William P Guinan And Associates LLC
About this NPIWhat this record shows.
NPI 1184164477 is registered to William P Guinan And Associates LLC, a healthcare organisation classified as "Specialist" and located at 25 Oakland Rd Ste 1 in South Windsor, Connecticut. The organisation's authorised official is William Guinan. The organisation has been enumerated in the NPI registry since 2017.
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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 William P Guinan And Associates LLC accepts. To confirm in-network status with your specific health plan, contact William P Guinan And Associates LLC directly at (860) 644-5628.
Frequently asked
Yes. NPI 1184164477 is registered as Active in the CMS NPPES public registry and passes the Luhn check-digit validation that all 10-digit NPIs use.
Specialist 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 (860) 644-5628.
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. William P Guinan And Associates LLC is a Type-2 organisational NPI.