Type 1 · Individual ✓ Active NPI ✓ Valid NPI checksum
Ms. Justine Mary Anton Gillen, PT
Physical Therapist in Branford, CT · enumerated 2006.
Data current as of Jul 13, 2026 · sourced from CMS NPPES
National Provider Identifier
1548326879
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Registry record
Entity type Individual (Type 1)
Name Ms. Justine Mary Anton Gillen
Credential PT
Sex Female
Practice address 500 E Main St, Suite 310, Branford, CT, 06405
Phone (203) 315-7727
Fax (203) 315-7757
Enumeration date Dec 29, 2006
Last updated in NPPES Mar 1, 2016
Taxonomy & licenses
225100000X Physical Therapist Respiratory, Developmental, Rehabilitative and Restorative Service Providers · License 002869 (CT) Primary
PT · Physical Therapist: A licensed movement specialist treating injury and disability through exercise and rehabilitation.
About the PT credential
Other identifiers
| Identifier | Type | State | Issuer |
|---|---|---|---|
| 2266611 | Other | - | FIRST HEALTH |
| 7820314 | Other | - | AETNA |
| 080002869CT01 | Other | CT | ANTHEM B/C B/S |
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 Justine Gillen practice?
The practice location on file with NPPES is in Branford, CT. Providers can have multiple locations; NPPES lists the primary practice address.
What is the NPI number for Justine Gillen?
The National Provider Identifier (NPI) for Justine Gillen is 1548326879, 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 2016-03-01.