Marissa Provencher
About this NPIWhat this record shows.
NPI 1023966934 is registered to Marissa Provencher, a Ambulatory Care Registered Nurse practising at 930 Commonwealth Ave in Boston, Massachusetts. Ambulatory Care Registered Nurse is a recognised medical specialty under the National Uniform Claim Committee (NUCC) taxonomy. Marissa Provencher has been enumerated in the National Provider Identifier (NPI) registry since 2026.
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 Marissa Provencher accepts. To confirm in-network status with your specific health plan, contact Marissa Provencher directly at (617) 414-6800.
Frequently asked
Yes. NPI 1023966934 is registered as Active in the CMS NPPES public registry and passes the Luhn check-digit validation that all 10-digit NPIs use.
Ambulatory Care Registered Nurse 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) 414-6800.
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. Marissa Provencher is a Type-1 individual NPI.