Type 1 · Individual ✓ Active NPI ✓ Valid NPI checksum
Mr. Jason E Mattox, M.P.T.
Physical Therapist in Larkspur, CA · enumerated 2006.
Data current as of Jul 13, 2026 · sourced from CMS NPPES
National Provider Identifier
1417995606
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Registry record
Entity type Individual (Type 1)
Name Mr. Jason E Mattox
Credential M.P.T.
Sex Male
Practice address 5 Bon Air Rd, Suite 129, Larkspur, CA, 94939
Phone (415) 924-8900
Fax (415) 924-7149
Enumeration date Jun 2, 2006
Last updated in NPPES Dec 30, 2021
Taxonomy & licenses
225100000X Physical Therapist Respiratory, Developmental, Rehabilitative and Restorative Service Providers · License PT22435 (CA) Primary
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 Jason Mattox?
The National Provider Identifier (NPI) for Jason Mattox is 1417995606, a Type 1 (individual) record in the CMS NPPES registry.
Where does Jason Mattox practice?
The practice location on file with NPPES is in Larkspur, CA. Providers can have multiple locations; NPPES lists the primary practice address.
Other providers at this practice address
Browse all → Landy Lum Specialist · Larkspur, CA NPI 1932198900 Dora Weber Specialist · Larkspur, CA NPI 1487643458 Julie Williamson Hand Occupational Therapist · Larkspur, CA NPI 1013906080 Leslie Donohue Physical Therapist · Larkspur, CA NPI 1396720512 Audrey Roberts Specialist · Larkspur, CA NPI 1750344859 The Hand & Physical Therapy Center of Marin, Ptpc Specialist · Larkspur, CA NPI 1063443935 Brian Hauswirth Physical Therapist · Larkspur, CA NPI 1356376040 Abraham Weber Ophthalmology Physician · Larkspur, CA NPI 1750309936
Source: CMS NPPES (public data). Snapshot 2026-07-13. Provider record last updated 2021-12-30.