Ms. Barbara O'sullivan NP, MSN
About this NPIWhat this record shows.
NPI 1629227327 is registered to Ms. Barbara O'sullivan NP, MSN, a Primary Care Nurse Practitioner practising at 450 Clarkson Ave in Brooklyn, New York. Primary Care Nurse Practitioner is a recognised medical specialty under the National Uniform Claim Committee (NUCC) taxonomy. Ms. Barbara O'sullivan NP, MSN has been enumerated in the National Provider Identifier (NPI) registry since 2008.
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 Ms. Barbara O'sullivan NP, MSN accepts. To confirm in-network status with your specific health plan, contact Ms. Barbara O'sullivan NP, MSN directly at (718) 270-2857.
Frequently asked
Yes. NPI 1629227327 is registered as Active in the CMS NPPES public registry and passes the Luhn check-digit validation that all 10-digit NPIs use.
Primary Care Nurse Practitioner 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 (718) 270-2857.
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. Ms. Barbara O'sullivan NP, MSN is a Type-1 individual NPI.