Type 1 · Individual ✓ Active NPI ✓ Valid NPI checksum
Lynn Frances Marhefka
Registered Nurse in Northampton, MA · enumerated 2024.
Data current as of Jul 13, 2026 · sourced from CMS NPPES
National Provider Identifier
1831953678
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Registry record
Entity type Individual (Type 1)
Name Lynn Frances Marhefka
Sex Female
Practice address 8 Atwood Dr, Northampton, MA, 01060
Phone (413) 835-4630
Enumeration date Feb 12, 2024
Last updated in NPPES Feb 12, 2024
Taxonomy & licenses
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.
Frequently asked questions
What is the NPI number for Lynn Marhefka?
The National Provider Identifier (NPI) for Lynn Marhefka is 1831953678, a Type 1 (individual) record in the CMS NPPES registry.
Where does Lynn Marhefka practice?
The practice location on file with NPPES is in Northampton, MA. Providers can have multiple locations; NPPES lists the primary practice address.
Other providers at this practice address
Browse all → Bruce Goldstein Dermatology Physician · Northampton, MA NPI 1124008693 Paul Redstone Child & Adolescent Psychiatry Physician · Northampton, MA NPI 1083651756 Maureen Blackmore Clinical Social Worker · Northampton, MA NPI 1295959377 Bernadette St George Mental Health Counselor · Northampton, MA NPI 1003054958 Stephanie Presson-Lapre Clinical Social Worker · Northampton, MA NPI 1366703746 Elizabeth Weinman Mental Health Counselor · Northampton, MA NPI 1750645081 Shelly Hoekstra Counselor · Northampton, MA NPI 1740525468 Amy Laprade Counselor · Northampton, MA NPI 1093056665
Source: CMS NPPES (public data). Snapshot 2026-07-13. Provider record last updated 2024-02-12.