# JOHN POWELL

JOHN POWELL is a ADHD evaluation provider with an address in OLYMPIA, WA, United States.

## Details

- Address: 2118 CATON WAY SW, OLYMPIA, WA, 98502
- Phone: [360-352-4602](<tel:3603524602>)
- National Provider Identifier (NPI): 1194793737
- Credentials: Ph.D.
- Provider type: Clinical neuropsychologist
- Source of the listing data: CMS NPI Registry, retrieved 2026-10-02, public, free

## Questions

### Where is JOHN POWELL?

JOHN POWELL is at 2118 CATON WAY SW, OLYMPIA, WA, 98502.

### How do I contact JOHN POWELL?

To contact JOHN POWELL, call 360-352-4602.

### Is JOHN POWELL accepting new patients?

That is not in the registry data. Call the phone number on the listing and ask about availability, wait times and insurance.

## Source

From [CMS NPI Registry (National Plan and Provider Enumeration System)](https://npiregistry.cms.hhs.gov/api/?version=2.1&number=1194793737), license Public data, free to reuse. NPI data is public under CMS data dissemination., checked 2026-10-03.

Last updated October 3, 2026.

## Links

- This ADHD evaluation provider on the [web page](<https://adhdevaluations.fyi/wa/olympia/john-powell>)
- [ADHD evaluations in OLYMPIA](<https://adhdevaluations.fyi/wa/olympia/category/adhd-evaluations.md>)
- [Clinical neuropsychologists in OLYMPIA](<https://adhdevaluations.fyi/wa/olympia/category/clinical-neuropsychologists.md>)
- [More ADHD evaluation providers in OLYMPIA](<https://adhdevaluations.fyi/wa/olympia.md>)