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GREYSON JAMES BUEN
NPI 1487513990
Counselor - Addiction (Substance Use Disorder) in Portland, OR

Active since January 20, 2026
411 NE 19TH AVE, PORTLAND, OR 97232(971) 386-2126 Get Directions Write a Review

NPPES record last updated: January 20, 2026. Verified against the NPPES registry weekly; last sync: July 26, 2026.

About Greyson James Buen NPPES

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

GREYSON JAMES BUEN (NPI 1487513990) is an individual addiction (substance use disorder) provider in Portland, Oregon, licensed in Oregon (T-25-6065) and active in the NPI registry since January 2026.

NPPES Registry Identity

NPI1487513990
Entity TypeIndividualMale
Primary Taxonomy101YA0400X
Provider Legal NameGREYSON JAMES BUEN
Location Address411 NE 19TH AVEPortland, OR 97232-4801
Mailing Address411 Ne 19th AvePortland, OR 97232-4801 · (971) 386-2126
Phone(971) 386-2126
Sole ProprietorNo
Enumeration DateJanuary 20, 2026
NPPES CertifiedJanuary 20, 2026
✔ NPI 1487513990 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses

★ Primary SpecialtyCounselor · Addiction (Substance Use Disorder)Behavioral Health & Social Service Providers
Taxonomy Code101YA0400X
License✔ Licensed in OR · T-25-6065
411 NE 19TH AVE, Portland, OR 97232
Open in Google Maps ↗

Other Providers at the Same Location NPPES 9

Providers registered at the same practice address, or within the immediate area, according to the NPPES registry.

ATLAS RECOVERY LLC
Clinic/Center (Rehabilitation, Substance Use Disorder)
411 NE 19TH AVE
PORTLAND, OR 97232
Multnomah County (541) 228-0864
GARTH SWANSON
Counselor (Addiction (Substance Use Disorder))
411 NE 19TH AVE
PORTLAND, OR 97232
Multnomah County (503) 442-1145
LUCIANO NICOLAS JR.
Counselor (Addiction (Substance Use Disorder))
411 NE 19TH AVE
PORTLAND, OR 97232
Multnomah County (971) 405-5307
MARIAH WARD
Counselor (Addiction (Substance Use Disorder))
411 NE 19TH AVE
PORTLAND, OR 97232
Multnomah County (971) 405-5307
BRYAN RICHARD DIAZ CADC-R
Counselor (Addiction (Substance Use Disorder))
411 NE 19TH AVE
PORTLAND, OR 97232
Multnomah County (971) 386-2126
BRANDON CHARLES PARSONS CRM-II, CADC-R
Counselor (Addiction (Substance Use Disorder))
411 NE 19TH AVE
PORTLAND, OR 97232
Multnomah County (541) 228-0864
MACKENZIE OEDELL CADC-R
Counselor (Addiction (Substance Use Disorder))
411 NE 19TH AVE
PORTLAND, OR 97232
Multnomah County (971) 405-5307
MATTHEW MORRISON
Counselor (Addiction (Substance Use Disorder))
411 NE 19TH AVE
PORTLAND, OR 97232
Multnomah County (971) 405-5307

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 Greyson Buen's NPI number?

The NPI number for Greyson Buen is 1487513990. It was assigned to this individual provider in the NPPES registry on January 20, 2026.

Where is Greyson Buen located?

Greyson Buen practices at 411 NE 19th Ave, Portland, OR 97232. The listed phone number is (971) 386-2126.

What is Greyson Buen's specialty?

The primary specialty registered for this NPI is Counselor, specializing in Addiction (Substance Use Disorder), with taxonomy code 101YA0400X.

When was this NPI record last updated?

The NPPES record for Greyson Buen was last updated on January 20, 2026. NPI Profile syncs with the weekly NPPES data releases published by CMS.