John Willis
Pharmacist · Mesa, AZ
John Willis is a pharmacist with a practice address in Mesa, Arizona, and NPI 1356763791, issued on Jan 18, 2014. Check the license (Arizona 9006, as entered in NPPES) with the Arizona board that licenses this profession; the Medicare figures below come from public CMS files.
- Name
- John Willis
- Primary taxonomy
- Pharmacist 183500000X
- License number
- 9006 AZ
Self-reported in NPPES; status is on the state search - Practice location
- 6131 E Southern Ave, Mesa, AZ 85206
- Phone
- (480) 830-4229
- Enumerated
- Jan 18, 2014
- Record last updated
- Jan 18, 2014 (not updated in 12 years: call before relying on the address or phone)
- Fax
- (480) 654-9136
- Entity
- Type 1 · individual
8 nearest pharmacist records → All 6,746 in Arizona → Look up another NPI →
Also registered at 6131 E Southern Ave
A shared address usually means a shared clinic or building; it does not show who employs whom.
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- Brant OwensOptician1346037751
- Linda Warwick, RPPharmacist1568917557
Verify John Willis in five checks
- 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
- 2LicenseActive license and public ordersWhich Arizona board licenses this profession
Search for license 9006Check 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, 100% of the cost of the top drugs
91 Medicare Part D claims for 78 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.
- Shingrix40 claims
- Arexvy30 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.
John Willis among 6,746 pharmacist records in Arizona
John Willis 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 updated2014 · 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
- Heather Duncan, RPHMesa, AZ 852061477889517
- Denise Erickson, PHARM.D.Mesa, AZ 852061073712154
- Michael Hebert, PHARM.D.Mesa, AZ 852061922208446
- Britt HoferMesa, AZ 852061811227028
- Shannon Hoff, PHARM.D.Mesa, AZ 852061023348372
- Megan Horan, PHARM DMesa, AZ 852061003126939
- Kent KoerberMesa, AZ 852061417098591
- Mary Manning, PHARM.D.Mesa, AZ 852061316145683
Common questions
What is John Willis's NPI number?
John Willis's National Provider Identifier (NPI) is 1356763791, issued on Jan 18, 2014. An NPI identifies a provider in billing; it is not a license.
Where is John Willis located?
The NPPES record lists a practice address at 6131 E Southern Ave, Mesa, AZ, 85206. Phone: (480) 830-4229. Providers update this record themselves, so call before visiting.
How can I verify John Willis's license?
NPPES lists Arizona license number 9006, as entered by the provider. Search the Arizona board that licenses this profession; the NPPES record confirms identity only.
How much does John Willis prescribe under Medicare Part D?
In 2024, John Willis had 91 Medicare Part D claims for 78 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.