NPPES file of Aug 9, 2026

David Lyle Graves, N.D.

Naturopath · Spokane, WA

David Lyle Graves, N.D. is a naturopath with a practice address in Spokane, Washington, and NPI 1598949901, issued on Dec 20, 2007. Check the license (Washington NT60161938, 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
1598949901
Name
David Lyle Graves
Credential
N.D.
Primary taxonomy
Naturopath 175F00000X
License number
NT60161938 WA
Self-reported in NPPES; status is on the state search
Practice location
1801 W Broadway Ave, Spokane, WA 99201
Phone
(509) 755-5100
Enumerated
Dec 20, 2007
Record last updated
Dec 12, 2022
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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Also registered at 1801 W Broadway Ave

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

  1. Monica ManzaSpeech-Language Pathologist1417115296

Verify David Lyle Graves 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 NT60161938
    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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39% fewer Medicare Part D claims than the average naturopath in 2024

66 Medicare Part D claims for 16 beneficiaries, against an average of 109 among the 1,866 providers of this specialty who prescribed in Part D.

  1. David Graves66
  2. Specialty average109

Most prescribed

  1. Np Thyroid23 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.

David Lyle Graves among 1,532 naturopath records in Washington

David Lyle Graves, 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 updated2022 · 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.

The 8 naturopath records with the nearest ZIP codes

  1. Jennifer GrushonSpokane, WA 992011255736294
  2. Maria Lams, NMDSpokane, WA 992011023771003
  3. Michael Lehman, NDSpokane, WA 992011801361191
  4. Tanya Paynter, NDSpokane, WA 992011700127362
  5. Alycia Policani, NDSpokane, WA 992011457439762
  6. Lauren Boldebuck, N.D.Spokane, WA 992021932585429
  7. Laura Flanagan, N.D.Spokane, WA 992021083886725
  8. Margaret HockenberrySpokane, WA 992021548564727

Common questions

What is David Lyle Graves, N.D.'s NPI number?

David Lyle Graves, N.D.'s National Provider Identifier (NPI) is 1598949901, issued on Dec 20, 2007. An NPI identifies a provider in billing; it is not a license.

Where is David Lyle Graves, N.D. located?

The NPPES record lists a practice address at 1801 W Broadway Ave, Spokane, WA, 99201. Phone: (509) 755-5100. Providers update this record themselves, so call before visiting.

How can I verify David Lyle Graves, N.D.'s license?

NPPES lists Washington license number NT60161938, as entered by the provider. Search the Washington board that licenses this profession; the NPPES record confirms identity only.

How much does David Lyle Graves, N.D. prescribe under Medicare Part D?

In 2024, David Lyle Graves, N.D. had 66 Medicare Part D claims for 16 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.

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.