Derek Stephen Kern
Pharmacist · Mesa, AZ
Derek Stephen Kern is a pharmacist with a practice address in Mesa, Arizona, and NPI 1720701535, issued on Sep 26, 2022. Check the license (Arizona S026140, as entered in NPPES) with the Arizona board that licenses this profession; the Medicare figures below come from public CMS files.
- Name
- Derek Stephen Kern
- Primary taxonomy
- Pharmacist 183500000X
- License number
- S026140 AZ
Self-reported in NPPES; status is on the state search - Practice location
- 1855 N Power RD, Mesa, AZ 85205
- Phone
- (480) 281-2990
- Enumerated
- Sep 26, 2022
- Record last updated
- Sep 26, 2022
- Fax
- (480) 281-2976
- Entity
- Type 1 · individual
8 nearest pharmacist records → All 6,746 in Arizona → Look up another NPI →
Also registered at 1855 N Power RD
A shared address usually means a shared clinic or building; it does not show who employs whom.
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- Ha NguyenPharmacist1588718019
- Leah Rath, RPHPharmacist1427885458
- Lisa Wiley, RPHPharmacist1679873491
Verify Derek Stephen Kern in five checks
- 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
- 2LicenseActive license and public ordersWhich Arizona board licenses this profession
Search for license S026140Check 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, 97% of the cost of the top drugs
115 Medicare Part D claims for 111 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.
- Shingrix47 claims
- Arexvy42 claims
- Abrysvo12 claims
- Boostrix Tdap12 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.
Derek Stephen Kern among 6,746 pharmacist records in Arizona
Derek Stephen Kern 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 2022, is newer than 85% of them.
- NPI issued2022 · 85% of these records are older, 10% 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 updated2022 · 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).
383 pharmacist records list a practice address in Mesa
They are 383 of the 9,151 NPPES records with a practice address in Mesa, and 6,746 pharmacist records in Arizona.
All 6,746 in Arizona → Every provider in Mesa → Pharmacist nationwide →
The 8 pharmacist records with the nearest ZIP codes
- Jill Allen, RPHMesa, AZ 852051497067086
- Corey Brunelle, PHARMDMesa, AZ 852051396050662
- Adam BrunelleMesa, AZ 852051215216841
- Steven CorkillMesa, AZ 852051184960155
- Wendy Dodt, RPHMesa, AZ 852051649501149
- Bill Gentsch, PHARM.D.Mesa, AZ 852051124359120
- Steven Hardman, RPHMesa, AZ 852051174830137
- Jim Loui, RPHMesa, AZ 852051942536974
Common questions
What is Derek Stephen Kern's NPI number?
Derek Stephen Kern's National Provider Identifier (NPI) is 1720701535, issued on Sep 26, 2022. An NPI identifies a provider in billing; it is not a license.
Where is Derek Stephen Kern located?
The NPPES record lists a practice address at 1855 N Power RD, Mesa, AZ, 85205. Phone: (480) 281-2990. Providers update this record themselves, so call before visiting.
How can I verify Derek Stephen Kern's license?
NPPES lists Arizona license number S026140, as entered by the provider. Search the Arizona board that licenses this profession; the NPPES record confirms identity only.
How much does Derek Stephen Kern prescribe under Medicare Part D?
In 2024, Derek Stephen Kern had 115 Medicare Part D claims for 111 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.