NPPES file of Aug 9, 2026

Davis Williams Lamson, N.D.

Naturopath · Seattle, WA

Davis Williams Lamson, N.D. is a naturopath with a practice address in Seattle, Washington, and NPI 1922347046, issued on Feb 8, 2013. Check the license (Washington NT00000422, as entered in NPPES) with the Washington board that licenses this profession; the Medicare figures below come from public CMS files.

Record from CMS NPPES, file of Aug 9, 2026 · Medicare files 2024 · method · Verify with CMS →

NPPES recordNPPES file of Aug 9, 2026
1922347046
Name
Davis Williams Lamson
Credential
N.D.
Primary taxonomy
Naturopath 175F00000X
License number
NT00000422 WA
Self-reported in NPPES; status is on the state search
Practice location
9730 3RD Ave NE Seattle Healing Arts, Seattle, WA 98115
Phone
(206) 522-5646
Enumerated
Feb 8, 2013
Record last updated
May 8, 2025
Fax
(206) 524-5054
Entity
Type 1 · individual
Public record from CMS NPPES (open it on the CMS NPI Registry). A record is not a license: verify it with the state board.
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8 nearest naturopath records → All 1,532 in Washington → Look up another NPI →

Verify Davis Williams Lamson in five checks

  1. 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
  2. 2LicenseActive license and public ordersWhich Washington board licenses this profession
    Search for license NT00000422    Check 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
Find the Washington license search

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17% more Medicare Part D claims than the average naturopath in 2024

127 Medicare Part D claims for 36 beneficiaries, against an average of 109 among the 1,866 providers of this specialty who prescribed in Part D.

  1. Davis Lamson127
  2. Specialty average109

Most prescribed

  1. Liothyronine Sodium37 claims
  2. Metformin Hcl Er36 claims
  3. Levothyroxine Sodium23 claims

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.

Davis Williams Lamson among 1,532 naturopath records in Washington

Davis Williams Lamson, 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 2013, is newer than 50% of them.

  • NPI issued2013 · 50% of these records are older, 45% 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 updated2025 · 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).

526 naturopath records list a practice address in Seattle

They are 526 of the 41,956 NPPES records with a practice address in Seattle, and 1,532 naturopath records in Washington.

All 1,532 in Washington → Every provider in Seattle → Naturopath nationwide →

The 8 naturopath records with the nearest ZIP codes

  1. May Eng, N.D.Seattle, WA 981151639232135
  2. Molly Gray, NDSeattle, WA 981151639256027
  3. Amy Hobson, N.D.Seattle, WA 981151982709887
  4. Sheila Kingsbury, N.D.Seattle, WA 981151538217799
  5. Christopher Kozura, N.D., L.M.P.Seattle, WA 981151841332061
  6. Douglas Lewis, N.D.Seattle, WA 981151972696243
  7. Francine Loeb, MDSeattle, WA 981151093827966
  8. Bobbi Lutack, NDSeattle, WA 981151881741288

Common questions

What is Davis Williams Lamson, N.D.'s NPI number?

Davis Williams Lamson, N.D.'s National Provider Identifier (NPI) is 1922347046, issued on Feb 8, 2013. An NPI identifies a provider in billing; it is not a license.

Where is Davis Williams Lamson, N.D. located?

The NPPES record lists a practice address at 9730 3RD Ave NE Seattle Healing Arts, Seattle, WA, 98115. Phone: (206) 522-5646. Providers update this record themselves, so call before visiting.

How can I verify Davis Williams Lamson, N.D.'s license?

NPPES lists Washington license number NT00000422, as entered by the provider. Search the Washington board that licenses this profession; the NPPES record confirms identity only.

How much does Davis Williams Lamson, N.D. prescribe under Medicare Part D?

In 2024, Davis Williams Lamson, N.D. had 127 Medicare Part D claims for 36 beneficiaries; 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.

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.