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Recently Updated NPI Information — some details in this NPI profile have been updated in the NPI registry within the last 60 days.

MR. MAXIMILIAN COALE WILLSON M.A., L.M.H.C.A.
NPI 1952856379
Counselor - Mental Health in Lacey, WA

Active since August 16, 2016
4415 14TH AVE SE APT 201, LACEY, WA 98503(206) 756-7102 Get Directions Write a Review

NPPES record last updated: September 10, 2026. Verified against the NPPES registry weekly; last sync: September 20, 2026.

Record update history: Sep 10, 2026, Aug 16, 2016 (2 updates tracked since 2016).

About Mr. Maximilian Coale Willson M.a., L.m.h.c.a. NPPES

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

MR. MAXIMILIAN COALE WILLSON M.A., L.M.H.C.A. (NPI 1952856379) is an individual mental health provider in Lacey, Washington, licensed in Washington (LH60938898) and active in the NPI registry since August 2016. He maintains a secondary practice location in Seattle.

NPPES Registry Identity

NPI1952856379
Entity TypeIndividualMale
Primary Taxonomy101YM0800X
Provider Legal NameMR. MAXIMILIAN COALE WILLSONCredential: M.A., L.M.H.C.A.
Location Address4415 14TH AVE SE APT 201Lacey, WA 98503-2391
Mailing Address4415 14th Ave Se Apt 201Lacey, WA 98503-2391 · (206) 756-7102
Phone(206) 756-7102
Sole ProprietorNo
Enumeration DateAugust 16, 2016
Last NPPES UpdateSeptember 10, 20262 updates tracked since enumeration
NPPES CertifiedSeptember 10, 2026
✔ NPI 1952856379 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 · LH60938898
Also ListedCounselor · ProfessionalTaxonomy 101YP2500X · License LH60938898 (WA)
4415 14TH AVE SE APT 201, Lacey, WA 98503
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Secondary Practice Location 1

Location 14120 Stone Way NSeattle, WA 98103-8014 · Phone (206) 545-8617 ext. 617

Accepted Insurance

The full list of accepted plans is on the Insurance tab. Issuers include Premera Blue Cross Blue Shield of Alaska.Insurance ›

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 Maximilian Willson's NPI number?

The NPI number for Maximilian Willson is 1952856379. It was assigned to this individual provider in the NPPES registry on August 16, 2016.

Where is Maximilian Willson located?

Maximilian Willson practices at 4415 14th Ave SE Apt 201, Lacey, WA 98503. The listed phone number is (206) 756-7102.

What is Maximilian Willson's specialty?

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

What insurance does Maximilian Willson accept?

Health plans from Premera Blue Cross Blue Shield of Alaska list Maximilian Willson as in-network in at least one marketplace plan. Coverage varies by plan and year; verify with the insurer or the provider before a visit.

When was this NPI record last updated?

The NPPES record for Maximilian Willson was last updated on September 10, 2026. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 15 days 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.