NPPES file of Aug 9, 2026

Ryan M. Peirce, M.D.

Diagnostic Radiology Physician · Green Bay, WI

Ryan M. Peirce, M.D. is a diagnostic radiology physician with a practice address in Green Bay, Wisconsin, and NPI 1790704724, issued on Jul 19, 2006. Check the license (Wisconsin 50104-020, as entered in NPPES) on the Wisconsin Medical Examining Board; 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
1790704724
Name
Ryan M. Peirce
Credential
M.D.
Primary taxonomy
Diagnostic Radiology Physician 2085R0202X
License numbers
50104-020 WI
036-110027 IL
4301088229 MI
Self-reported in NPPES; status is on the state search
Practice location
2941 S Ridge RD, Green Bay, WI 54304
Phone
(920) 964-0480
Enumerated
Jul 19, 2006
Record last updated
Aug 22, 2013 (not updated in 13 years: call before relying on the address or phone)
Medicare enrollment
Enrolled (PECOS I20070720000782); accepts Medicare assignment
Medical or professional school
University Of Chicago, Pritzker School Of Medicine, 2001
Entity
Type 1 · individual
Public record from CMS NPPES (open it on the CMS NPI Registry). Enrollment, assignment, school and telehealth: CMS Doctors and Clinicians file, Aug 2026. A record is not a license: verify it with the state board.
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Also registered at 2941 S Ridge RD

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

  1. Tyler Bailey, MDDiagnostic Radiology Physician1447480256
  2. David Balison, MDDiagnostic Radiology Physician1245307719
  3. Elisabeth Ballard, MDDiagnostic Radiology Physician1760543532
  4. Dennis Bielke, MDDiagnostic Radiology Physician1073668059
  5. Robert Davison, MDNuclear Imaging & Therapy Physician1992749824
  6. Mehul Doshi, MDDiagnostic Radiology Physician1578514287

Verify Ryan M. Peirce in five checks

  1. 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
  2. 2LicenseActive license and public ordersWisconsin Medical Examining Board
    Search for license 50104-020
    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
Open 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.

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16% fewer Medicare Part D claims than the average diagnostic radiology physician in 2024

43 Medicare Part D claims, against an average of 51 among the 2,711 providers of this specialty who prescribed in Part D.

  1. Ryan Peirce43
  2. Specialty average51

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.

Bills Medicare through 8 group practices

  1. Dean Health Systems IncMadison, WI
  2. Gbr Sheboygan LLCSheboygan, WI
  3. Green Bay Radiology SCGreen Bay, WI
  4. Madison Radiologists S CMadison, WI
  5. Orthopedic And Sports Medicine Specialists OF Green Bay SCGreen Bay, WI
  6. Radiology Associates OF The Fox Valley SCNeenah, WI
  7. St Vincent Hospital-Hospital Sisters-Third Order OF St FrancisGreen Bay, WI
  8. St. Nicholas Hospital-Sisters OF The Third Order OF St FrancisSheboygan, WI

Source: CMS Doctors and Clinicians National Downloadable File (the group practices a clinician bills Medicare through) (data.cms.gov).

Ryan M. Peirce among 1,005 diagnostic radiology physician records in Wisconsin

Ryan M. Peirce, M.D. is one of 1,005 diagnostic radiology physician records with a practice address in Wisconsin. 68% of them appear in a Medicare file (Part D prescribing, MIPS, Open Payments or Medicare group billing); this one does. Its NPI, issued in 2006, is newer than 10% of them.

  • NPI issued2006 · 10% of these records are older, 48% newer
  • In a Medicare fileYes · 68% of these records are
  • In the CMS Doctors and Clinicians fileYes · 66% of these records are
  • Graduated2001 · median 2006 among the 664 with a school on file
  • Record last updated2013 · 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 2085R0202X and a Wisconsin practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).

53 diagnostic radiology physician records list a practice address in Green Bay

They are 53 of the 4,619 NPPES records with a practice address in Green Bay, and 1,005 diagnostic radiology physician records in Wisconsin.

The 8 diagnostic radiology physician records with the nearest ZIP codes

  1. David Balison, MDGreen Bay, WI 543041245307719
  2. Elisabeth Ballard, MDGreen Bay, WI 543041760543532
  3. Dennis Bielke, MDGreen Bay, WI 543041073668059
  4. Mehul Doshi, MDGreen Bay, WI 543041578514287
  5. Henry Feider, MDGreen Bay, WI 543041407901481
  6. Meghan Hanson, M.D.Green Bay, WI 543041073559647
  7. William Mallory, M.D.Green Bay, WI 543041083630776
  8. Jeremy McCue, MDGreen Bay, WI 543041033187927

Common questions

What is Ryan M. Peirce, M.D.'s NPI number?

Ryan M. Peirce, M.D.'s National Provider Identifier (NPI) is 1790704724, issued on Jul 19, 2006. An NPI identifies a provider in billing; it is not a license.

Where is Ryan M. Peirce, M.D. located?

The NPPES record lists a practice address at 2941 S Ridge RD, Green Bay, WI, 54304. Phone: (920) 964-0480. Providers update this record themselves, so call before visiting.

How can I verify Ryan M. Peirce, M.D.'s license?

NPPES lists Wisconsin license number 50104-020, as entered by the provider. Search the Wisconsin Medical Examining Board at https://dsps.wi.gov/Pages/BoardsCouncils/MEB/Default.aspx. The NPPES record confirms identity only; the state search shows license status, expiration and public orders.

How much does Ryan M. Peirce, M.D. prescribe under Medicare Part D?

In 2024, Ryan M. Peirce, M.D. had 43 Medicare Part D claims; the average among diagnostic radiology physician prescribers was 51. 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.