NPPES file of Aug 9, 2026

James Richard Gruenewald, PA-C

Physician Assistant · Milwaukee, WI

James Richard Gruenewald, PA-C is a physician assistant with a practice address in Milwaukee, Wisconsin, and NPI 1750686796, issued on Jan 24, 2011. Check the license 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 2023 and 2024 · method · Verify with CMS →

NPPES recordNPPES file of Aug 9, 2026
1750686796
Name
James Richard Gruenewald
Credential
PA-C
Primary taxonomy
Physician Assistant 363A00000X
Practice location
111 E Wisconsin Ave Ste 2100, Milwaukee, WI 53202
Phone
(414) 290-6700
Enumerated
Jan 24, 2011
Record last updated
Dec 31, 2021 (not updated in 5 years: call before relying on the address or phone)
Fax
(414) 290-6781
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 111 E Wisconsin Ave Ste 2100

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

  1. Paul Mittelstadt, M.D.Emergency Medicine Physician1295725513
  2. Thanh Tran, MDMedical Toxicology (Emergency Medicine) Physician1437175817

Verify James Richard Gruenewald in five checks

  1. 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
  2. 2LicenseActive license and public ordersWhich Wisconsin board licenses this professionCheck 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
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82% fewer Medicare Part D claims than the average physician assistant in 2024

149 Medicare Part D claims for 21 beneficiaries, against an average of 830 among the 101,058 providers of this specialty who prescribed in Part D.

  1. James Gruenewald149
  2. Specialty average830

Most prescribed

  1. Atorvastatin Calcium20 claims
  2. Amlodipine Besylate16 claims
  3. Lisinopril15 claims
  4. Hydrochlorothiazide13 claims
  5. Tamsulosin Hcl12 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 MIPS final score for 2023 (Medicare payment program): 94.6 of 100

The Merit-based Incentive Payment System score is reported for this clinician. 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 score85.2
  2. Costnot scored (reweighted)
  3. Promoting interoperabilityout of 100 · 25%100.0
  4. Improvement activities40 of 40 points · 15%100.0

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

821 physician assistant records list a practice address in Milwaukee

They are 821 of the 18,389 NPPES records with a practice address in Milwaukee, and 3,475 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 James Richard Gruenewald, PA-C's NPI number?

James Richard Gruenewald, PA-C's National Provider Identifier (NPI) is 1750686796, issued on Jan 24, 2011. An NPI identifies a provider in billing; it is not a license.

Where is James Richard Gruenewald, PA-C located?

The NPPES record lists a practice address at 111 E Wisconsin Ave Ste 2100, Milwaukee, WI, 53202. Phone: (414) 290-6700. Providers update this record themselves, so call before visiting.

How can I verify James Richard Gruenewald, PA-C's license?

Search the Wisconsin board that licenses this profession; the NPPES record confirms identity only.

How much does James Richard Gruenewald, PA-C prescribe under Medicare Part D?

In 2024, James Richard Gruenewald, PA-C had 149 Medicare Part D claims for 21 beneficiaries; the average among physician assistant prescribers was 830. Part D covers Medicare prescriptions only.

What is James Richard Gruenewald, PA-C's MIPS final score?

The 2023 MIPS final score is 94.6 of 100. 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.