NPPES file of Aug 9, 2026

Stephanie Hamstra, PHARM.D

Pharmacist · Grand Rapids, MI

Stephanie Hamstra, PHARM.D is a pharmacist with a practice address in Grand Rapids, Michigan, and NPI 1700169620, issued on Sep 27, 2011. Check the license (Michigan 5302037450, as entered in NPPES) with the Michigan 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
1700169620
Name
Stephanie Hamstra
Credential
PHARM.D
Primary taxonomy
Pharmacist 183500000X
License number
5302037450 MI
Self-reported in NPPES; status is on the state search
Practice location
5100 28TH St SE, Grand Rapids, MI 49512
Phone
(616) 233-4428
Enumerated
Sep 27, 2011
Record last updated
Sep 27, 2011 (not updated in 15 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 5100 28TH St SE

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

  1. Emily Gillette, ODOptometrist1386027241
  2. Sarah Hansen, O.D.Optometrist1083902845
  3. Navjit KaurPharmacist1124577275
  4. Eric Liu, PHARM.D., M.B.A.Pharmacist1932658515
  5. Julie Morales, RPHPharmacist1336422559
  6. Annie Oesch, O.D.Optometrist1134376163

Verify Stephanie Hamstra in five checks

  1. 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
  2. 2LicenseActive license and public ordersWhich Michigan board licenses this profession
    Search for license 5302037450
    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 Michigan license search

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Most of these Medicare Part D claims are vaccines, 100% of the cost of the top drugs

58 Medicare Part D claims for 52 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. Stephanie Hamstra58
  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. Twinrix18 claims
  2. Abrysvo16 claims
  3. Shingrix11 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.

381 pharmacist records list a practice address in Grand Rapids

They are 381 of the 18,005 NPPES records with a practice address in Grand Rapids, and 8,370 pharmacist records in Michigan.

Other pharmacist records in Michigan

  1. Ghada Aalibrahim, PHARMDFerndale, MI1093438996
  2. Sharon AaronMacomb, MI1851922736
  3. Abdel-Salem AbadaCaledonia, MI1609586718
  4. Ehab AbaderHamtramck, MI1457982456
  5. Ivan Joseph AbadinesGrand Rapids, MI1275139164
  6. Omar Abazeed, PHARMDDetroit, MI1780396358
  7. Rania Abazeed, PHARMDDearborn, MI1184388498
  8. Haya AbazidDearborn Heights, MI1164344586
  9. Ahmad Abbas, PHARM.DGarden City, MI1811127517
  10. Ahmad AbbasDetroit, MI1487264362

Common questions

What is Stephanie Hamstra, PHARM.D's NPI number?

Stephanie Hamstra, PHARM.D's National Provider Identifier (NPI) is 1700169620, issued on Sep 27, 2011. An NPI identifies a provider in billing; it is not a license.

Where is Stephanie Hamstra, PHARM.D located?

The NPPES record lists a practice address at 5100 28TH St SE, Grand Rapids, MI, 49512. Phone: (616) 233-4428. Providers update this record themselves, so call before visiting.

How can I verify Stephanie Hamstra, PHARM.D's license?

NPPES lists Michigan license number 5302037450, as entered by the provider. Search the Michigan board that licenses this profession; the NPPES record confirms identity only.

How much does Stephanie Hamstra, PHARM.D prescribe under Medicare Part D?

In 2024, Stephanie Hamstra, PHARM.D had 58 Medicare Part D claims for 52 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.