Dr. Linda Lewallen MD
About this NPIWhat this record shows.
NPI 1437224201 is registered to Dr. Linda Lewallen MD, a Internal Medicine practising at 70 East St in Methuen, Massachusetts. Internal Medicine physicians (internists) specialise in the prevention, diagnosis, and treatment of diseases in adults, often coordinating care across multiple subspecialties. Dr. Linda Lewallen MD has been enumerated in the National Provider Identifier (NPI) registry since 2006.
Your brand here.
Secondary identifiers
Additional identifiers this provider has registered with NPPES. Used by medical billers, credentialers, and insurance verifiers to cross-reference claims and enrollments.
Medicaid
Source: NPPES public registry.
Medicare enrollment
This provider holds 5 Medicare enrollments 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
- I20151202001213Internal MedicineND
- I20170706001898Internal MedicineSC
- I20170808002633Internal MedicineNC
- I20190212002860Internal MedicineGA
- I20240711002589Internal MedicineMA
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 Dr. Linda Lewallen MD accepts. To confirm in-network status with your specific health plan, contact Dr. Linda Lewallen MD directly at (941) 315-2217.
Frequently asked
Yes. NPI 1437224201 is registered as Active in the CMS NPPES public registry and passes the Luhn check-digit validation that all 10-digit NPIs use.
Internal Medicine physicians (internists) specialise in the prevention, diagnosis, and treatment of diseases in adults, often coordinating care across multiple subspecialties.
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 (941) 315-2217.
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. Dr. Linda Lewallen MD is a Type-1 individual NPI.