Type 1 · Individual ✓ Active NPI ✓ Valid NPI checksum
Justin Henry Weeks, D.P.T
Physical Therapist in Petaluma, CA · enumerated 2013.
Data current as of Jul 13, 2026 · sourced from CMS NPPES
National Provider Identifier
1295171411
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Registry record
Entity type Individual (Type 1)
Name Justin Henry Weeks
Credential D.P.T
Sex Male
Practice address 224 Weller St, Suite A, Petaluma, CA, 94952
Phone (707) 762-7678
Fax (707) 762-7679
Enumeration date May 14, 2013
Last updated in NPPES Jul 3, 2013
Taxonomy & licenses
225100000X Physical Therapist Respiratory, Developmental, Rehabilitative and Restorative Service Providers · License 38088 (CA) Primary
DPT · Doctor of Physical Therapy: A physical therapist holding the clinical doctorate now standard for the profession.
About the DPT 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 Justin Weeks practice?
The practice location on file with NPPES is in Petaluma, CA. Providers can have multiple locations; NPPES lists the primary practice address.
What is the NPI number for Justin Weeks?
The National Provider Identifier (NPI) for Justin Weeks is 1295171411, a Type 1 (individual) record in the CMS NPPES registry.
Other providers at this practice address
Browse all →Source: CMS NPPES (public data). Snapshot 2026-07-13. Provider record last updated 2013-07-03.