NPPES file of Aug 9, 2026

Katherine Matias, R.D.

Registered Dietitian · Seatac, WA

Katherine Matias, R.D. is a registered dietitian with a practice address in Seatac, Washington, and NPI 1104279157, issued on Jul 14, 2016. Check the license with the Washington board that licenses this profession; the federal record below is the public data PlainDoctor holds for this provider.

Record from CMS NPPES, file of Aug 9, 2026 · method · Verify with CMS →

NPPES recordNPPES file of Aug 9, 2026
1104279157
Name
Katherine Matias
Credential
R.D.
Primary taxonomy
Registered Dietitian 133V00000X
Practice location
12901 20TH Ave S, Seatac, WA 98168
Phone
(206) 720-3987
Enumerated
Jul 14, 2016
Record last updated
Mar 13, 2026
Medicare enrollment
Enrolled (PECOS I20260430003318); may accept Medicare assignment
Entity
Type 1 · individual
Public record from CMS NPPES (open it on the CMS NPI Registry). Enrollment, assignment, school and telehealth: CMS Doctors and Clinicians file, Aug 2026. A record is not a license: verify it with the state board.
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8 nearest registered dietitian records → All 2,134 in Washington → Look up another NPI →

Also registered at 12901 20TH Ave S

A shared address usually means a shared clinic or building; it does not show who employs whom.

  1. Kaylee Holley, CCHTRenal Dialysis Technician1902435464
  2. Bethany Ingersoll, MS, RDRegistered Dietitian1154683563
  3. Jocelyn Naide, RDRegistered Dietitian1518773282
  4. Genevieve Phillips, RDRegistered Dietitian1851170781
  5. Jennifer Roth, RDRegistered Dietitian1023885571
  6. Gregory Wisont, RDNRegistered Dietitian1013692771

Verify Katherine Matias in five checks

  1. 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
  2. 2LicenseActive license and public ordersWhich Washington board licenses this professionCheck the board
  3. 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
  4. 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
  5. 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
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Katherine Matias among 2,134 registered dietitian records in Washington

Katherine Matias, R.D. is one of 2,134 registered dietitian records with a practice address in Washington. 9% of them appear in a Medicare file (Part D prescribing, MIPS, Open Payments or Medicare group billing); this one does not. Its NPI, issued in 2016, is newer than 48% of them.

  • NPI issued2016 · 48% of these records are older, 47% newer
  • In a Medicare fileNo · 9% of these records are
  • In the CMS Doctors and Clinicians fileYes · 11% of these records are
  • Graduated2014 · median 2014 among the 238 with a school on file
  • Record last updated2026 · 63% of these records were not updated in five years or more

Source: CMS NPPES, file of Aug 9, 2026, every record with primary taxonomy 133V00000X and a Washington practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).

9 registered dietitian records list a practice address in Seatac

They are 9 of the 216 NPPES records with a practice address in Seatac, and 2,134 registered dietitian records in Washington. No Medicare prescribing, quality score, industry payment or hospital affiliation is published for this NPI.

All 2,134 in Washington → Every provider in Seatac → Registered Dietitian nationwide →

The 8 registered dietitian records with the nearest ZIP codes

  1. Valerie Chaube, RDTukwila, WA 981681528949831
  2. Bethany Ingersoll, MS, RDSeatac, WA 981681154683563
  3. Jocelyn Naide, RDSeatac, WA 981681518773282
  4. Genevieve Phillips, RDSeatac, WA 981681851170781
  5. Jennifer Roth, RDSeatac, WA 981681023885571
  6. Anjoo SoodTukwila, WA 981681245389485
  7. Gregory Wisont, RDNSeatac, WA 981681013692771
  8. Marta AcostaBurien, WA 981661861853277

Common questions

What is Katherine Matias, R.D.'s NPI number?

Katherine Matias, R.D.'s National Provider Identifier (NPI) is 1104279157, issued on Jul 14, 2016. An NPI identifies a provider in billing; it is not a license.

Where is Katherine Matias, R.D. located?

The NPPES record lists a practice address at 12901 20TH Ave S, Seatac, WA, 98168. Phone: (206) 720-3987. Providers update this record themselves, so call before visiting.

How can I verify Katherine Matias, R.D.'s license?

Search the Washington board that licenses this profession; the NPPES record confirms identity only.

Source: CMS National Plan and Provider Enumeration System (NPPES), file of Aug 9, 2026 (NPPES files on CMS.gov); NUCC Health Care Provider Taxonomy. An NPI identifies who bills; it is not a license.

Written with AI tools from the named public files; every figure is computed from those files (how it is made).

Figures on PlainDoctor are read from the federal files each page names (CMS NPPES, Medicare Part D, MIPS, Open Payments; the HHS-OIG exclusion list only as counts) and from Census population estimates, with the file date shown beside them. See our editorial standards & corrections policy, the methodology behind these numbers, or report a data error. Data current as of Aug 9, 2026.