Gregory F. Dziduch, PHARM.D.
Pharmacist · Phoenix, AZ
Gregory F. Dziduch, PHARM.D. is a pharmacist with a practice address in Phoenix, Arizona, and NPI 1982011177, issued on Jul 19, 2014. Check the license (Arizona S020633, as entered in NPPES) with the Arizona board that licenses this profession; the Medicare figures below come from public CMS files.
- Name
- Gregory F. Dziduch
- Credential
- PHARM.D.
- Primary taxonomy
- Pharmacist 183500000X
- License number
- S020633 AZ
Self-reported in NPPES; status is on the state search - Practice location
- 1616 E Thomas RD, Phoenix, AZ 85016
- Phone
- (602) 263-8307
- Enumerated
- Jul 19, 2014
- Record last updated
- May 3, 2016 (not updated in 10 years: call before relying on the address or phone)
- Entity
- Type 1 · individual
8 nearest pharmacist records → All 6,746 in Arizona → Look up another NPI →
Also registered at 1616 E Thomas RD
A shared address usually means a shared clinic or building; it does not show who employs whom.
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- Ossy SutjitaPharmacist1962008052
Verify Gregory F. Dziduch in five checks
- 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
- 2LicenseActive license and public ordersWhich Arizona board licenses this profession
Search for license S020633Check 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, 96% of the cost of the top drugs
111 Medicare Part D claims for 101 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.
- Abrysvo51 claims
- Shingrix33 claims
- Boostrix Tdap15 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.
Gregory F. Dziduch among 6,746 pharmacist records in Arizona
Gregory F. Dziduch, PHARM.D. is one of 6,746 pharmacist records with a practice address in Arizona. 27% of them appear in a Medicare file (Part D prescribing, MIPS, Open Payments or Medicare group billing); this one does. Its NPI, issued in 2014, is newer than 44% of them.
- NPI issued2014 · 44% of these records are older, 45% newer
- In a Medicare fileYes · 27% of these records are
- In the CMS Doctors and Clinicians fileNo · under 1% of these records are
- Record last updated2016 · 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 Arizona practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).
1,483 pharmacist records list a practice address in Phoenix
They are 1,483 of the 31,399 NPPES records with a practice address in Phoenix, and 6,746 pharmacist records in Arizona.
All 6,746 in Arizona → Every provider in Phoenix → Pharmacist nationwide →
The 8 pharmacist records with the nearest ZIP codes
- Sara Adams, PHARM.D.Phoenix, AZ 850161043244551
- Thomas Addison, PHARM.D.Phoenix, AZ 850161528149200
- Obinna Anadu, RPHPhoenix, AZ 850161871528166
- Kai Chiu, RPHPhoenix, AZ 850161073515326
- Ruth Demar, RPHPhoenix, AZ 850161740383868
- Laura Duncan, PHARMDPhoenix, AZ 850161811077944
- Ann Gorman, PHARMD RPHPhoenix, AZ 850161285629196
- Edgar Jeter, RPHPhoenix, AZ 850161861573917
Common questions
What is Gregory F. Dziduch, PHARM.D.'s NPI number?
Gregory F. Dziduch, PHARM.D.'s National Provider Identifier (NPI) is 1982011177, issued on Jul 19, 2014. An NPI identifies a provider in billing; it is not a license.
Where is Gregory F. Dziduch, PHARM.D. located?
The NPPES record lists a practice address at 1616 E Thomas RD, Phoenix, AZ, 85016. Phone: (602) 263-8307. Providers update this record themselves, so call before visiting.
How can I verify Gregory F. Dziduch, PHARM.D.'s license?
NPPES lists Arizona license number S020633, as entered by the provider. Search the Arizona board that licenses this profession; the NPPES record confirms identity only.
How much does Gregory F. Dziduch, PHARM.D. prescribe under Medicare Part D?
In 2024, Gregory F. Dziduch, PHARM.D. had 111 Medicare Part D claims for 101 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.