, coordinates prescriptions, and interfaces with insurance. She can be reached at or at extension 201.

Alison Hoffman

Alison, Doctor of Audiology and associates of Advanced Hearing Center, has been affiliated with Chelsea Otolaryngology, PLLC since 2018. She provides comprehensive service of audiology including hearing tests, tinnitus evaluation and management, and assistance with dizziness for all things ears. She’s adept with hearing aids and custom-fitted musician ear plugs, so you can hear (or not) whenever you need.

Please be advised that of March, 2023, Dr. Portnoy will be practicing exclusively in Miami, FL at 2 locations. To schedule your appointment, please call (305) 662-8316.


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