DR. KATHERINE ELIZABETH GASTON MATTAX ND
NPI 1053023846
Naturopath in Seattle, WA

Active since December 23, 2022
5470 SHILSHOLE AVE NW STE 500, SEATTLE, WA 98107(206) 279-6390 Get Directions Write a Review

NPPES record last updated: November 2, 2023. Verified against the NPPES registry weekly; last sync: August 02, 2026.

Record update history: Nov 2, 2023, Dec 23, 2022 (2 updates tracked since 2022).

About Dr. Katherine Elizabeth Gaston Mattax Nd NPPES

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

DR. KATHERINE ELIZABETH GASTON MATTAX ND (NPI 1053023846) is an individual naturopath provider in Seattle, Washington and active in the NPI registry since December 2022.

NPPES Registry Identity

NPI1053023846
Entity TypeIndividualFemale
Primary Taxonomy175F00000X
Provider Legal NameDR. KATHERINE ELIZABETH GASTON MATTAXCredential: ND
Location Address5470 SHILSHOLE AVE NW STE 500Seattle, WA 98107-4040
Mailing Address11740 24th Ave NeSeattle, WA 98125-5214 · (417) 860-5068
Sole ProprietorYes
Enumeration DateDecember 23, 2022
Last NPPES UpdateNovember 2, 20232 updates tracked since enumeration
NPPES CertifiedNovember 2, 2023
NPI 1053023846 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses

Primary SpecialtyNaturopathOther Service Providers
Taxonomy Code175F00000X
Definition
Diagnoses, treats, and cares for patients, using system of practice that bases treatment of physiological functions and abnormal conditions on natural laws governing human body: Utilizes physiological, psychological, and mechanical methods, such as air, water, light, heat, earth, phototherapy, food and herb therapy, psychotherapy, electrotherapy, physiotherapy, minor and orificial surgery, mechanotherapy, naturopathic corrections and manipulation, and natural methods or modalities, together with natural medicines, natural processed foods, and herbs and nature's remedies. Excludes major surgery, therapeutic use of x ray and radium, and use of drugs, except those assimilable substances containing elements or compounds which are components of body tissues and are physiologically compatible to body processes for maintenance of life.
5470 SHILSHOLE AVE NW STE 500, Seattle, WA 98107

Accepted Insurance

Other Providers at the Same Location NPPES 7

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

Naturopath
5470 SHILSHOLE AVE NW STE 500
SEATTLE, WA 98107
Naturopath
5470 SHILSHOLE AVE NW STE 500
SEATTLE, WA 98107
Naturopath
5470 SHILSHOLE AVE NW STE 500
SEATTLE, WA 98107
Naturopath
5470 SHILSHOLE AVE NW STE 500
SEATTLE, WA 98107
Acupuncturist
5470 SHILSHOLE AVE NW STE 500
SEATTLE, WA 98107
Naturopath
5470 SHILSHOLE AVE NW STE 500
SEATTLE, WA 98107
Naturopath
5470 SHILSHOLE AVE NW STE 500
SEATTLE, WA 98107

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 Katherine Mattax's NPI number?

The NPI number for Katherine Mattax is 1053023846. It was assigned to this individual provider in the NPPES registry on December 23, 2022.

Where is Katherine Mattax located?

Katherine Mattax practices at 5470 Shilshole Ave NW Ste 500, Seattle, WA 98107. The listed phone number is (206) 279-6390.

What is Katherine Mattax's specialty?

The primary specialty registered for this NPI is Naturopath with taxonomy code 175F00000X.

What insurance does Katherine Mattax accept?

Health plans from Premera Blue Cross Blue Shield of Alaska list Katherine Mattax as in-network in at least one marketplace plan. Coverage varies by plan and year; verify with the insurer or the provider before a visit.

When was this NPI record last updated?

The NPPES record for Katherine Mattax was last updated on November 2, 2023. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 2 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.