Registry data as of Aug 27, 2026

Joshua Baker, PA

Physician Assistant · Wauwatosa, WI

Joshua Baker, PA is a physician assistant with a practice address in Wauwatosa, Wisconsin, and NPI 1467014514, issued on Jun 28, 2019. Check the license (Wisconsin 4735-23, 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, loaded Aug 27, 2026 · Medicare files 2023 and 2024 · method · Verify with CMS →

NPPES recordas of Aug 27, 2026
1467014514
Name
Joshua Baker
Credential
PA
Primary taxonomy
Physician Assistant 363A00000X
License number
4735-23 WI
Self-reported in NPPES; status is on the state search
Practice location
3077 N Mayfair RD Ste 305, Wauwatosa, WI 53222
Phone
(414) 643-4027
Enumerated
Jun 28, 2019
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.
Download card Updates feed

Also registered at 3077 N Mayfair RD Ste 305

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

  1. Bindu Bamrah, M.D.Sports Medicine (Orthopaedic Surgery) Physician1285602482
  2. Jake Hobbs, PAPhysician Assistant1669889069
  3. Jenna Holentunder, PA-CStudent in an Organized Health Care Education/Training Program1508522723
  4. Janet Jasniewski, N.P.Nurse Practitioner1689643579
  5. Nicholas Julga, PA-CSurgical Physician Assistant1174505333
  6. Laura Oldenburg, PAPhysician Assistant1104920107

Verify Joshua Baker 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 4735-23
    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

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

61% fewer Medicare Part D claims than the average physician assistant in 2024

326 Medicare Part D claims for 159 beneficiaries, against an average of 832 among the 95,030 providers of this specialty who prescribed in Part D. Brand-name drugs were 0% of claims. 188 claims were for opioids.

  1. Joshua Baker326
  2. Specialty average832

Most prescribed

  1. Oxycodone-Acetaminophen92 claims
  2. Cephalexin74 claims
  3. Tramadol Hcl58 claims
  4. Hydrocodone-Acetaminophen36 claims
  5. Methylprednisolone21 claims
  6. Celecoxib12 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 Medicare quality score for 2023: 81.6 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.

  1. Qualityout of 100 · 30% of the final score78.4
  2. Costout of 100 · 30%
  3. Promoting interoperabilityout of 100 · 25%
  4. Improvement activities40 of 40 points · 15%100.0

Source: CMS Quality Payment Program, MIPS performance year 2023, group reporting; category weights for 2023 (qpp.cms.gov).

Industry payments in 2024: $106.46

1 payment, mostly food and beverage; the largest payer was Ensemble Orthopedics, Inc. The 61,144 providers of this specialty with any payment received $853.85 on average. Payments are reported by manufacturers, not by the provider, and are not a sign of wrongdoing.

  1. Joshua Baker$106.46
  2. Specialty average$853.85

Source: CMS Open Payments, program year 2024 (openpaymentsdata.cms.gov); average among providers of this specialty with at least one payment.

2 hospital and facility affiliations

  1. Midwest Orthopedic Specialty Hospital, LLCFranklin, WI
  2. Orthopedic Surgeons OF Wisconsin SCFranklin, WI

Source: CMS Doctors and Clinicians affiliations; Hospital General Information (Care Compare) (data.cms.gov). Star ratings are CMS hospital ratings, not ratings of this provider.

78 physician assistant records list a Wauwatosa practice address

They are 78 of the 1,787 NPPES records with a Wauwatosa practice address, and 3,317 physician assistant records in Wisconsin.

Other physician assistant records in Wisconsin

  1. Amber Abraham, PA-CGreen Bay, WI1598993297
  2. Roopa AchuriNeenah, WI1225531635
  3. Carleen Acker, PA-CMadison, WI1447514773
  4. Lauren Ackerman, PA-CCudahy, WI1992357982
  5. Jocelyn Acompanado, PA-CSheboygan, WI1770521486
  6. Kora Adam, PA-CBurlington, WI1952666554
  7. Stephanie Adamczyk, PAMilwaukee, WI1063007441
  8. Kristen Adamo, PANew Berlin, WI1437179520
  9. Beth Adams, PA-CMequon, WI1801237540
  10. Eric Adams, PAGreen Bay, WI1528445087

Common questions

What is Joshua Baker, PA's NPI number?

Joshua Baker, PA's National Provider Identifier (NPI) is 1467014514, issued on Jun 28, 2019. An NPI identifies a provider in billing; it is not a license.

Where is Joshua Baker, PA located?

The NPPES record lists a practice address at 3077 N Mayfair RD Ste 305, Wauwatosa, WI, 53222. Phone: (414) 643-4027. Providers update this record themselves, so call before visiting.

How can I verify Joshua Baker, PA's license?

NPPES lists Wisconsin license number 4735-23, as entered by the provider. Search the Wisconsin board that licenses this profession; the NPPES record confirms identity only.

How much does Joshua Baker, PA prescribe under Medicare Part D?

In 2024, Joshua Baker, PA had 326 Medicare Part D claims for 159 beneficiaries; the average among physician assistant prescribers was 832. Part D covers Medicare prescriptions only.

What is Joshua Baker, PA's Medicare quality score?

The 2023 MIPS final score is 81.6 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), 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.