Provider records sourced from NPPES (CMS National Plan & Provider Enumeration System). Data current as of August 10, 2026.
NPIDirectory

Dr. Boyan Hadjiev, MD

Individual provider Internal Medicine Physician · NPI 1851354997

Dr. Boyan Hadjiev, MD is an Allergy/Immunology in New York, New York. Qualified in 2000, 26 years ago. Practices with Monarch Allergy Medical Services of New York PC, a 7-clinician group and accepts Medicare assignment. Licensed in New York.

Years since qualifying
26
Licensed in
NY
In the registry since
2006
Specialties on file
4
What do these letters mean?
MD — Doctor of Medicine
A physician who completed allopathic medical school.

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Practice location Address checks out

30 E 40th St Rm 1200
New York, NY 10016-1236
Phone: (212) 679-1200
Fax: (212) 679-3494
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Pin is approximate — placed at the ZIP-code centre, not the exact door.

Specialties & licences

Allergy & Immunology Physician (primary) Taxonomy 207K00000X · Licence 228879 (NY)
Internal Medicine Physician Taxonomy 207R00000X · Licence 228879 (NY)
Allergy & Immunology (Internal Medicine) Physician Taxonomy 207RA0201X · Licence 228879 (NY)
Pediatric Allergy/Immunology Physician Taxonomy 2080P0201X · Licence 228879 (NY)

Record details

NPI number1851354997
Entity typeIndividual (Type 1)
GenderMale
Credentials MD
Sole proprietorYes
NPI enumeratedApril 10, 2006
Last updated in NPPESJuly 13, 2023
Certification dateJuly 13, 2023

Medicare enrollment

From the CMS Doctors & Clinicians file — this clinician is enrolled in Medicare.

Medicare specialtyALLERGY/IMMUNOLOGY
Medical schoolOTHER
Graduated 2000 (26 years in practice)
Group practice Monarch Allergy Medical Services Of New York Pc — 7 clinicians
Accepts Medicare assignment Yes — accepts the Medicare-approved amount

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