Qualifications of Dr. Boyan Hadjiev


  • Medical School - Case Western Reserve University, Doctor of Medicine
  • Long Island Jewish Medical Center, Residency in Internal Medicine
  • Long Island Jewish Medical Center, Fellowship in Allergy and Immunology
  • University of Michigan, Ann Arbor (Bachelor’s)

Hospital Affiliations

  • Northwell Health




Board Certifications

  • American Board of Allergy, Asthma & Immunology

In-Network Insurances

  • Accepts most major insurances 


  • Allergist
  • Internist
  • Immunologist

Languages Spoken

  • English 
  • Spanish
  • French
  • Italian
  • Russian
  • Bulgarian



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Professional Statement

Thank you for choosing Dr. Boyan Hadjiev.

Dr. Hadjiev, a Board Certified Sinus Specialist, sees, evaluates, and treats patients of all ages. He strives to provide the highest level of professionalism to each and every patient.