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Clinic Type

Allergy & Immunology

Address

865 Northern Boulevard, Suite 101 Great Neck, NY 11021

Phone

(516) 622-5070

Email

Opening Hours

Monday–Friday 9am–5pm (appointment scheduling)

Services Offered

  • Allergy and Immunology
  • Asthma care
  • Primary immunodeficiencies
  • Secondary immunodeficiencies
  • Allergic rhinitis
  • Food allergy
  • Eczema
  • Other skin disorders

Team

  • Not specified, Not specified — Physicians/clinicians in Allergy & Immunology

Insurance & Payment

Languages Spoken

FAQs

What are the office hours?

Sunday Closed; Monday–Friday 9:00am–5:00pm; Saturday Closed.

Photos

What Patients Say

Overall sentiment across review platforms: mixed

  • Northwell Health Website (Dr. Gina Theresa Coscia): 4.7/5 stars (66 reviews)
  • Northwell Health Website (Dr. Blanka Kaplan): 4.7/5 stars (93 reviews)
  • Northwell Health Website (Dr. Sherry Farzan): 4.6/5 stars (44 reviews)

Patients praise

  • Generally high ratings for individual physicians within the practice

Common complaints

  • Concerns regarding administrative staff efficiency and communication
  • Reports of difficulties in obtaining necessary documentation for schools
  • Patient perceptions of limited diagnostic testing and treatment scope

"Negative five stars. This review is pertaining to the Allergy and Immunology Department . Do not waste your time, expecting to get help, these are not the doctors, I call them the Prescribers. Because, all they can do is to prescribe EpiPen or Benadryl., no blood or other tests even taken The admin staff is brain dead. We've been waiting for two weeks for them to email us a Notice of Absence for school, and still have not received it"

LocalityBiz

Synthesized from public review platforms as of Jul 11, 2026 — sources: [1][2][3][4].

Information sourced from the clinic's website as of July 11, 2026.

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