Type 1 · Individual ✓ Active NPI ✓ Valid NPI checksum
Nancy Irma Gallagher, MS
Counselor in Nashua, NH · enumerated 2006.
Data current as of Jul 13, 2026 · sourced from CMS NPPES
National Provider Identifier
1669425666
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Registry record
Entity type Individual (Type 1)
Name Nancy Irma Gallagher
Credential MS
Sex Female
Practice address 440 Amherst St, Nashua, NH, 03063
Phone (603) 889-6147
Fax (603) 883-1568
Enumeration date May 18, 2006
Last updated in NPPES Jul 21, 2022
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 Nancy Gallagher?
The National Provider Identifier (NPI) for Nancy Gallagher is 1669425666, a Type 1 (individual) record in the CMS NPPES registry.
Where does Nancy Gallagher practice?
The practice location on file with NPPES is in Nashua, NH. Providers can have multiple locations; NPPES lists the primary practice address.
Other providers at this practice address
Browse all → Sandra Fisher Mental Health Counselor · Nashua, NH NPI 1881683787 Eileen Fiori Addiction (Substance Use Disorder) Counselor · Nashua, NH NPI 1205889599 Katherine Doyle Mental Health Counselor · Nashua, NH NPI 1902976277 Christina Minasian Hunt Psychologist · Nashua, NH NPI 1639239452 Linda De Hoyos Psychiatry Physician · Nashua, NH NPI 1922165935 Zlatko Kuftinec Prescribing (Medical) Psychologist · Nashua, NH NPI 1891952255 Christine Stack Social Worker · Nashua, NH NPI 1104064062 Sheila Considine-Sweeney Mental Health Counselor · Nashua, NH NPI 1255634770
Source: CMS NPPES (public data). Snapshot 2026-07-13. Provider record last updated 2022-07-21.