NPPES file of Aug 9, 2026

Matthew J. Flannigan, DO

Emergency Medical Services (Emergency Medicine) Physician · Grand Rapids, MI

Matthew J. Flannigan, DO is an emergency medical services (emergency medicine) physician with a practice address in Grand Rapids, Michigan, and NPI 1821109638, issued on Aug 31, 2006. Check the license (Michigan 5101016015, as entered in NPPES) on the Michigan Board of Medicine (LARA); 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
1821109638
Name
Matthew J. Flannigan
Credential
DO
Primary taxonomy
Emergency Medical Services (Emergency Medicine) Physician 207PE0004X
License number
5101016015 MI
Self-reported in NPPES; status is on the state search
Practice location
100 Michigan St NE, Grand Rapids, MI 49503
Phone
(616) 391-1680
Enumerated
Aug 31, 2006
Record last updated
Apr 27, 2012 (not updated in 14 years: call before relying on the address or phone)
Medicare enrollment
Enrolled (PECOS I20061213000432); accepts Medicare assignment
Medical or professional school
Michigan State University College Of Human Medicine, 2004
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 100 Michigan St NE

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

  1. Aly Abdel-Mageed, MDPediatric Hematology & Oncology Physician1851361190
  2. Muriam Afzal, MDFamily Medicine Physician1174759906
  3. Shefali Aggarwal, M.DPediatric Critical Care Medicine Physician1720408313
  4. Muhammad Ali Akbar, MDInternal Medicine Physician1518529742
  5. Ghassan Al Nabhan, M.D.Internal Medicine Physician1326458068
  6. Zain AlajjouriEmergency Medicine Physician1366183295

Verify Matthew J. Flannigan in five checks

  1. 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
  2. 2LicenseActive license and public ordersMichigan Board of Medicine (LARA)
    Search for license 5101016015
    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 Michigan license search

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31% fewer Medicare Part D claims than the average emergency medical services (emergency medicine) physician in 2024

201 Medicare Part D claims for 127 beneficiaries, against an average of 292 among the 1,653 providers of this specialty who prescribed in Part D. 11 claims were for opioids.

  1. Matthew Flannigan201
  2. Specialty average292

Most prescribed

  1. Ondansetron Hcl30 claims
  2. Prednisone23 claims
  3. Cefuroxime15 claims
  4. Ibuprofen12 claims
  5. Hydrocodone-Acetaminophen11 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 MIPS final score for 2023 (Medicare payment program): 96.3 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 score87.9
  2. Costnot scored (reweighted)
  3. Promoting interoperabilitynot scored (reweighted)
  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).

Bills Medicare through 3 group practices

  1. Ecs Western Michigan PCGrand Rapids, MI
  2. Visionary Medical Services, PCGrand Rapids, MI
  3. Vituity-Michigan Health Services PCDowagiac, MI

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

Emergency Medical Services (Emergency Medicine) Physician providers in Michigan

There are 361 emergency medical services (emergency medicine) physician records in Michigan.

Other emergency medical services (emergency medicine) physician records in Michigan

  1. David Acus, D.O.Ann Arbor, MI1811947823
  2. Autumn AdamsKalamazoo, MI1609350586
  3. Marc Afman, DOWyoming, MI1700844511
  4. Danya Alkahwaji, DOSouthfield, MI1801681713
  5. Katelyn Amos, PA-CKalamazoo, MI1063994424
  6. Eric Anderson, D.O.Wyoming, MI1578537478
  7. Timothy Archer, M.D.Frankfort, MI1619972148
  8. Mark Bacigal, D.O.Southfield, MI1780631549
  9. Sharon Bajwa, M.D.Southfield, MI1124075767
  10. Eric Barach, M.D.Flint, MI1912096447

Common questions

What is Matthew J. Flannigan, DO's NPI number?

Matthew J. Flannigan, DO's National Provider Identifier (NPI) is 1821109638, issued on Aug 31, 2006. An NPI identifies a provider in billing; it is not a license.

Where is Matthew J. Flannigan, DO located?

The NPPES record lists a practice address at 100 Michigan St NE, Grand Rapids, MI, 49503. Phone: (616) 391-1680. Providers update this record themselves, so call before visiting.

How can I verify Matthew J. Flannigan, DO's license?

NPPES lists Michigan license number 5101016015, as entered by the provider. Search the Michigan Board of Medicine (LARA) at https://aca-prod.accela.com/MILARA/GeneralProperty/PropertyLookUp.aspx?isLicensee=Y&TabName=APO. The NPPES record confirms identity only; the state search shows license status, expiration and public orders.

How much does Matthew J. Flannigan, DO prescribe under Medicare Part D?

In 2024, Matthew J. Flannigan, DO had 201 Medicare Part D claims for 127 beneficiaries; the average among emergency medical services (emergency medicine) physician prescribers was 292. Part D covers Medicare prescriptions only.

What is Matthew J. Flannigan, DO's MIPS final score?

The 2023 MIPS final score is 96.3 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), 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.