Registry data as of Aug 27, 2026

Marcus Willingham

Ambulatory Care Pharmacist · Mesa, AZ

Marcus Willingham is an ambulatory care pharmacist with a practice address in Mesa, Arizona, and NPI 1225792989, issued on Oct 28, 2021. Check the license (Arizona S025534, as entered in NPPES) with the Arizona board that licenses this profession; the Medicare figures below come from public CMS files.

Record from CMS NPPES, loaded Aug 27, 2026 · Medicare files 2023 and 2024 · method · Verify with CMS →

NPPES recordas of Aug 27, 2026
1225792989
Name
Marcus Willingham
Primary taxonomy
Ambulatory Care Pharmacist 1835P2201X
License number
S025534 AZ
Self-reported in NPPES; status is on the state search
Practice location
554 W Baseline RD, Mesa, AZ 85210
Phone
(480) 969-6234
Enumerated
Oct 28, 2021
Entity
Type 1 · individual
Public record from CMS NPPES (open it on the CMS NPI Registry). A record is not a license: verify it with the state board.
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Also registered at 554 W Baseline RD

A shared address usually means a shared clinic or building; it does not show who employs whom.

  1. Jenna DodtPharmacist Clinician (PhC)/ Clinical Pharmacy Specialist1710690045
  2. Susan McConnell, PHARMDPharmacotherapy Pharmacist1881929180
  3. Naimil Patel, R.PH.Pharmacist1932435344
  4. Andy Takahata, PHARMDPharmacist1295480606

Verify Marcus Willingham in five checks

  1. 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
  2. 2LicenseActive license and public ordersWhich Arizona board licenses this profession
    Search for license S025534
    Check the board
  3. 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
  4. 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
  5. 5CertificationBoard certificationABMS, AOA, NCCPA, AANPNot checked
Find the Arizona license search

PlainDoctor does not match the HHS-OIG exclusion list to individual records: most entries carry no NPI. Search the OIG exclusion list by name.

82% fewer Medicare Part D claims than the average ambulatory care pharmacist in 2024

93 Medicare Part D claims for 71 beneficiaries, against an average of 526 among the 427 providers of this specialty who prescribed in Part D. Brand-name drugs were 100% of claims.

  1. Marcus Willingham93
  2. Specialty average526

Most prescribed

  1. Abrysvo35 claims
  2. Shingrix35 claims
  3. Arexvy19 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.

Ambulatory Care Pharmacist providers in Arizona

There are 100 ambulatory care pharmacist records in Arizona.

Other ambulatory care pharmacist records in Arizona

  1. Logan AbbottCamp Verde, AZ1194605675
  2. Anthony Albert, PHARMDPhoenix, AZ1619320140
  3. Tahani AlmeleebiaTucson, AZ1174975676
  4. Collin Amundson, PHARMDTucson, AZ1740897867
  5. Shimelis AredaWinslow, AZ1700361912
  6. Alison Arpaia, PHARMDMesa, AZ1891250759
  7. Sena Avila, PHARMDPrescott, AZ1275193302
  8. Foud Bahamdain, PHARM. DTucson, AZ1053893560
  9. Charity Benson, PHARMDPinon, AZ1215392097
  10. Navela Bhuiyan, PHARMDScottsdale, AZ1679936793

Common questions

What is Marcus Willingham's NPI number?

Marcus Willingham's National Provider Identifier (NPI) is 1225792989, issued on Oct 28, 2021. An NPI identifies a provider in billing; it is not a license.

Where is Marcus Willingham located?

The NPPES record lists a practice address at 554 W Baseline RD, Mesa, AZ, 85210. Phone: (480) 969-6234. Providers update this record themselves, so call before visiting.

How can I verify Marcus Willingham's license?

NPPES lists Arizona license number S025534, as entered by the provider. Search the Arizona board that licenses this profession; the NPPES record confirms identity only.

How much does Marcus Willingham prescribe under Medicare Part D?

In 2024, Marcus Willingham had 93 Medicare Part D claims for 71 beneficiaries; the average among ambulatory care pharmacist prescribers was 526. Part D covers Medicare prescriptions only.

Source: CMS National Plan and Provider Enumeration System (NPPES), loaded Aug 27, 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.

Every figure on PlainDoctor is rendered directly from the federal CMS NPPES registry, Medicare Part D, MIPS, and Open Payments records, no number is typed in by an editor. See our editorial standards & corrections policy, the methodology behind these numbers, or report a data error. Data current as of Aug 27, 2026.