NPPES file of Aug 9, 2026

John Michael Buchanan, PHARMD

Pharmacist · Madison, WI

John Michael Buchanan, PHARMD is a pharmacist with a practice address in Madison, Wisconsin, and NPI 1114630993, issued on Dec 27, 2022. Check the license (Wisconsin 21420-40, as entered in NPPES) with the Wisconsin board that licenses this profession; the Medicare figures below come from public CMS files.

Record from CMS NPPES, file of Aug 9, 2026 · Medicare files 2024 · method · Verify with CMS →

NPPES recordNPPES file of Aug 9, 2026
1114630993
Name
John Michael Buchanan
Credential
PHARMD
Primary taxonomy
Pharmacist 183500000X
License number
21420-40 WI
Self-reported in NPPES; status is on the state search
Practice location
7810 Mineral Point RD, Madison, WI 53717
Phone
(608) 833-1222
Enumerated
Dec 27, 2022
Record last updated
Dec 27, 2022
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 7810 Mineral Point RD

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

  1. Griffin Blanford, PHARMDPharmacist1760146971
  2. Joseph Eldridge, PHARMDPharmacist1134753270
  3. Kathryn Endle, RPHPharmacist1205112075
  4. Mustafa Hafez, R.PH.Pharmacist1427423318
  5. Kara HartmanAmbulatory Care Pharmacist1477156537
  6. Christopher HastreiterPharmacist1730466509

Verify John Michael Buchanan in five checks

  1. 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
  2. 2LicenseActive license and public ordersWhich Wisconsin board licenses this profession
    Search for license 21420-40
    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 Wisconsin license search

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Most of these Medicare Part D claims are vaccines, 96% of the cost of the top drugs

169 Medicare Part D claims for 152 beneficiaries, against an average of 119 among the 28,524 providers of this specialty who prescribed in Part D. Brand-name drugs were over 99% of claims.

  1. John Buchanan169
  2. Specialty average119

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.

  1. Abrysvo52 claims
  2. Arexvy46 claims
  3. Shingrix40 claims
  4. Boostrix Tdap25 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.

856 pharmacist records list a practice address in Madison

They are 856 of the 15,014 NPPES records with a practice address in Madison, and 5,397 pharmacist records in Wisconsin.

Other pharmacist records in Wisconsin

  1. Shameem Aadam, RPHMilwaukee, WI1760755680
  2. Shervin AbbasiMilwaukee, WI1225823925
  3. Salma Abdelaal, RPH., PHD.Madison, WI1013222520
  4. Omnya AbdelrahmanWest Allis, WI1386405983
  5. Jenny Aberger, RPHLa Crosse, WI1487992707
  6. Dillon Abhold, PHARMDPlymouth, WI1538892575
  7. Ahmed Abou Mohamed, RPHMilwaukee, WI1588289813
  8. Rasha Abou-RomiaWest Allis, WI1861899254
  9. Aya AboualaywiMadison, WI1639916943
  10. Marwa Aboulsaoud, RPHBrookfield, WI1992634588

Common questions

What is John Michael Buchanan, PHARMD's NPI number?

John Michael Buchanan, PHARMD's National Provider Identifier (NPI) is 1114630993, issued on Dec 27, 2022. An NPI identifies a provider in billing; it is not a license.

Where is John Michael Buchanan, PHARMD located?

The NPPES record lists a practice address at 7810 Mineral Point RD, Madison, WI, 53717. Phone: (608) 833-1222. Providers update this record themselves, so call before visiting.

How can I verify John Michael Buchanan, PHARMD's license?

NPPES lists Wisconsin license number 21420-40, as entered by the provider. Search the Wisconsin board that licenses this profession; the NPPES record confirms identity only.

How much does John Michael Buchanan, PHARMD prescribe under Medicare Part D?

In 2024, John Michael Buchanan, PHARMD had 169 Medicare Part D claims for 152 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.