NPPES file of Aug 9, 2026

Gregory Dominick Walker, PHARMD

Pharmacist · West Des Moines, IA

Gregory Dominick Walker, PHARMD is a pharmacist with a practice address in West Des Moines, Iowa, and NPI 1629681507, issued on Aug 28, 2020. Check the license (Iowa 23579, as entered in NPPES) with the Iowa 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
1629681507
Name
Gregory Dominick Walker
Credential
PHARMD
Primary taxonomy
Pharmacist 183500000X
License number
23579 IA
Self-reported in NPPES; status is on the state search
Practice location
6365 Stagecoach Dr, West Des Moines, IA 50266
Phone
(616) 453-2747
Enumerated
Aug 28, 2020
Record last updated
Aug 28, 2020 (not updated in 6 years: call before relying on the address or phone)
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 6365 Stagecoach Dr

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

  1. Stacie DanielsPharmacist1871118539
  2. Shannon Erickson, RPHPharmacist1730704461
  3. Lexie Franzeen, O.D.Optometrist1235157223
  4. Thao HoangPharmacist1821861675
  5. Mark Hoxmeier, PHARMDPharmacist1700914561
  6. Michaeline Martin, PHARMDPharmacist1619592433

Verify Gregory Dominick Walker in five checks

  1. 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
  2. 2LicenseActive license and public ordersWhich Iowa board licenses this profession
    Search for license 23579
    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 Iowa license search

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Most of these Medicare Part D claims are vaccines, 93% of the cost of the top drugs

126 Medicare Part D claims for 113 beneficiaries, against an average of 119 among the 28,524 providers of this specialty who prescribed in Part D. Brand-name drugs were 100% of claims.

  1. Gregory Walker126
  2. Specialty average119

Most prescribed

Pharmacies often give vaccines under a standing order that names one clinician, and CMS counts every such claim under that clinician's NPI. These claims are therefore not a measure of this clinician's own prescribing.

  1. Shingrix50 claims
  2. Arexvy45 claims
  3. Boostrix Tdap24 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.

105 pharmacist records list a practice address in West Des Moines

They are 105 of the 2,201 NPPES records with a practice address in West Des Moines, and 3,179 pharmacist records in Iowa.

Other pharmacist records in Iowa

  1. John Aagesen, RPHAmes, IA1851510887
  2. Angela Aarhus, PHARMDDes Moines, IA1639588510
  3. Mohamed AbbasDavenport, IA1619786928
  4. Tammy Abbas, RPHGarner, IA1982812442
  5. Mary Jo Abbott, RPHIowa City, IA1841325875
  6. Sherry Abbott, RPHBoone, IA1851257125
  7. Ahmed AbdelgadirIowa City, IA1033713896
  8. Salma AbdelrahmanIowa City, IA1558143966
  9. Amanda Abdulbaki, PHARMDDes Moines, IA1730720830
  10. Marla Aboujawdeh, PHARM.D.Mount Vernon, IA1164651147

Common questions

What is Gregory Dominick Walker, PHARMD's NPI number?

Gregory Dominick Walker, PHARMD's National Provider Identifier (NPI) is 1629681507, issued on Aug 28, 2020. An NPI identifies a provider in billing; it is not a license.

Where is Gregory Dominick Walker, PHARMD located?

The NPPES record lists a practice address at 6365 Stagecoach Dr, West Des Moines, IA, 50266. Phone: (616) 453-2747. Providers update this record themselves, so call before visiting.

How can I verify Gregory Dominick Walker, PHARMD's license?

NPPES lists Iowa license number 23579, as entered by the provider. Search the Iowa board that licenses this profession; the NPPES record confirms identity only.

How much does Gregory Dominick Walker, PHARMD prescribe under Medicare Part D?

In 2024, Gregory Dominick Walker, PHARMD had 126 Medicare Part D claims for 113 beneficiaries; the average among pharmacist prescribers was 119. 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.