Rosemary Mason-Blau APRN
About this NPIWhat this record shows.
NPI 1255985727 is registered to Rosemary Mason-Blau APRN, a Family Nurse Practitioner practising at 161 Jackson St in Lowell, Massachusetts. Family Nurse Practitioner is a recognised medical specialty under the National Uniform Claim Committee (NUCC) taxonomy. Rosemary Mason-Blau APRN has been enumerated in the National Provider Identifier (NPI) registry since 2019.
Your brand here.
Medicare enrollment
This provider holds a Medicare enrollment on file with the Provider Enrollment, Chain and Ownership System (PECOS). Each enrollment carries a public Medicare Enrollment ID (ENRLMT_ID) used by billers and intermediaries.
Practitioner
- I20191021001355Nurse PractitionerMA
Source: CMS PECOS public enrollment file.
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 Rosemary Mason-Blau APRN accepts. To confirm in-network status with your specific health plan, contact Rosemary Mason-Blau APRN directly at (978) 937-9700.
Frequently asked
Yes. NPI 1255985727 is registered as Active in the CMS NPPES public registry and passes the Luhn check-digit validation that all 10-digit NPIs use.
Family 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 (978) 937-9700.
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. Rosemary Mason-Blau APRN is a Type-1 individual NPI.