Catherine Zielinski, PHARMD
Pharmacist · Mequon, WI
Catherine Zielinski, PHARMD is a pharmacist with a practice address in Mequon, Wisconsin, and NPI 1124417936, issued on Jan 16, 2015. Check the license (Wisconsin 14852-40, as entered in NPPES) with the Wisconsin board that licenses this profession; the Medicare figures below come from public CMS files.
- Name
- Catherine Zielinski
- Credential
- PHARMD
- Primary taxonomy
- Pharmacist 183500000X
- License number
- 14852-40 WI
Self-reported in NPPES; status is on the state search - Practice location
- 11558 N Port Washington RD, Mequon, WI 53092
- Phone
- (262) 241-7983
- Enumerated
- Jan 16, 2015
- Record last updated
- Jan 16, 2015 (not updated in 11 years: call before relying on the address or phone)
- Fax
- (855) 772-6254
- Entity
- Type 1 · individual
8 nearest pharmacist records → All 5,397 in Wisconsin → Look up another NPI →
Also registered at 11558 N Port Washington RD
A shared address usually means a shared clinic or building; it does not show who employs whom.
- Kellie DollPharmacist1952766891
- Tyler JensenPharmacist Clinician (PhC)/ Clinical Pharmacy Specialist1053913947
- Nessreen KashefPharmacist Clinician (PhC)/ Clinical Pharmacy Specialist1235800996
Verify Catherine Zielinski in five checks
- 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
- 2LicenseActive license and public ordersWhich Wisconsin board licenses this profession
Search for license 14852-40Check the board - 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
- 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
- 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
85% fewer Medicare Part D claims than the average pharmacist in 2024
18 Medicare Part D claims for 18 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.
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.
Catherine Zielinski among 5,397 pharmacist records in Wisconsin
Catherine Zielinski, PHARMD 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 2015, is newer than 52% of them.
- NPI issued2015 · 52% of these records are older, 43% 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 updated2015 · 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).
26 pharmacist records list a practice address in Mequon
They are 26 of the 1,048 NPPES records with a practice address in Mequon, and 5,397 pharmacist records in Wisconsin.
All 5,397 in Wisconsin → Every provider in Mequon → Pharmacist nationwide →
The 8 pharmacist records with the nearest ZIP codes
- Kellie DollMequon, WI 530921952766891
- Dawn Hamilton, PHARMDMequon, WI 530921023969649
- Carly Hartman, PHARM.D.Mequon, WI 530921114369345
- Norman MalmonMequon, WI 530921003173352
- Stacey McKay, RPHMequon, WI 530921689955403
- Michael Persten, RPHMequon, WI 530921245508191
- Jamie SentkowskiThiensville, WI 530921972137495
- Hamide Sinani, PHARMACISTMequon, WI 530921083247662
Common questions
What is Catherine Zielinski, PHARMD's NPI number?
Catherine Zielinski, PHARMD's National Provider Identifier (NPI) is 1124417936, issued on Jan 16, 2015. An NPI identifies a provider in billing; it is not a license.
Where is Catherine Zielinski, PHARMD located?
The NPPES record lists a practice address at 11558 N Port Washington RD, Mequon, WI, 53092. Phone: (262) 241-7983. Providers update this record themselves, so call before visiting.
How can I verify Catherine Zielinski, PHARMD's license?
NPPES lists Wisconsin license number 14852-40, as entered by the provider. Search the Wisconsin board that licenses this profession; the NPPES record confirms identity only.
How much does Catherine Zielinski, PHARMD prescribe under Medicare Part D?
In 2024, Catherine Zielinski, PHARMD had 18 Medicare Part D claims for 18 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.