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DR. ETHAN V JANSON DDS
NPI 1174717466
Dentist - General Practice in Seattle, WA

Active since August 30, 2007
1325 4TH AVE, SUITE 1227, SEATTLE, WA 98101(206) 623-0809 Get Directions Write a Review

NPPES record last updated: August 30, 2007. Verified against the NPPES registry weekly; last sync: August 02, 2026.

About Dr. Ethan V Janson Dds NPPES

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

DR. ETHAN V JANSON DDS (NPI 1174717466) is an individual general practice provider in Seattle, Washington, licensed in Washington (DE00008245) and active in the NPI registry since August 2007.

NPPES Registry Identity

NPI1174717466
Entity TypeIndividualMale
Primary Taxonomy1223G0001X
Provider Legal NameDR. ETHAN V JANSONCredential: DDS
Location Address1325 4TH AVE, SUITE 1227Seattle, WA 98101-2573
Mailing Address1325 4th Ave, Suite 1227Seattle, WA 98101-2573 · (206) 623-0809
Phone(206) 623-0809
Sole ProprietorYes
Enumeration DateAugust 30, 2007
✔ NPI 1174717466 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses

★ Primary SpecialtyDentist · General PracticeDental Providers
Taxonomy Code1223G0001X
License✔ Licensed in WA · DE00008245
Definition
A general dentist is the primary dental care provider for patients of all ages. The general dentist is responsible for the diagnosis, treatment, management and overall coordination of services related to patients' oral health needs.
1325 4TH AVE, Seattle, WA 98101
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Other Providers at the Same Location NPPES 8

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

EILEEN FRANCES GIBBONS M.D.
Family Medicine
1325 4TH AVE, SUITE 1240
SEATTLE, WA 98101
King County (206) 625-0202
DEXTER BARNES
Dentist
1325 4TH AVE, 210
SEATTLE, WA 98101
King County (206) 682-8676
SEATTLE MEDICAL AND WELLNESS CLINIC
Family Medicine
1325 4TH AVE, SUITE 1240
SEATTLE, WA 98101
King County (206) 625-0202
DR. CAROL GRIFFIN JUNG PSY.D.
Psychologist
1325 4TH AVE, SUITE 1345
SEATTLE, WA 98101
King County (206) 344-6855
MS. JOAN DIANE AUSTIN A.R.N.P, R. N.
Clinical Nurse Specialist (Women's Health)
1325 4TH AVE, SUITE 1240
SEATTLE, WA 98101
King County (206) 625-0202
DR. JENNIFER BICHLOAN NGUYEN DDS
Dentist
1325 4TH AVE, SUITE 1230
SEATTLE, WA 98101
King County (206) 624-1773
DR. DEXTER E BARNES DDS
Dentist (General Practice)
1325 4TH AVE, 210
SEATTLE, WA 98101
King County (206) 682-8676
JENNIFER NGUYEN DDS PLLC
Clinic/Center (Dental)
1325 4TH AVE, SUITE 1230
SEATTLE, WA 98101
King County (206) 624-1773

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 Ethan Janson's NPI number?

The NPI number for Ethan Janson is 1174717466. It was assigned to this individual provider in the NPPES registry on August 30, 2007.

Where is Ethan Janson located?

Ethan Janson practices at 1325 4th Ave Suite 1227, Seattle, WA 98101. The listed phone number is (206) 623-0809.

What is Ethan Janson's specialty?

The primary specialty registered for this NPI is Dentist, specializing in General Practice, with taxonomy code 1223G0001X.

When was this NPI record last updated?

The NPPES record for Ethan Janson was last updated on August 30, 2007. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 18 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.