NPPES file of Aug 9, 2026

Steven M. Gualdoni, PAC

Physician Assistant · Marquette, MI

Steven M. Gualdoni, PAC is a physician assistant with a practice address in Marquette, Michigan, and NPI 1003800640, issued on Sep 9, 2005. Check the license (Michigan 5601001259, as entered in NPPES) with the Michigan 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 2024 · method · Verify with CMS →

NPPES recordNPPES file of Aug 9, 2026
1003800640
Name
Steven M. Gualdoni
Credential
PAC
Primary taxonomy
Physician Assistant 363A00000X
License number
5601001259 MI
Self-reported in NPPES; status is on the state search
Practice location
1414 W Fair Ave, Marquette, MI 49855
Phone
(906) 225-3922
Enumerated
Sep 9, 2005
Record last updated
Nov 1, 2007 (not updated in 19 years: call before relying on the address or phone)
Fax
(906) 225-4527
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 1414 W Fair Ave

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

  1. Jamie-Diane Armour, M.S.Genetic Counselor (M.S.)1639553381
  2. Daniel Arnold, MDHematology (Internal Medicine) Physician1124012661
  3. Stephen Bailey, PA-CPhysician Assistant1275643827
  4. Susan Balmer, MDInternal Medicine Physician1164640058
  5. John Bartlett, M.D.Internal Medicine Physician1821090994
  6. Eliza Bischof, PA-CPhysician Assistant1366101545

Verify Steven M. Gualdoni in five checks

  1. 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
  2. 2LicenseActive license and public ordersWhich Michigan board licenses this profession
    Search for license 5601001259
    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 Michigan license search

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94% fewer Medicare Part D claims than the average physician assistant in 2024

49 Medicare Part D claims for 19 beneficiaries, against an average of 830 among the 101,058 providers of this specialty who prescribed in Part D.

  1. Steven Gualdoni49
  2. Specialty average830

Most prescribed

  1. Anastrozole14 claims
  2. Hydrocortisone11 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.

44 physician assistant records list a practice address in Marquette

They are 44 of the 1,391 NPPES records with a practice address in Marquette, and 6,989 physician assistant records in Michigan.

Other physician assistant records in Michigan

  1. Hauraa Aalabdulrasul, PADetroit, MI1467181982
  2. Kilee Aamodt, PA-CMuskegon, MI1578964300
  3. Rasha AbbasDetroit, MI1750239505
  4. Layan Abbasi, PA-CYpsilanti, MI1043045552
  5. Veronica Abbo, PA-CRoseville, MI1659889806
  6. Stephanie Abbott, PA-CGrand Rapids, MI1386072825
  7. Samar Abboud, PA-CYpsilanti, MI1871942144
  8. Salma Abd Elhamid, PA-CTroy, MI1457245730
  9. Malak Abdallah, PA-CDearborn, MI1245922194
  10. Marriam Abdallah, PA-CDearborn, MI1720962574

Common questions

What is Steven M. Gualdoni, PAC's NPI number?

Steven M. Gualdoni, PAC's National Provider Identifier (NPI) is 1003800640, issued on Sep 9, 2005. An NPI identifies a provider in billing; it is not a license.

Where is Steven M. Gualdoni, PAC located?

The NPPES record lists a practice address at 1414 W Fair Ave, Marquette, MI, 49855. Phone: (906) 225-3922. Providers update this record themselves, so call before visiting.

How can I verify Steven M. Gualdoni, PAC's license?

NPPES lists Michigan license number 5601001259, as entered by the provider. Search the Michigan board that licenses this profession; the NPPES record confirms identity only.

How much does Steven M. Gualdoni, PAC prescribe under Medicare Part D?

In 2024, Steven M. Gualdoni, PAC had 49 Medicare Part D claims for 19 beneficiaries; the average among physician assistant prescribers was 830. 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.