Type 1 · Individual ✓ Active NPI ✓ Valid NPI checksum
Jennifer Jean Mercier, MSW
Counselor in Pittsfield, MA · enumerated 2026.
Data current as of Jul 13, 2026 · sourced from CMS NPPES
National Provider Identifier
1033078399
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Registry record
Entity type Individual (Type 1)
Name Jennifer Jean Mercier
Credential MSW
Sex Female
Practice address 334 Fenn St, Pittsfield, MA, 01201
Phone (413) 499-0412
Enumeration date Jan 21, 2026
Last updated in NPPES Jan 21, 2026
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
Where does Jennifer Mercier practice?
The practice location on file with NPPES is in Pittsfield, MA. Providers can have multiple locations; NPPES lists the primary practice address.
What is the NPI number for Jennifer Mercier?
The National Provider Identifier (NPI) for Jennifer Mercier is 1033078399, 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 2026-01-21.