Type 1 · Individual ✓ Active NPI ✓ Valid NPI checksum

Mrs. Lynne Marie Welsh, FNP-C

Q: What is the NPI number for Lynne Welsh?

The National Provider Identifier (NPI) for Lynne Welsh is 1275154312, a Type 1 (individual) record in the CMS NPPES registry.

Family Nurse Practitioner in Londonderry, NH · enumerated 2020.

Data current as of Jul 13, 2026 · sourced from CMS NPPES

National Provider Identifier

1275154312

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Registry record

Entity type Individual (Type 1)

Name Mrs. Lynne Marie Welsh

Credential FNP-C

Sex Female

Practice address 50 Michels Way Ste 102, Londonderry, NH, 03053

Phone (603) 537-1300

Fax (603) 845-1830

Enumeration date Apr 29, 2020

Last updated in NPPES Sep 28, 2023

Taxonomy & licenses

363LF0000X Family Nurse Practitioner Physician Assistants & Advanced Practice Nursing Providers · License 064806-23 (NH) Primary

What is an NPI number?

A National Provider Identifier (NPI) is a unique 10-digit number that CMS assigns to every U.S. healthcare provider and organization under HIPAA. Type 1 NPIs identify individual providers; Type 2 NPIs identify organizations. The NPI appears on insurance claims, prescriptions, and credentialing paperwork, and never changes, even if the provider moves or changes specialty.

Read the full guide → Validate an NPI →

Frequently asked questions

What is the NPI number for Lynne Welsh?

The National Provider Identifier (NPI) for Lynne Welsh is 1275154312, a Type 1 (individual) record in the CMS NPPES registry.

Where does Lynne Welsh practice?

The practice location on file with NPPES is in Londonderry, NH. Providers can have multiple locations; NPPES lists the primary practice address.

Other providers at this practice address

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Source: CMS NPPES (public data). Snapshot 2026-07-13. Provider record last updated 2023-09-28.