ONE MEDICAL
NPI 1912492828
Internal Medicine in Seattle, WA

Q: What is One Medical Group Of Washington, P.C.'s specialty?

The primary specialty registered for this NPI is Internal Medicine with taxonomy code 207R00000X.

Active since June 25, 2018CLIA 50D2179848 · Microscopy

625 BOREN AVENUE NORTH, SEATTLE, WA 98109(415) 658-6791 Get Directions Write a Review

NPPES record last updated: June 25, 2018. Verified against the NPPES registry weekly; last sync: August 09, 2026.

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About One Medical NPPES

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

ONE MEDICAL (NPI 1912492828) is a healthcare organization registered as an internal medicine in Seattle, Washington and active in the NPI registry since June 2018. The organization holds a CLIA Microscopy certificate valid through April 4, 2028 and lists Andrew Diamond, President, as its authorized official.

NPPES Registry Identity

NPI1912492828

Entity TypeOrganization

Primary Taxonomy207R00000X

Legal Business NameONE MEDICAL GROUP OF WASHINGTON, P.C.

Location Address625 BOREN AVENUE NORTHSeattle, WA 98109

Mailing Address130 Sutter St Fl 2San Francisco, CA 94104-4009 · (415) 658-6791

Phone(415) 658-6791

Organization SubpartYes

Authorized OfficialAndrew DiamondPresident · (415) 658-6791

Enumeration DateJune 25, 2018

✔ NPI 1912492828 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses 6

★ Primary SpecialtyInternal MedicineAllopathic & Osteopathic Physicians

Taxonomy Code207R00000X

Definition

A physician who provides long-term, comprehensive care in the office and the hospital, managing both common and complex illness of adolescents, adults and the elderly. Internists are trained in the diagnosis and treatment of cancer, infections and diseases affecting the heart, blood, kidneys, joints and digestive, respiratory and vascular systems. They are also trained in the essentials of primary care internal medicine, which incorporates an understanding of disease prevention, wellness, substance abuse, mental health and effective treatment of common problems of the eyes, ears, skin, nervous system and reproductive organs.

Also ListedPsychologistTaxonomy 103T00000X

Also ListedFamily MedicineTaxonomy 207Q00000X

Also ListedPediatricsTaxonomy 208000000X

Also ListedPsychiatry & Neurology · PsychiatryTaxonomy 2084P0800X

Also ListedPhysical TherapistTaxonomy 225100000X

625 BOREN AVENUE NORTH, Seattle, WA 98109

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Other Names 1

Doing Business AsOne Medical

Group Practice 1

Group TaxonomyThis provider is a business group of one or more individual practitioners, who practice with different areas of specialization.193200000X MULTI-SPECIALTY GROUP

CLIA Laboratory Certificates CMS CLIA

Laboratory certificates issued under the Clinical Laboratory Improvement Amendments (CLIA) program, which sets federal quality standards for human laboratory testing in the United States. There is no official CMS crosswalk between CLIA and NPI numbers; these certificates are associated with this NPI by matching facility names, locations and phone numbers in the CMS CLIA registry.

Certificate for Provider-Performed Microscopy Procedures (PPMP) 50D2179848

One Medical With Vmmc · Seattle, WA

Active · expires Apr 4, 2028

CLIA Number50D2179848

Laboratory TypePhysician Office

Certificate Effective DateMarch 3, 2020

Certificate Expiration DateApril 4, 2028

Laboratory DirectorSibyl Siegfried

Laboratory Phone(206) 267-4390

Laboratory LocationOne Medical With Vmmc701 N 34th St Ste 200 - Commercial, Seattle, WA 98103

CLIA data matches this NPI record on: Name

This certificate is issued to a laboratory in which a physician, midlevel practitioner or dentist performs no tests other than the microscopy procedures. This certificate permits the laboratory to also perform waived tests.

Other Providers at the Same Location NPPES

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

ONE MEDICAL GROUP, INC.

Family Medicine

625 BOREN AVENUE NORTH
SEATTLE, WA 98109

King County (206) 408-2161

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 One Medical Group Of Washington, P.C.'s NPI number?

The NPI number for One Medical Group Of Washington, P.C. is 1912492828. It was assigned to this organization in the NPPES registry on June 25, 2018. The provider is doing business as One Medical.

Where is One Medical Group Of Washington, P.C. located?

One Medical Group Of Washington, P.C. is located at 625 Boren Avenue North, Seattle, WA 98109. The listed phone number is (415) 658-6791.

What is One Medical Group Of Washington, P.C.'s specialty?

The primary specialty registered for this NPI is Internal Medicine with taxonomy code 207R00000X.

Does One Medical Group Of Washington, P.C. hold a CLIA laboratory certificate?

Yes. A Certificate for Provider-Performed Microscopy Procedures (PPMP) (number 50D2179848) is associated with this NPI, valid through April 4, 2028. CLIA certificates authorize laboratory testing under the federal Clinical Laboratory Improvement Amendments program.

When was this NPI record last updated?

The NPPES record for One Medical Group Of Washington, P.C. was last updated on June 25, 2018. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 8 years 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.