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MS. ISABELLA SHARI RIOJAS PHD
NPI 1851629968
Counselor - Mental Health in Mountlake Terrace, WA

Active since December 01, 2009
6505 216TH ST SW STE 100, MOUNTLAKE TERRACE, WA 98043(509) 726-0192 Get Directions Write a Review

NPPES record last updated: March 3, 2026. Verified against the NPPES registry weekly; last sync: August 09, 2026.

About Ms. Isabella Shari Riojas Phd NPPES

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

MS. ISABELLA SHARI RIOJAS PHD (NPI 1851629968) is an individual mental health provider in Mountlake Terrace, Washington, licensed in Washington (MHC.LH.70048562) and active in the NPI registry since December 2009.

NPPES Registry Identity

NPI1851629968
Entity TypeIndividualFemale
Primary Taxonomy101YM0800X
Provider Legal NameMS. ISABELLA SHARI RIOJASCredential: PHD
Location Address6505 216TH ST SW STE 100Mountlake Terrace, WA 98043-2089
Mailing Address100 N Howard StSpokane, WA 99201-0508 · (509) 726-0192
Phone(509) 726-0192
Sole ProprietorNo
Enumeration DateDecember 1, 2009
Last NPPES UpdateMarch 3, 2026
NPPES CertifiedMarch 3, 2026
✔ NPI 1851629968 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 · MHC.LH.70048562
Also ListedSocial WorkerTaxonomy 104100000X
6505 216TH ST SW STE 100, Mountlake Terrace, WA 98043
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Other Providers at the Same Location NPPES 20

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

CHRISTINE GALE MEEKER
Counselor (Mental Health)
6505 216TH ST SW STE 100
MOUNTLAKE TERRACE, WA 98043
Snohomish County (425) 640-7009
LYNN HACKSTAFF LICSW
Social Worker (Clinical)
6505 216TH ST SW STE 100
MOUNTLAKE TERRACE, WA 98043
Snohomish County (425) 640-7009
KRISTEN KATHLEEN BUTLER LICSW
Social Worker (Clinical)
6505 216TH ST SW STE 100
MOUNTLAKE TERRACE, WA 98043
Snohomish County (425) 640-7009
AREALE HAMMOND
Counselor (Mental Health)
6505 216TH ST SW STE 100
MOUNTLAKE TERRACE, WA 98043
Snohomish County (425) 678-6463
MADISON STEFANSON
Counselor (Mental Health)
6505 216TH ST SW STE 100
MOUNTLAKE TERRACE, WA 98043
Snohomish County (425) 640-7009
BRIAN JOSEPH NUCKOLS
Counselor (Mental Health)
6505 216TH ST SW STE 100
MOUNTLAKE TERRACE, WA 98043
Snohomish County (425) 678-6463
DR. SONYA RICHARDSON-MCDONALD ED.D
Counselor (Mental Health)
6505 216TH ST SW STE 100
MOUNTLAKE TERRACE, WA 98043
Snohomish County (425) 678-6463
MRS. CRISTEN JANE LUKE LMSW
Social Worker (Clinical)
6505 216TH ST SW STE 100
MOUNTLAKE TERRACE, WA 98043
Snohomish County (425) 640-7009

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 Isabella Riojas's NPI number?

The NPI number for Isabella Riojas is 1851629968. It was assigned to this individual provider in the NPPES registry on December 1, 2009.

Where is Isabella Riojas located?

Isabella Riojas practices at 6505 216th St SW Ste 100, Mountlake Terrace, WA 98043. The listed phone number is (509) 726-0192.

What is Isabella Riojas'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 Isabella Riojas was last updated on March 3, 2026. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 5 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.