Grahme Joseph Retzlaff
Pharmacist · Appleton, WI
Grahme Joseph Retzlaff is a pharmacist with a practice address in Appleton, Wisconsin, and NPI 1134905649, issued on Aug 31, 2023. Check the license (Wisconsin 22354-40, as entered in NPPES) with the Wisconsin board that licenses this profession; the Medicare figures below come from public CMS files.
- Name
- Grahme Joseph Retzlaff
- Primary taxonomy
- Pharmacist 183500000X
- License number
- 22354-40 WI
Self-reported in NPPES; status is on the state search - Practice location
- 3330 E Calumet St, Appleton, WI 54915
- Phone
- (920) 733-3016
- Enumerated
- Aug 31, 2023
- Record last updated
- Aug 31, 2023
- Entity
- Type 1 · individual
8 nearest pharmacist records → All 5,397 in Wisconsin → Look up another NPI →
Also registered at 3330 E Calumet St
A shared address usually means a shared clinic or building; it does not show who employs whom.
- Jennifer De La Paz, PHARMDPharmacist1326439043
- Sarah Glasheen, PHARMDPharmacist1669135604
- Alex GloudemansPharmacist1437591112
- Wendy Hoffmeyer, PHARMDPharmacist1407132491
- Amy Holub, PHARM.D.Pharmacist1609152552
- William Leonard, RPHPharmacist Clinician (PhC)/ Clinical Pharmacy Specialist1235415738
Verify Grahme Joseph Retzlaff in five checks
- 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
- 2LicenseActive license and public ordersWhich Wisconsin board licenses this profession
Search for license 22354-40Check the board - 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
- 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
- 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
Most of these Medicare Part D claims are vaccines, 93% of the cost of the top drugs
84 Medicare Part D claims for 82 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.
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.
- Abrysvo29 claims
- Shingrix20 claims
- Boostrix Tdap17 claims
- Arexvy11 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.
Grahme Joseph Retzlaff among 5,397 pharmacist records in Wisconsin
Grahme Joseph Retzlaff is one of 5,397 pharmacist records with a practice address in Wisconsin. 16% of them appear in a Medicare file (Part D prescribing, MIPS, Open Payments or Medicare group billing); this one does. Its NPI, issued in 2023, is newer than 88% of them.
- NPI issued2023 · 88% of these records are older, 9% newer
- In a Medicare fileYes · 16% of these records are
- In the CMS Doctors and Clinicians fileNo · under 1% of these records are
- Record last updated2023 · 78% of these records were not updated in five years or more
Source: CMS NPPES, file of Aug 9, 2026, every record with primary taxonomy 183500000X and a Wisconsin practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).
132 pharmacist records list a practice address in Appleton
They are 132 of the 3,249 NPPES records with a practice address in Appleton, and 5,397 pharmacist records in Wisconsin.
All 5,397 in Wisconsin → Every provider in Appleton → Pharmacist nationwide →
The 8 pharmacist records with the nearest ZIP codes
- Jennifer Baerenwald, PHARM.D.Appleton, WI 549151972944825
- Judy Bizeau, PHARM.D.Appleton, WI 549151518143759
- Ann Bloodgood, RPHAppleton, WI 549151679786552
- Jennifer Esch, PHARMDAppleton, WI 549151659713592
- Jamie Fisher, PHARMDAppleton, WI 549151275819195
- Wendy Hoffmeyer, PHARMDAppleton, WI 549151407132491
- Amy Holub, PHARM.D.Appleton, WI 549151609152552
- Sarah MichalskiAppleton, WI 549151407297369
Common questions
What is Grahme Joseph Retzlaff's NPI number?
Grahme Joseph Retzlaff's National Provider Identifier (NPI) is 1134905649, issued on Aug 31, 2023. An NPI identifies a provider in billing; it is not a license.
Where is Grahme Joseph Retzlaff located?
The NPPES record lists a practice address at 3330 E Calumet St, Appleton, WI, 54915. Phone: (920) 733-3016. Providers update this record themselves, so call before visiting.
How can I verify Grahme Joseph Retzlaff's license?
NPPES lists Wisconsin license number 22354-40, as entered by the provider. Search the Wisconsin board that licenses this profession; the NPPES record confirms identity only.
How much does Grahme Joseph Retzlaff prescribe under Medicare Part D?
In 2024, Grahme Joseph Retzlaff had 84 Medicare Part D claims for 82 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.