DUNCAN TRUE SUDP, NCAC-I, NCSE
NPI 1689188708
Counselor - Addiction (Substance Use Disorder) in Spokane, WA

Q: What is Duncan True's NPI number?

The NPI number for Duncan True is 1689188708. It was assigned to this individual provider in the NPPES registry on November 28, 2017.

Q: What is Duncan True's specialty?

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

Q: When was this NPI record last updated?

The NPPES record for Duncan True was last updated on June 15, 2026. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 2 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 November 28, 2017

316 W BOONE AVE STE 669, SPOKANE, WA 99201(509) 495-1222(509) 254-5024 Get Directions Write a Review

NPPES record last updated: June 15, 2026. Verified against the NPPES registry weekly; last sync: August 30, 2026.

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About Duncan True Sudp, Ncac-i, Ncse NPPES

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

DUNCAN TRUE SUDP, NCAC-I, NCSE (NPI 1689188708) is an individual addiction (substance use disorder) provider in Spokane, Washington, licensed in Washington (CP60745892) and active in the NPI registry since November 2017.

NPPES Registry Identity

NPI1689188708

Entity TypeIndividualMale

Primary Taxonomy101YA0400X

Provider Legal NameDUNCAN TRUECredential: SUDP, NCAC-I, NCSE

Location Address316 W BOONE AVE STE 669Spokane, WA 99201-2346

Mailing Address316 W Boone Ave Ste 669Spokane, WA 99201-2346 · (509) 495-1222 · Fax (509) 254-5024

Phone(509) 495-1222

Fax(509) 254-5024

Sole ProprietorYes

Enumeration DateNovember 28, 2017

Last NPPES UpdateJune 15, 2026

NPPES CertifiedJune 15, 2026

✔ NPI 1689188708 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 WA · CP60745892

316 W BOONE AVE STE 669, Spokane, WA 99201

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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 Duncan True's NPI number?

The NPI number for Duncan True is 1689188708. It was assigned to this individual provider in the NPPES registry on November 28, 2017.

Where is Duncan True located?

Duncan True practices at 316 W Boone Ave Ste 669, Spokane, WA 99201. The listed phone number is (509) 495-1222.

What is Duncan True'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 Duncan True was last updated on June 15, 2026. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 2 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.