Type 1 · Individual ✓ Active NPI ✓ Valid NPI checksum Sole proprietor
Jessica Barber
Psychiatric/Mental Health Nurse Practitioner in Whitinsville, MA · enumerated 2023.
Data current as of Jul 13, 2026 · sourced from CMS NPPES
National Provider Identifier
1871277186
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Registry record
Street address withheld: NPPES sole-proprietor addresses can be home addresses. See our data policy.
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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 Jessica Barber?
Where does Jessica Barber practice?
Source: CMS NPPES (public data). Snapshot 2026-07-13. Provider record last updated 2025-12-05.