NPPES file of Aug 9, 2026

Mark Riedy, MD

Critical Care Medicine (Internal Medicine) Physician · Green Bay, WI

Mark Riedy, MD is a critical care medicine (internal medicine) physician with a practice address in Green Bay, Wisconsin, and NPI 1780681445, issued on Jul 7, 2005. Check the license (Wisconsin 54662, 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 · method · Verify with CMS →

NPPES recordNPPES file of Aug 9, 2026
1780681445
Name
Mark Riedy
Credential
MD
Primary taxonomy
Critical Care Medicine (Internal Medicine) Physician 207RC0200X
License numbers
54662 WI
22748 SC
Self-reported in NPPES; status is on the state search
Practice location
2845 Greenbrier RD, Green Bay, WI 54311
Phone
(920) 288-8100
Enumerated
Jul 7, 2005
Record last updated
Feb 5, 2026
Medicaid IDs
100017364 WI
8902914 NC
GP1062 SC
227481 SC
Medicare enrollment
Enrolled (PECOS I20111012000769); accepts Medicare assignment
Medical or professional school
University Of South Carolina School Of Medicine, 1994
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 2845 Greenbrier RD

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

  1. Jade Abts, NPNurse Practitioner1992293708
  2. Ian AdamsonCertified Registered Nurse Anesthetist1184981532
  3. Kerry Ahrens, M.D.Emergency Medicine Physician1639497621
  4. Andrea Akpoguma, M.D.Hospitalist Physician1508091117
  5. Kirsten Akpoguma, CRNACertified Registered Nurse Anesthetist1417601725
  6. Valerie Albers, A.P.N.P.Nurse Practitioner1396015830

Verify Mark Riedy in five checks

  1. 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
  2. 2LicenseActive license and public ordersWisconsin Medical Examining Board
    Search for license 54662
    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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Bills Medicare through one group practice

  1. Baycare Aurora LLCGreen Bay, WI

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

Mark Riedy among 134 critical care medicine (internal medicine) physician records in Wisconsin

Mark Riedy, MD is one of 134 critical care medicine (internal medicine) physician records with a practice address in Wisconsin. 89% of them appear in a Medicare file (Part D prescribing, MIPS, Open Payments or Medicare group billing); this one does. Its NPI, issued in 2005, is newer than 0% of them.

  • NPI issued2005 · 0% of these records are older, 95% newer
  • In a Medicare fileYes · 89% of these records are
  • In the CMS Doctors and Clinicians fileYes · 81% of these records are
  • Graduated1994 · median 2008 among the 108 with a school on file
  • Record last updated2026 · 32% of these records were not updated in five years or more

Source: CMS NPPES, file of Aug 9, 2026, every record with primary taxonomy 207RC0200X and a Wisconsin practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).

Critical Care Medicine (Internal Medicine) Physician providers in Wisconsin

There are 134 critical care medicine (internal medicine) physician records in Wisconsin.

The 8 critical care medicine (internal medicine) physician records with the nearest ZIP codes

  1. Subash Bastakoti, M.D.Green Bay, WI 543111770967036
  2. Fatima Diaban, DOGreen Bay, WI 543111336586098
  3. Khushboo Gandhi, M.D.Green Bay, WI 543111568845519
  4. Kristen Jones, DOGreen Bay, WI 543111376906552
  5. Edward Nwachukwu, M.D.Green Bay, WI 543111356727804
  6. Syed Shah, MDGreen Bay, WI 543111184659971
  7. William Wadzinski, MDGreen Bay, WI 543111790027829
  8. Racine Elaine Reinoso, MDGreen Bay, WI 543031023691698

Common questions

What is Mark Riedy, MD's NPI number?

Mark Riedy, MD's National Provider Identifier (NPI) is 1780681445, issued on Jul 7, 2005. An NPI identifies a provider in billing; it is not a license.

Where is Mark Riedy, MD located?

The NPPES record lists a practice address at 2845 Greenbrier RD, Green Bay, WI, 54311. Phone: (920) 288-8100. Providers update this record themselves, so call before visiting.

How can I verify Mark Riedy, MD's license?

NPPES lists Wisconsin license number 54662, 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.

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.