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

Dr. Gary John Nielan

Individual provider Pediatric Adolescent Medicine Physician · NPI 1568458479

Dr. Gary John Nielan is a Pediatric Adolescent Medicine Physician in Wilbraham, Massachusetts. Licensed in Massachusetts. Registered with an NPI since 2005.

Licensed in
MA
In the registry since
2005

Practice location Address checks out

2207 Boston Rd
Wilbraham, MA 01095-1155
Phone: (413) 599-1201
Fax: (413) 596-2940
Show map & directions

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

Specialties & licences

Pediatric Adolescent Medicine Physician (primary) Taxonomy 2080A0000X · Licence 155058 (MA)

Record details

NPI number1568458479
Entity typeIndividual (Type 1)
GenderMale
Sole proprietorNo
NPI enumeratedSeptember 26, 2005
Last updated in NPPESMarch 7, 2023
Mailing address2207 Boston Rd, Wilbraham, MA 01095-1155

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