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DR. MARY-ELLEN DIORIO M.D.
NPI 1649345042
Psychiatry & Neurology - Psychiatry in Seattle, WA

Active since November 21, 2006
2611 NE 125TH ST, SUITE 225, SEATTLE, WA 98125(206) 361-6884(206) 361-1598 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. Mary-ellen Diorio M.d. NPPES

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

DR. MARY-ELLEN DIORIO M.D. (NPI 1649345042) is an individual psychiatry provider in Seattle, Washington, licensed in Washington (MD00035655) and active in the NPI registry since November 2006.

NPPES Registry Identity

NPI1649345042
Entity TypeIndividualFemale
Primary Taxonomy2084P0800X
Provider Legal NameDR. MARY-ELLEN DIORIOCredential: M.D.
Location Address2611 NE 125TH ST, SUITE 225Seattle, WA 98125-4373
Mailing Address2611 Ne 125th St, Suite 225Seattle, WA 98125-4373 · (206) 361-6884 · Fax (206) 361-1598
Phone(206) 361-6884
Fax(206) 361-1598
Sole ProprietorNo
Enumeration DateNovember 21, 2006
Last NPPES UpdateSeptember 11, 2025
✔ NPI 1649345042 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses 2

★ Primary SpecialtyPsychiatry & Neurology · PsychiatryAllopathic & Osteopathic Physicians
Taxonomy Code2084P0800X
License✔ Licensed in WA · MD00035655
Definition
A Psychiatrist specializes in the prevention, diagnosis, and treatment of mental disorders, emotional disorders, psychotic disorders, mood disorders, anxiety disorders, substance-related disorders, sexual and gender identity disorders and adjustment disorders. Biologic, psychological, and social components of illnesses are explored and understood in treatment of the whole person. Tools used may include diagnostic laboratory tests, prescribed medications, evaluation and treatment of psychological and interpersonal problems with individuals and families, and intervention for coping with stress, crises, and other problems.
Also ListedPsychiatry & Neurology · Child & Adolescent PsychiatryTaxonomy 2084P0804X · License MD00035655 (WA)
2611 NE 125TH ST, Seattle, WA 98125
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Other Identifiers 3

Other0007654053WA · Aetna Pin
OtherDI5605WA · Regence
Other91139348509WA · Uniform Medical Provider

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. SAMUEL WAYNE DUNCAN PH.D.
Psychologist (Clinical)
2611 NE 125TH ST, SUITE 225
SEATTLE, WA 98125
King County (296) 361-6884
DR. JEANNE L BERTINO DMD
Dentist (Periodontics)
2611 NE 125TH ST, SUITE 236
SEATTLE, WA 98125
King County (206) 365-5880
DR. LINDA J WEIMER PHD
Psychologist (Clinical)
2611 NE 125TH ST, SUITE 225
SEATTLE, WA 98125
King County (206) 361-6684
CONSEJO COUNSELING AND REFERRAL SERVICE - LAKE CITY
Community/Behavioral Health
2611 NE 125TH ST, SUITE 145
SEATTLE, WA 98125
King County (206) 461-4880
DR. DANIEL BUQUICCHIO DC
Chiropractor
2611 NE 125TH ST, SUITE 240
SEATTLE, WA 98125
King County (206) 708-7172
SARAH MARIE WALKER P.T.
Physical Therapist
2611 NE 125TH ST, SUITE 140
SEATTLE, WA 98125
King County (206) 361-4746
MRS. TONIA 'HEATHER' CARLSON LMHC
Counselor (Mental Health)
2611 NE 125TH ST, SUITE 203
SEATTLE, WA 98125
King County (206) 850-5975
ROBERT KANTER MD INC PS
Specialist
2611 NE 125TH ST, SUITE 90
SEATTLE, WA 98125
King County (206) 362-0035

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 Mary-ellen Diorio's NPI number?

The NPI number for Mary-ellen Diorio is 1649345042. It was assigned to this individual provider in the NPPES registry on November 21, 2006.

Where is Mary-ellen Diorio located?

Mary-ellen Diorio practices at 2611 NE 125th St Suite 225, Seattle, WA 98125. The listed phone number is (206) 361-6884.

What is Mary-ellen Diorio's specialty?

The primary specialty registered for this NPI is Psychiatry & Neurology, specializing in Psychiatry, with taxonomy code 2084P0800X.

When was this NPI record last updated?

The NPPES record for Mary-ellen Diorio 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.