Type 1 · Individual ✓ Active NPI ✓ Valid NPI checksum
Mrs. Nancy Elaine Briggs Coffin, LCSW
Social Worker in South Portland, ME · enumerated 2007.
Data current as of Jul 13, 2026 · sourced from CMS NPPES
National Provider Identifier
1407074909
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Registry record
Entity type Individual (Type 1)
Name Mrs. Nancy Elaine Briggs Coffin
Credential LCSW
Sex Female
Practice address 324 Gannett Drive, Suite 300, South Portland, ME, 04106
Phone (207) 771-5700
Fax (207) 771-5750
Enumeration date Apr 23, 2007
Last updated in NPPES Jul 8, 2007
Taxonomy & licenses
LCSW · Licensed Clinical Social Worker: A social worker licensed for clinical practice including mental-health therapy.
About the LCSW credential
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
Where does Nancy Briggs Coffin practice?
The practice location on file with NPPES is in South Portland, ME. Providers can have multiple locations; NPPES lists the primary practice address.
What is the NPI number for Nancy Briggs Coffin?
The National Provider Identifier (NPI) for Nancy Briggs Coffin is 1407074909, a Type 1 (individual) record in the CMS NPPES registry.
Other providers at this practice address
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Source: CMS NPPES (public data). Snapshot 2026-07-13. Provider record last updated 2007-07-08.