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DR. MARYJEAN MARIANO PH.D.
NPI 1548370760
Psychologist - Health Service in Seattle, WA

Active since August 30, 2006
1660 S COLUMBIAN WAY, 116 MHC, SEATTLE, WA 98108(206) 277-3027(206) 764-2572 Get Directions Write a Review

NPPES record last updated: September 11, 2025. Verified against the NPPES registry weekly; last sync: August 02, 2026.

About Dr. Maryjean Mariano Ph.d. NPPES

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

DR. MARYJEAN MARIANO PH.D. (NPI 1548370760) is an individual health service provider in Seattle, Washington, licensed in Washington (PY00001481) and active in the NPI registry since August 2006.

NPPES Registry Identity

NPI1548370760
Entity TypeIndividualFemale
Primary Taxonomy103TH0100X
Provider Legal NameDR. MARYJEAN MARIANOCredential: PH.D.
Location Address1660 S COLUMBIAN WAY, 116 MHCSeattle, WA 98108-1532
Mailing Address1660 S Columbian Way, 116 MhcSeattle, WA 98108-1532 · (206) 277-3027 · Fax (206) 764-2572
Phone(206) 277-3027
Fax(206) 764-2572
Sole ProprietorNo
Enumeration DateAugust 30, 2006
Last NPPES UpdateSeptember 11, 2025
✔ NPI 1548370760 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses 2

★ Primary SpecialtyPsychologist · Health ServiceBehavioral Health & Social Service Providers
Taxonomy Code103TH0100X
License✔ Licensed in WA · PY00001481
Definition
A psychologist, certified/licensed at the independent practice level in his/her state, who is duly trained and experienced in the delivery of direct, preventative, assessment, and therapeutic intervention services to individuals whose growth, adjustment, or functioning is actually impaired or is demonstrably at high risk of impairment (1974).
Also ListedPsychologist · ClinicalTaxonomy 103TC0700X · License PY00001481 (WA)
1660 S COLUMBIAN WAY, Seattle, WA 98108
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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.

DR. SARAH BASTAWROUS DO
Radiology (Diagnostic Radiology)
1660 S COLUMBIAN WAY, DIAGNOSTIC IMAGING, S-RAD-114
SEATTLE, WA 98108
King County (312) 450-5258
PATRICK PATTERSON LPN
Licensed Practical Nurse
1660 S COLUMBIAN WAY
SEATTLE, WA 98108
King County (800) 329-8387
DR. VICTORIA SZYDLOWSKI PHD
Psychologist
1660 S COLUMBIAN WAY
SEATTLE, WA 98108
King County (253) 583-1759
MR. DAVID EMERY HALL OTR/L
Occupational Therapist (Human Factors)
1660 S COLUMBIAN WAY
SEATTLE, WA 98108
King County (206) 277-1593
MR. MICHAEL H. SHAW LICSW
Social Worker (Clinical)
1660 S COLUMBIAN WAY
SEATTLE, WA 98108
King County (206) 277-1176
MS. CYNTHIA ANN ARROWOOD RN
Registered Nurse
1660 S COLUMBIAN WAY
SEATTLE, WA 98108
King County (206) 764-2542
DR. JULIE EMIKO TAKASUGI M.D.
Radiology (Diagnostic Radiology)
1660 S COLUMBIAN WAY, DEPT. RADIOLOGY S-113, PSVAHCS
SEATTLE, WA 98108
King County (206) 764-2444
MS. LAURA C HEARD RN, MS, CRRN-A
Clinical Nurse Specialist
1660 S COLUMBIAN WAY, #128
SEATTLE, WA 98108
King County (206) 277-3302

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 Maryjean Mariano's NPI number?

The NPI number for Maryjean Mariano is 1548370760. It was assigned to this individual provider in the NPPES registry on August 30, 2006.

Where is Maryjean Mariano located?

Maryjean Mariano practices at 1660 S Columbian Way 116 Mhc, Seattle, WA 98108. The listed phone number is (206) 277-3027.

What is Maryjean Mariano's specialty?

The primary specialty registered for this NPI is Psychologist, specializing in Health Service, with taxonomy code 103TH0100X.

When was this NPI record last updated?

The NPPES record for Maryjean Mariano was last updated on September 11, 2025. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 10 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.