NPPES file of Aug 9, 2026

William P. Jackman, MD

Emergency Medicine Physician · Madison, WI

William P. Jackman, MD is an emergency medicine physician with a practice address in Madison, Wisconsin, and NPI 1841411733, issued on May 1, 2007. Check the license (Wisconsin 2159-20, as entered in NPPES) on the Wisconsin Medical Examining Board; 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
1841411733
Name
William P. Jackman
Credential
MD
Primary taxonomy
Emergency Medicine Physician 207P00000X
License numbers
2159-20 WI
N7113 TX
Self-reported in NPPES; status is on the state search
Practice location
2500 Overlook Ter, Madison, WI 53705
Phone
(888) 598-7793
Enumerated
May 1, 2007
Record last updated
Apr 22, 2024
Medicaid IDs
218447501 TX
1841411733 WI
Medicare enrollment
Enrolled (PECOS I20221111001327); accepts Medicare assignment
Medical or professional school
University Of Chicago, Pritzker School Of Medicine, 2006
Entity
Type 1 · individual
Public record from CMS NPPES (open it on the CMS NPI Registry). Enrollment, assignment, school and telehealth: CMS Doctors and Clinicians file, Aug 2026. A record is not a license: verify it with the state board.
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Also registered at 2500 Overlook Ter

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

  1. Zachary Abe, PHARMDAmbulatory Care Pharmacist1215754163
  2. Aya AboualaywiPharmacist1639916943
  3. Lynn Acosta, PHARMDPharmacist1851496509
  4. Blaire Adkins, DNPAdult Health Nurse Practitioner1174003164
  5. Jordyn AdlerCase Management Registered Nurse1538023387
  6. Tamara Adler, RPHPharmacist1508101122

Verify William P. Jackman in five checks

  1. 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
  2. 2LicenseActive license and public ordersWisconsin Medical Examining Board
    Search for license 2159-20
    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
Open the Wisconsin license search

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18% fewer Medicare Part D claims than the average emergency medicine physician in 2024

186 Medicare Part D claims for 151 beneficiaries, against an average of 226 among the 54,106 providers of this specialty who prescribed in Part D.

  1. William Jackman186
  2. Specialty average226

Most prescribed

  1. Doxycycline Hyclate35 claims
  2. Amoxicillin-Clavulanate Potass24 claims
  3. Prednisone16 claims
  4. Fluticasone Propionate15 claims
  5. Cephalexin14 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.

Bills Medicare through one group practice

  1. Dean Health Systems IncMadison, WI

Source: CMS Doctors and Clinicians National Downloadable File (the group practices a clinician bills Medicare through) (data.cms.gov).

William P. Jackman among 1,464 emergency medicine physician records in Wisconsin

William P. Jackman, MD is one of 1,464 emergency medicine physician records with a practice address in Wisconsin. 79% of them appear in a Medicare file (Part D prescribing, MIPS, Open Payments or Medicare group billing); this one does. Its NPI, issued in 2007, is newer than 42% of them.

  • NPI issued2007 · 42% of these records are older, 52% newer
  • In a Medicare fileYes · 79% of these records are
  • In the CMS Doctors and Clinicians fileYes · 58% of these records are
  • Graduated2006 · median 2011 among the 844 with a school on file
  • Record last updated2024 · 50% of these records were not updated in five years or more

Source: CMS NPPES, file of Aug 9, 2026, every record with primary taxonomy 207P00000X and a Wisconsin practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).

241 emergency medicine physician records list a practice address in Madison

They are 241 of the 15,014 NPPES records with a practice address in Madison, and 1,464 emergency medicine physician records in Wisconsin.

The 8 emergency medicine physician records with the nearest ZIP codes

  1. James Berbee, M.D.Madison, WI 537051720376015
  2. Jamie Hess, M.D.Madison, WI 537051992967343
  3. Winny Hung, M.D.Madison, WI 537051194766055
  4. Nicholas Lepa, M.D.Madison, WI 537051386091668
  5. Devin Miller, MDMadison, WI 537051760952436
  6. Eric Neasi, MDMadison, WI 537051053872044
  7. Eric Ohlrogge, M.D.Madison, WI 537051710413240
  8. Brandon PagniMadison, WI 537051821573429

Common questions

What is William P. Jackman, MD's NPI number?

William P. Jackman, MD's National Provider Identifier (NPI) is 1841411733, issued on May 1, 2007. An NPI identifies a provider in billing; it is not a license.

Where is William P. Jackman, MD located?

The NPPES record lists a practice address at 2500 Overlook Ter, Madison, WI, 53705. Phone: (888) 598-7793. Providers update this record themselves, so call before visiting.

How can I verify William P. Jackman, MD's license?

NPPES lists Wisconsin license number 2159-20, as entered by the provider. Search the Wisconsin Medical Examining Board at https://dsps.wi.gov/Pages/BoardsCouncils/MEB/Default.aspx. The NPPES record confirms identity only; the state search shows license status, expiration and public orders.

How much does William P. Jackman, MD prescribe under Medicare Part D?

In 2024, William P. Jackman, MD had 186 Medicare Part D claims for 151 beneficiaries; the average among emergency medicine physician prescribers was 226. 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.