Katherine Joan Barkshire, N.D.
Naturopath · Bremerton, WA
Katherine Joan Barkshire, N.D. is a naturopath with a practice address in Bremerton, Washington, and NPI 1437200847, issued on Jan 13, 2007. Check the license (Washington 1209, as entered in NPPES) with the Washington board that licenses this profession; the Medicare figures below come from public CMS files.
- Name
- Katherine Joan Barkshire
- Credential
- N.D.
- Primary taxonomy
- Naturopath 175F00000X
- License number
- 1209 WA
Self-reported in NPPES; status is on the state search - Practice location
- 1736 NE Riddell RD, Bremerton, WA 98310
- Phone
- (360) 475-0400
- Enumerated
- Jan 13, 2007
- Record last updated
- Jul 8, 2007 (not updated in 19 years: call before relying on the address or phone)
- Fax
- (360) 475-0401
- Entity
- Type 1 · individual
8 nearest naturopath records → All 1,532 in Washington → Look up another NPI →
Also registered at 1736 NE Riddell RD
A shared address usually means a shared clinic or building; it does not show who employs whom.
- John Bial, D.D.S.General Practice Dentistry1780722652
Verify Katherine Joan Barkshire in five checks
- 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
- 2LicenseActive license and public ordersWhich Washington board licenses this profession
Search for license 1209Check the board - 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
- 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
- 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
79% fewer Medicare Part D claims than the average naturopath in 2024
23 Medicare Part D claims, against an average of 109 among the 1,866 providers of this specialty who prescribed in Part D.
Source: CMS Medicare Part D Prescribers by Provider and Drug, 2024 (data.cms.gov). Part D covers prescriptions for Medicare patients only; drugs with fewer than 11 claims are not published.
Katherine Joan Barkshire among 1,532 naturopath records in Washington
Katherine Joan Barkshire, N.D. is one of 1,532 naturopath records with a practice address in Washington. 35% of them appear in a Medicare file (Part D prescribing, MIPS, Open Payments or Medicare group billing); this one does. Its NPI, issued in 2007, is newer than 8% of them.
- NPI issued2007 · 8% of these records are older, 73% newer
- In a Medicare fileYes · 35% of these records are
- In the CMS Doctors and Clinicians fileNo · under 1% of these records are
- Record last updated2007 · 66% of these records were not updated in five years or more
Source: CMS NPPES, file of Aug 9, 2026, every record with primary taxonomy 175F00000X and a Washington practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).
Naturopath providers in Washington
There are 1,532 naturopath records in Washington.
All 1,532 in Washington → Every provider in Bremerton → Naturopath nationwide →
The 8 naturopath records with the nearest ZIP codes
- Christine Zach, NDBremerton, WA 983101972652774
- Kaylee McDonald, N.D.Buckley, WA 983211154409639
- Sarah Cassidy, NDSultan, WA 982941528419413
- Michele Mayatte, NDSultan, WA 982941528570793
- Dominika Neary, N.D.Sultan, WA 982941750526885
- Dean Neary, NDSultan, WA 982941013065242
- Karen Yorgan, N.D., LACSultan, WA 982941518303015
- Holly Hagglund, N.D.Stanwood, WA 982921992177208
Common questions
What is Katherine Joan Barkshire, N.D.'s NPI number?
Katherine Joan Barkshire, N.D.'s National Provider Identifier (NPI) is 1437200847, issued on Jan 13, 2007. An NPI identifies a provider in billing; it is not a license.
Where is Katherine Joan Barkshire, N.D. located?
The NPPES record lists a practice address at 1736 NE Riddell RD, Bremerton, WA, 98310. Phone: (360) 475-0400. Providers update this record themselves, so call before visiting.
How can I verify Katherine Joan Barkshire, N.D.'s license?
NPPES lists Washington license number 1209, as entered by the provider. Search the Washington board that licenses this profession; the NPPES record confirms identity only.
How much does Katherine Joan Barkshire, N.D. prescribe under Medicare Part D?
In 2024, Katherine Joan Barkshire, N.D. had 23 Medicare Part D claims; the average among naturopath prescribers was 109. Part D covers Medicare prescriptions 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. Medicare files from data.cms.gov. An NPI identifies who bills; it is not a license.
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.