KATHERINE MATIAS R.D.
NPI 1104279157
Dietitian, Registered in Seatac, WA

Q: What is Katherine Matias's NPI number?

The NPI number for Katherine Matias is 1104279157. It was assigned to this individual provider in the NPPES registry on July 14, 2016.

Q: What is Katherine Matias's specialty?

The primary specialty registered for this NPI is Dietitian, Registered with taxonomy code 133V00000X.

Q: When was this NPI record last updated?

The NPPES record for Katherine Matias was last updated on March 13, 2026. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 5 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.

Active since July 14, 2016

12901 20TH AVE S, SEATAC, WA 98168(206) 720-3987 Get Directions Write a Review

NPPES record last updated: March 13, 2026. Verified against the NPPES registry weekly; last sync: August 23, 2026.

Record update history: Mar 13, 2026, Jul 14, 2016 (2 updates tracked since 2016).

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About Katherine Matias R.d. NPPES

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

KATHERINE MATIAS R.D. (NPI 1104279157) is an individual dietitian, registered in Seatac, Washington, licensed in (86060677) and active in the NPI registry since July 2016. She is a graduate of Other (2014).

NPPES Registry Identity

NPI1104279157

Entity TypeIndividualFemale

Primary Taxonomy133V00000X

Provider Legal NameKATHERINE MATIASCredential: R.D.

Location Address12901 20TH AVE SSeatac, WA 98168-5159

Mailing Address12901 20th Ave SSeatac, WA 98168-5159 · (206) 720-3987

Phone(206) 720-3987

Sole ProprietorYes

Medical School CMSOtherGraduated 2014

Enumeration DateJuly 14, 2016

Last NPPES UpdateMarch 13, 20262 updates tracked since enumeration

NPPES CertifiedMarch 13, 2026

✔ NPI 1104279157 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses

★ Primary SpecialtyDietitian, RegisteredDietary & Nutritional Service Providers

Taxonomy Code133V00000X

License✔ Licensed · 86060677

Definition

A Registered Dietitian (RD)/Registered Dietitian Nutritionist (RDN) is an individual uniquely trained in the science of nutrition and practice of dietetics to design and provide medical nutrition therapy (MNT) and other evidence-based applications of the Nutrition Care Process (NCP) that exemplify the profession's systematic approach to providing high quality nutrition care. Registered dietitians provide MNT for the purpose of disease prevention or management, or to treat or rehabilitate an illness, injury, or condition, with the use of specific, indicated physical and cognitive nutrition care services comprised of one or more of the following aspects of the NCP: nutrition assessment/reassessment, nutrition diagnosis, nutrition intervention (e.g., nutrition counseling, therapeutic diet ordering, and nutrition education) and nutrition monitoring and evaluation.

12901 20TH AVE S, Seatac, WA 98168

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Medicare Participation & PECOS CMS

Medicare enrollment, assignment, and ordering and referring status from the CMS PECOS system.

Medicare Enrollment Status

✔

Enrolled in Medicare (PECOS)

Katherine Matias R.d. is registered in the CMS Provider Enrollment, Chain and Ownership System (PECOS).

PECOS PAC ID9032686688

PECOS Enrollment IDI20260430003318

Other Providers at the Same Location NPPES 9

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

GREGORY WISONT RDN

Dietitian, Registered