Abigail Flagg
About this NPIWhat this record shows.
NPI 1164373445 is registered to Abigail Flagg, a Clinical Social Worker practising at 130 Pine St in Holyoke, Massachusetts. Clinical Social Worker is a recognised medical specialty under the National Uniform Claim Committee (NUCC) taxonomy. Abigail Flagg has been enumerated in the National Provider Identifier (NPI) registry since 2026.
Your brand here.
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 Abigail Flagg accepts. To confirm in-network status with your specific health plan, contact Abigail Flagg directly at (413) 571-5761.
Frequently asked
Yes. NPI 1164373445 is registered as Active in the CMS NPPES public registry and passes the Luhn check-digit validation that all 10-digit NPIs use.
Clinical Social Worker 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) 571-5761.
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. Abigail Flagg is a Type-1 individual NPI.