SIERRA ZWEIG MA, LMHC
NPI 1073978755
Counselor - Mental Health in Everett, WA

Q: What is Sierra Zweig's NPI number?

The NPI number for Sierra Zweig is 1073978755. It was assigned to this individual provider in the NPPES registry on December 22, 2015.

Q: What is Sierra Zweig'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 Sierra Zweig was last updated on November 17, 2025. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 8 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 December 22, 2015

1720 100TH PL SE STE 201, EVERETT, WA 98208(425) 314-5330 Get Directions Write a Review

NPPES record last updated: November 17, 2025. Verified against the NPPES registry weekly; last sync: August 09, 2026.

Record update history: Nov 17, 2025, Dec 22, 2015 (2 updates tracked since 2015).

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About Sierra Zweig Ma, Lmhc NPPES

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

SIERRA ZWEIG MA, LMHC (NPI 1073978755) is an individual mental health provider in Everett, Washington, licensed in Washington (LH60637344) and active in the NPI registry since December 2015.

NPPES Registry Identity

NPI1073978755

Entity TypeIndividualFemale

Primary Taxonomy101YM0800X

Provider Legal NameSIERRA ZWEIGCredential: MA, LMHC

Location Address1720 100TH PL SE STE 201Everett, WA 98208-3865

Mailing Address1720 100th Pl Se Ste 201Everett, WA 98208-3865 · (425) 314-5330

Phone(425) 314-5330

Sole ProprietorNo

Enumeration DateDecember 22, 2015

Last NPPES UpdateNovember 17, 20252 updates tracked since enumeration

NPPES CertifiedNovember 17, 2025

✔ NPI 1073978755 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses

★ Primary SpecialtyCounselor · Mental HealthBehavioral Health & Social Service Providers

Taxonomy Code101YM0800X

License✔ Licensed in WA · LH60637344

1720 100TH PL SE STE 201, Everett, WA 98208

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Other Identifiers 1

Medicaid2050329WA

Other Providers at the Same Location NPPES 4

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

DEBORAH D. STILES, ARNP, INC. P.S.

Nurse Practitioner (Psychiatric/Mental Health)

1720 100TH PL SE STE 201
EVERETT, WA 98208

Snohomish County (425) 337-4575

PAUSE TO POSSIBILITY, PLLC

Counselor (Mental Health)

1720 100TH PL SE STE 201
EVERETT, WA 98208

Snohomish County (425) 314-5330

MS. DEBORAH D. STILES A.R.N.P.

Nurse Practitioner (Psychiatric/Mental Health)

1720 100TH PL SE STE 201
EVERETT, WA 98208

Snohomish County (425) 337-4575

ROBERT MICHAEL HOLMAN LMHC

Counselor (Mental Health)

1720 100TH PL SE STE 201
EVERETT, WA 98208

Snohomish County (206) 349-7890

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 Sierra Zweig's NPI number?

The NPI number for Sierra Zweig is 1073978755. It was assigned to this individual provider in the NPPES registry on December 22, 2015.

Where is Sierra Zweig located?

Sierra Zweig practices at 1720 100th Pl SE Ste 201, Everett, WA 98208. The listed phone number is (425) 314-5330.

What is Sierra Zweig'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 Sierra Zweig was last updated on November 17, 2025. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 8 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.