Joseph Jay Verroya Baron, PA-C
Medical Physician Assistant · Milwaukee, WI
Joseph Jay Verroya Baron, PA-C is a medical physician assistant with a practice address in Milwaukee, Wisconsin, and NPI 1265084636, issued on Jul 15, 2019. Check the license (Wisconsin 477823, as entered in NPPES) with the Wisconsin board that licenses this profession; the Medicare figures below come from public CMS files.
- Name
- Joseph Jay Verroya Baron
- Credential
- PA-C
- Primary taxonomy
- Medical Physician Assistant 363AM0700X
- License number
- 477823 WI
Self-reported in NPPES; status is on the state search - Practice location
- 9200 W Wisconsin Ave, Milwaukee, WI 53226
- Phone
- (414) 955-0350
- Enumerated
- Jul 15, 2019
- Record last updated
- Mar 15, 2023
- Medicaid ID
- 1265084636 WI
- Medicare enrollment
- Enrolled (PECOS I20190812001641); accepts Medicare assignment
- Entity
- Type 1 · individual
8 nearest medical physician assistant records → All 687 in Wisconsin → Look up another NPI →
Also registered at 9200 W Wisconsin Ave
A shared address usually means a shared clinic or building; it does not show who employs whom.
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Verify Joseph Jay Verroya Baron in five checks
- 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
- 2LicenseActive license and public ordersWhich Wisconsin board licenses this profession
Search for license 477823Check the board - 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
- 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
- 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
89% fewer Medicare Part D claims than the average medical physician assistant in 2024
121 Medicare Part D claims for 46 beneficiaries, against an average of 1,148 among the 23,801 providers of this specialty who prescribed in Part D. Brand-name drugs were 9% of 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.
The practice group's MIPS final score for 2023 (Medicare payment program): 80.5 of 100
The Merit-based Incentive Payment System score is reported for the practice group, not for one clinician alone. Four categories are weighted into the final score; the average among 454,083 clinicians with a measured score was 83.5.
Source: CMS Quality Payment Program, MIPS performance year 2023, group reporting; category weights for 2023 (qpp.cms.gov).
Bills Medicare through one group practice
- The Medical College OF Wisconsin IncMilwaukee, WI
Source: CMS Doctors and Clinicians National Downloadable File (the group practices a clinician bills Medicare through) (data.cms.gov).
Joseph Jay Verroya Baron among 687 medical physician assistant records in Wisconsin
Joseph Jay Verroya Baron, PA-C 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. Its NPI, issued in 2019, is newer than 68% of them.
- NPI issued2019 · 68% of these records are older, 27% newer
- In a Medicare fileYes · 79% of these records are
- In the CMS Doctors and Clinicians fileYes · 70% of these records are
- Graduated2019 · median 2016 among the 479 with a school on file
- Record last updated2023 · 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).
Medical Physician Assistant providers in Wisconsin
There are 687 medical physician assistant records in Wisconsin.
All 687 in Wisconsin → Every provider in Milwaukee → Medical Physician Assistant nationwide →
The 8 medical physician assistant records with the nearest ZIP codes
- Anne Anderson, PAMilwaukee, WI 532261285685701
- Hannah Braun, PAWauwatosa, WI 532261427352426
- Kenneth Christensen, PA-CMilwaukee, WI 532261346291747
- Amber Essenmacher, PA-CMilwaukee, WI 532261073564969
- Jessica Grusnick, P.A.Milwaukee, WI 532261881619583
- Kathryn Johnson, PA-CMilwaukee, WI 532261932150778
- Pamela Kexel, PA-CMilwaukee, WI 532261407986987
- James Mortell, PAMilwaukee, WI 532261952312746
Common questions
What is Joseph Jay Verroya Baron, PA-C's NPI number?
Joseph Jay Verroya Baron, PA-C's National Provider Identifier (NPI) is 1265084636, issued on Jul 15, 2019. An NPI identifies a provider in billing; it is not a license.
Where is Joseph Jay Verroya Baron, PA-C located?
The NPPES record lists a practice address at 9200 W Wisconsin Ave, Milwaukee, WI, 53226. Phone: (414) 955-0350. Providers update this record themselves, so call before visiting.
How can I verify Joseph Jay Verroya Baron, PA-C's license?
NPPES lists Wisconsin license number 477823, as entered by the provider. Search the Wisconsin board that licenses this profession; the NPPES record confirms identity only.
How much does Joseph Jay Verroya Baron, PA-C prescribe under Medicare Part D?
In 2024, Joseph Jay Verroya Baron, PA-C had 121 Medicare Part D claims for 46 beneficiaries; the average among medical physician assistant prescribers was 1,148. Part D covers Medicare prescriptions only.
What is Joseph Jay Verroya Baron, PA-C's MIPS final score?
The 2023 MIPS final score is 80.5 of 100, reported for the practice group. The average among 454,083 clinicians with a measured score was 83.5.
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.