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

Individual provider Allergy & Immunology Physician · NPI 1477549475

Dr. Alan Siedlecki is an Allergy & Immunology Physician in Valley Stream, New York. Practices as a sole proprietor. Licensed in New York.

Licensed in
NY
In the registry since
2005
Specialties on file
2
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Practice location Address checks out

779 Golf Dr
Valley Stream, NY 11581
Phone: (516) 791-0145
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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 216691 (NY)
Pediatrics Physician Taxonomy 208000000X · Licence 216691 (NY)

Record details

NPI number1477549475
Entity typeIndividual (Type 1)
GenderMale
Sole proprietorYes
NPI enumeratedSeptember 25, 2005
Last updated in NPPESMay 28, 2014
Mailing address779 Golf Dr, Valley Stream, NY 11581

Other providers in Valley Stream