NPI Portal NPI Lookup & Verification

Type 1 · Individual ✓ Active NPI ✓ Valid NPI checksum Sole proprietor

Arnold Charaschirakul, MBA, ATC

Athletic Trainer in San Ramon, CA · enumerated 2011 · practices at Golden State Orthopedics & Spine.

Data current as of Jul 13, 2026 · sourced from CMS NPPES

National Provider Identifier

1598053027

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Registry record

Entity type Individual (Type 1)
Name Arnold Charaschirakul
Credential MBA, ATC
Sex Male
Practice address San Ramon, CA, 94583
Enumeration date Jul 18, 2011
Last updated in NPPES Sep 25, 2018

Street address withheld: NPPES sole-proprietor addresses can be home addresses. See our data policy.

Taxonomy & licenses

2255A2300X Athletic Trainer Respiratory, Developmental, Rehabilitative and Restorative Service Providers · License 2000007540 (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.

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Frequently asked questions

Where does Arnold Charaschirakul practice?
The practice location on file with NPPES is in San Ramon, CA. Providers can have multiple locations; NPPES lists the primary practice address.
What is the NPI number for Arnold Charaschirakul?
The National Provider Identifier (NPI) for Arnold Charaschirakul is 1598053027, a Type 1 (individual) record in the CMS NPPES registry.

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Source: CMS NPPES (public data). Snapshot 2026-07-13. Provider record last updated 2018-09-25.