Jonathan Guyer

Jonathan Guyer is a Athletic Trainer provider (Specialist/Technologist) practicing in Claremont, CA, registered in the NPPES registry with NPI 1972140135 since 2019.

✓ Active NPI ✓ Valid NPI checksum Sole proprietor

NPI	1972140135
Entity type	Individual (Type 1)
Name	Jonathan Guyer
Sex	Male
Practice address	Claremont, CA, 91711
Phone	6265133657
Enumeration date	2019-12-06
Last updated in NPPES	2019-12-06

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

Taxonomy & licenses

Taxonomy code	Specialty	Primary	License	State
2255A2300X	Athletic Trainer	Primary	—	—

Copy-ready billing details

Provider: Jonathan Guyer
NPI: 1972140135
Taxonomy: 2255A2300X (Athletic Trainer)
Address: Claremont, CA, 91711

Verify this record

Cross-check NPI 1972140135 against the authoritative CMS record: view Jonathan Guyer on the official NPPES registry .

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. Read the full guide or validate an NPI number.

Frequently asked questions

Where does Jonathan Guyer practice?

The practice location on file with NPPES is in Claremont, CA. Providers can have multiple locations; NPPES lists the primary practice address.

What is the NPI number for Jonathan Guyer?

The National Provider Identifier (NPI) for Jonathan Guyer is 1972140135, a Type 1 (individual) record in the CMS NPPES registry.

Source: CMS NPPES (public data). Snapshot 2026-07-11. Provider record last updated 2019-12-06.