Mr. Brendon Sullivan
About this NPIWhat this record shows.
NPI 1811855372 is registered to Mr. Brendon Sullivan, a Clinical Social Worker practising at 389 Main St in Malden, Massachusetts. Clinical Social Worker is a recognised medical specialty under the National Uniform Claim Committee (NUCC) taxonomy. Mr. Brendon Sullivan 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 Mr. Brendon Sullivan accepts. To confirm in-network status with your specific health plan, contact Mr. Brendon Sullivan directly at (617) 804-2773.
Frequently asked
Yes. NPI 1811855372 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) 804-2773.
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. Mr. Brendon Sullivan is a Type-1 individual NPI.