Justin Sean Gillis LLC
About this NPIWhat this record shows.
NPI 1023642253 is registered to Justin Sean Gillis LLC, a healthcare organisation classified as "Clinical Social Worker" and located at 115 Mill St in Belmont, Massachusetts. The organisation's authorised official is Justin Gillis. The organisation has been enumerated in the NPI registry since 2020.
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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 Justin Sean Gillis LLC accepts. To confirm in-network status with your specific health plan, contact Justin Sean Gillis LLC directly at (617) 855-2459.
Frequently asked
Yes. NPI 1023642253 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 (617) 855-2459.
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. Justin Sean Gillis LLC is a Type-2 organisational NPI.