Type 1 · Individual ✓ Active NPI ✓ Valid NPI checksum
Mr. Mark Thomas Fowler, ATC
Athletic Trainer in Atherton, CA · enumerated 2008.
Data current as of Jul 13, 2026 · sourced from CMS NPPES
National Provider Identifier
1720252141
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Registry record
Entity type Individual (Type 1)
Name Mr. Mark Thomas Fowler
Credential ATC
Sex Male
Practice address 1000 El Camino Real, Atherton, CA, 94027
Phone (650) 543-3931
Enumeration date Apr 16, 2008
Last updated in NPPES Apr 16, 2008
Taxonomy & licenses
2255A2300X Athletic Trainer Respiratory, Developmental, Rehabilitative and Restorative Service Providers · License 129802422 (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
Where does Mark Fowler practice?
The practice location on file with NPPES is in Atherton, CA. Providers can have multiple locations; NPPES lists the primary practice address.
What is the NPI number for Mark Fowler?
The National Provider Identifier (NPI) for Mark Fowler is 1720252141, a Type 1 (individual) record in the CMS NPPES registry.
Other providers at this practice address
Browse all → Andrew Little Athletic Trainer · Atherton, CA NPI 1871680793 Jessie Starr Athletic Trainer · Atherton, CA NPI 1689973349 Kristen Ho Athletic Trainer · Atherton, CA NPI 1699227991 Jonathan Surface Athletic Trainer · Atherton, CA NPI 1154859403 Justin Honda Athletic Trainer · Atherton, CA NPI 1457880312 Michelle Roa Athletic Trainer · Artherton, CA NPI 1285163105 Kimberly Christensen Athletic Trainer · Atherton, CA NPI 1629682208 Katarina Azzimonti Athletic Trainer · Atherton, CA NPI 1326852070
Source: CMS NPPES (public data). Snapshot 2026-07-13. Provider record last updated 2008-04-16.