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

MICHAEL JOHN VIVEIROS
NPI 1689349011
Psychologist - Clinical in Issaquah, WA

Q: What is Michael Viveiros's NPI number?

The NPI number for Michael Viveiros is 1689349011. It was assigned to this individual provider in the NPPES registry on August 9, 2021.

Q: What is Michael Viveiros's specialty?

The primary specialty registered for this NPI is Psychologist, specializing in Clinical, with taxonomy code 103TC0700X.

Q: When was this NPI record last updated?

The NPPES record for Michael Viveiros was last updated on August 27, 2026. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 4 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.

Active since August 09, 2021

1740 NW MAPLE ST STE 210, ISSAQUAH, WA 98027(425) 224-7307 Get Directions Write a Review

NPPES record last updated: August 27, 2026. Verified against the NPPES registry weekly; last sync: August 30, 2026.

Record update history: Aug 27, 2026, Jun 6, 2024, Aug 9, 2021 (3 updates tracked since 2021).

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About Michael John Viveiros NPPES

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

MICHAEL JOHN VIVEIROS (NPI 1689349011) is an individual clinical provider in Issaquah, Washington, licensed in Washington (PSYC.PY.70097641) and active in the NPI registry since August 2021.

NPPES Registry Identity

NPI1689349011

Entity TypeIndividualMale

Primary Taxonomy103TC0700X

Provider Legal NameMICHAEL JOHN VIVEIROS

Location Address1740 NW MAPLE ST STE 210Issaquah, WA 98027-8127

Mailing Address1740 Nw Maple St Ste 210Issaquah, WA 98027-8127 · (425) 224-7307

Phone(425) 224-7307

Sole ProprietorNo

Enumeration DateAugust 9, 2021

Last NPPES UpdateAugust 27, 20263 updates tracked since enumeration

NPPES CertifiedAugust 27, 2026

✔ NPI 1689349011 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses

★ Primary SpecialtyPsychologist · ClinicalBehavioral Health & Social Service Providers

Taxonomy Code103TC0700X

License✔ Licensed in WA · PSYC.PY.70097641

Definition

A psychologist who provides continuing and comprehensive mental and behavioral health care for individuals and families; consultation to agencies and communities; training, education and supervision; and research-based practice. It is a specialty in breadth -- one that is broadly inclusive of severe psychopathology -- and marked by comprehensiveness and integration of knowledge and skill from a broad array of disciplines within and outside of psychology proper. The scope of clinical psychology encompasses all ages, multiple diversities and varied systems.

1740 NW MAPLE ST STE 210, Issaquah, WA 98027

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Other Providers at the Same Location NPPES 16

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

MS. KAREM DIAZ

Counselor (Mental Health)