GREGORY MARTIN ATCHISON
NPI 1083196539
Counselor - Mental Health in Seattle, WA

Q: What is Gregory Atchison's NPI number?

The NPI number for Gregory Atchison is 1083196539. It was assigned to this individual provider in the NPPES registry on August 31, 2018.

Q: What is Gregory Atchison's specialty?

The primary specialty registered for this NPI is Counselor, specializing in Mental Health, with taxonomy code 101YM0800X.

Q: When was this NPI record last updated?

The NPPES record for Gregory Atchison was last updated on January 17, 2025. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 18 months ago. If this record has changed at CMS more recently, you can request an on-demand re-check against the live CMS registry, directly from this page.

Active since August 31, 2018

7100 FORT DENT WAY, SUITE 220, SEATTLE, WA 98188(502) 208-6938 Get Directions Write a Review

NPPES record last updated: January 17, 2025. Verified against the NPPES registry weekly; last sync: August 02, 2026.

Record update history: Jul 10, 2023, Jul 9, 2023, Feb 17, 2023 and 1 more (4 updates tracked since 2018).

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About Gregory Martin Atchison NPPES

Official registry information on file with the National Plan and Provider Enumeration System.

GREGORY MARTIN ATCHISON (NPI 1083196539) is an individual mental health provider in Seattle, Washington, licensed in Washington (MC61588877) and active in the NPI registry since August 2018.

NPPES Registry Identity

NPI1083196539

Entity TypeIndividualMale

Primary Taxonomy101YM0800X

Provider Legal NameGREGORY MARTIN ATCHISON

Location Address7100 FORT DENT WAY, SUITE 220Seattle, WA 98188-8553

Mailing Address7100 Fort Dent Way Ste 220sTukwila, WA 98188-8553 · (502) 208-6938

Phone(502) 208-6938

Sole ProprietorYes

Enumeration DateAugust 31, 2018

Last NPPES UpdateJanuary 17, 20254 updates tracked since enumeration

NPPES CertifiedJanuary 17, 2025

✔ NPI 1083196539 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses 2

★ Primary SpecialtyCounselor · Mental HealthBehavioral Health & Social Service Providers

Taxonomy Code101YM0800X

License✔ Licensed in WA · MC61588877

Also ListedBehavior AnalystTaxonomy 103K00000X

7100 FORT DENT WAY, SUITE 220, Seattle, WA 98188

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Group Practice 1

Group TaxonomyThis provdier is a business group of one or more individual practitioners, all of who practice with the same area of specialization.193400000X SINGLE SPECIALTY GROUP

Frequently Asked Questions NPPES & CMS

Common questions about this NPI record, answered from the official NPPES registry and CMS datasets shown on this page.

What is Gregory Atchison's NPI number?

The NPI number for Gregory Atchison is 1083196539. It was assigned to this individual provider in the NPPES registry on August 31, 2018.

Where is Gregory Atchison located?

Gregory Atchison practices at 7100 Fort Dent Way, Suite 220, Seattle, WA 98188. The listed phone number is (502) 208-6938.

What is Gregory Atchison's specialty?

The primary specialty registered for this NPI is Counselor, specializing in Mental Health, with taxonomy code 101YM0800X.

When was this NPI record last updated?

The NPPES record for Gregory Atchison was last updated on January 17, 2025. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 18 months ago. If this record has changed at CMS more recently, you can request an on-demand re-check against the live CMS registry, directly from this page.