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

Irena Veksler-Offengenden, MD

Individual provider Allergy & Immunology Physician · NPI 1508807603

Irena Veksler-Offengenden, MD is an Allergy & Immunology Physician in Fairfield, Connecticut. Licensed in Connecticut. Registered with an NPI since 2006.

Licensed in
CT
In the registry since
2006
What do these letters mean?
MD — Doctor of Medicine
A physician who completed allopathic medical school.

See every abbreviation used in this directory →

Practice location Address checks out

55 Walls Dr Ste 405
Fairfield, CT 06824-5163
Phone: (203) 259-7070
Fax: (203) 254-7402
Show map & directions

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

Specialties & licences

Allergy & Immunology Physician (primary) Taxonomy 207K00000X · Licence 043202 (CT)

Record details

NPI number1508807603
Entity typeIndividual (Type 1)
GenderFemale
Credentials MD
Sole proprietorNo
NPI enumeratedJune 9, 2006
Last updated in NPPESMay 2, 2011

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