Pioneer Valley Allergy, LLC
About this NPIWhat this record shows.
NPI 1376435883 is registered to Pioneer Valley Allergy, LLC, a healthcare organisation classified as "Allergy & Immunology Physician" and located at 212 Southampton Rd Unit B in Westfield, Massachusetts. The organisation's authorised official is Vanessa Van Stee. The organisation has been enumerated in the NPI registry since 2025.
Your brand here.
Medicare enrollment
This provider holds a Medicare enrollment on file with the Provider Enrollment, Chain and Ownership System (PECOS). Each enrollment carries a public Medicare Enrollment ID (ENRLMT_ID) used by billers and intermediaries.
Part B Supplier
- O20251215000611Clinic/Group PracticeMA
Source: CMS PECOS public enrollment file.
Insurance & acceptsHow to confirm coverage.
The National Plan and Provider Enumeration System (NPPES) registry does not include commercial insurance network data, so we cannot show which plans Pioneer Valley Allergy, LLC accepts. To confirm in-network status with your specific health plan, contact Pioneer Valley Allergy, LLC directly at (413) 628-5187.
Frequently asked
Yes. NPI 1376435883 is registered as Active in the CMS NPPES public registry and passes the Luhn check-digit validation that all 10-digit NPIs use.
Allergy & Immunology Physician is a recognised medical specialty under the National Uniform Claim Committee (NUCC) taxonomy.
The CMS NPPES Public Registry at npiregistry.cms.hhs.gov is the authoritative source. FindMyNPI mirrors this dataset and refreshes monthly. For real-time verification, you can also call the provider's office at (413) 628-5187.
An individual healthcare provider has a single Type-1 NPI for life. Organisations can hold separate Type-2 NPIs per location, specialty, or sub-entity. Pioneer Valley Allergy, LLC is a Type-2 organisational NPI.