Mrs. Sandra Niedzwiecki M.S.W.
About this NPIWhat this record shows.
NPI 1407118987 is registered to Mrs. Sandra Niedzwiecki M.S.W., a Social Worker practising at 84 Andrew Ln in Holliston, Massachusetts. Social Worker is a recognised medical specialty under the National Uniform Claim Committee (NUCC) taxonomy. Mrs. Sandra Niedzwiecki M.S.W. has been enumerated in the National Provider Identifier (NPI) registry since 2012.
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 Mrs. Sandra Niedzwiecki M.S.W. accepts. To confirm in-network status with your specific health plan, contact Mrs. Sandra Niedzwiecki M.S.W. directly at (508) 429-5417.
Frequently asked
Yes. NPI 1407118987 is registered as Active in the CMS NPPES public registry and passes the Luhn check-digit validation that all 10-digit NPIs use.
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 (508) 429-5417.
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. Mrs. Sandra Niedzwiecki M.S.W. is a Type-1 individual NPI.