William J. Petersen, PA
Medical Physician Assistant · Madison, WI
William J. Petersen, PA is a medical physician assistant with a practice address in Madison, Wisconsin, and NPI 1073580569, issued on Mar 2, 2006. Check the license (Wisconsin 294, as entered in NPPES) with the Wisconsin board that licenses this profession; the federal record below is the public data PlainDoctor holds for this provider.
- Name
- William J. Petersen
- Credential
- PA
- Primary taxonomy
- Medical Physician Assistant 363AM0700X
- License number
- 294 WI
Self-reported in NPPES; status is on the state search - Practice location
- 2409 Center Ave, Madison, WI 53704
- Phone
- (000) 000-0000
- Enumerated
- Mar 2, 2006
- Record last updated
- May 21, 2021 (not updated in 5 years: call before relying on the address or phone)
- Entity
- Type 1 · individual
8 nearest medical physician assistant records → All 687 in Wisconsin → Look up another NPI →
Verify William J. Petersen in five checks
- 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
- 2LicenseActive license and public ordersWhich Wisconsin board licenses this profession
Search for license 294Check the board - 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
- 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
- 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
William J. Petersen among 687 medical physician assistant records in Wisconsin
William J. Petersen, PA is one of 687 medical physician assistant 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 not. Its NPI, issued in 2006, is newer than 8% of them.
- NPI issued2006 · 8% of these records are older, 72% newer
- In a Medicare fileNo · 79% of these records are
- In the CMS Doctors and Clinicians fileNo · 70% of these records are
- Record last updated2021 · 51% of these records were not updated in five years or more
Source: CMS NPPES, file of Aug 9, 2026, every record with primary taxonomy 363AM0700X and a Wisconsin practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).
208 medical physician assistant records list a practice address in Madison
They are 208 of the 15,014 NPPES records with a practice address in Madison, and 687 medical physician assistant records in Wisconsin. No Medicare prescribing, quality score, industry payment or hospital affiliation is published for this NPI.
All 687 in Wisconsin → Every provider in Madison → Medical Physician Assistant nationwide →
The 8 medical physician assistant records with the nearest ZIP codes
- Kortney Anderson, PA-CMadison, WI 537041154844488
- Carey Dachik, PA-CMadison, WI 537041841586500
- Jill Deluca, PAMadison, WI 537041902061773
- Kathryn Enzler, PAMadison, WI 537041639490352
- Ted Kubiak, PACMadison, WI 537041497707954
- Sarah McNiel, PAMadison, WI 537041891981700
- Kay RingelstetterMadison, WI 537041306175120
- Alex TrautMadison, WI 537041982348637
Common questions
What is William J. Petersen, PA's NPI number?
William J. Petersen, PA's National Provider Identifier (NPI) is 1073580569, issued on Mar 2, 2006. An NPI identifies a provider in billing; it is not a license.
Where is William J. Petersen, PA located?
The NPPES record lists a practice address at 2409 Center Ave, Madison, WI, 53704. Phone: (000) 000-0000. Providers update this record themselves, so call before visiting.
How can I verify William J. Petersen, PA's license?
NPPES lists Wisconsin license number 294, as entered by the provider. Search the Wisconsin board that licenses this profession; the NPPES record confirms identity 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. 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.