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

Ellen Conroy

Individual provider Allergy & Immunology Physician · NPI 1821557935

Ellen Conroy is an Allergy/Immunology in Boston, Massachusetts. Graduated from University of Wisconsin School of Medicine in 2019, 7 years ago. Works from 2 locations. Licensed in Massachusetts.

Years since qualifying
7
Trained at
University of Wisconsin School of Medicine
Licensed in
MA
In the registry since
2019

Practice location Address checks out

300 Longwood Ave
Boston, MA 02115-5724
Phone: (617) 355-6000
Show map & directions

Pin is approximate — placed at the ZIP-code centre, not the exact door.

Additional practice locations (1)

  • 300 Community Dr, Manhasset, NY 11030-3816 — (516) 562-0100

Specialties & licences

Allergy & Immunology Physician (primary) Taxonomy 207K00000X · Licence 292019 (MA)

Record details

NPI number1821557935
Entity typeIndividual (Type 1)
GenderFemale
Sole proprietorNo
NPI enumeratedMarch 18, 2019
Last updated in NPPESJuly 16, 2025
Certification dateJuly 16, 2025
Mailing address300 Longwood Ave, Boston, MA 02115-5724

Medicare enrollment

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

Medicare specialtyALLERGY/IMMUNOLOGY
Medical schoolUNIVERSITY OF WISCONSIN SCHOOL OF MEDICINE
Graduated 2019 (7 years in practice)
Accepts Medicare assignment Not indicated

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