Michael Harrison, MD
Critical Care Medicine (Internal Medicine) Physician · Grand Rapids, MI
Michael Harrison, MD is a critical care medicine (internal medicine) physician with a practice address in Grand Rapids, Michigan, and NPI 1528008554, issued on Jun 7, 2006. Check the license (Michigan 4301056333, as entered in NPPES) on the Michigan Board of Medicine (LARA); the Medicare figures below come from public CMS files.
- Name
- Michael Harrison
- Credential
- MD
- Primary taxonomy
- Critical Care Medicine (Internal Medicine) Physician 207RC0200X
- License number
- 4301056333 MI
Self-reported in NPPES; status is on the state search - Practice location
- 4100 Lake Dr SE, Grand Rapids, MI 49546
- Phone
- (616) 267-8244
- Enumerated
- Jun 7, 2006
- Record last updated
- Jan 29, 2026
- Fax
- (616) 267-7272
- Medicare enrollment
- Enrolled (PECOS I20041012000233); may accept Medicare assignment
- Medical or professional school
- Wayne State University School Of Medicine, 1990
- Entity
- Type 1 · individual
8 nearest critical care medicine (internal medicine) physician records → All 178 in Michigan → Look up another NPI →
Also registered at 4100 Lake Dr SE
A shared address usually means a shared clinic or building; it does not show who employs whom.
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Verify Michael Harrison in five checks
- 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
- 2LicenseActive license and public ordersMichigan Board of Medicine (LARA)
Search for license 4301056333Check the board - 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
- 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
- 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
The MIPS final score for 2023 (Medicare payment program): 100 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.
Source: CMS Quality Payment Program, MIPS performance year 2023; category weights for 2023 (qpp.cms.gov).
Michael Harrison among 178 critical care medicine (internal medicine) physician records in Michigan
Michael Harrison, MD is one of 178 critical care medicine (internal medicine) physician records with a practice address in Michigan. 91% 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 6% of them.
- NPI issued2006 · 6% of these records are older, 64% newer
- In a Medicare fileYes · 91% of these records are
- In the CMS Doctors and Clinicians fileYes · 76% of these records are
- Graduated1990 · median 2008 among the 136 with a school on file
- Record last updated2026 · 30% 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 Michigan 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 Michigan
There are 178 critical care medicine (internal medicine) physician records in Michigan.
All 178 in Michigan → Every provider in Grand Rapids → Critical Care Medicine (Internal Medicine) Physician nationwide →
The 8 critical care medicine (internal medicine) physician records with the nearest ZIP codes
- Julia Becker, MDGrand Rapids, MI 495461902969546
- Wael Berjaoui, MDGrand Rapids, MI 495461851497424
- Diego Conci, M.D.Grand Rapids, MI 495461548442627
- Stephen Fitch, MDGrand Rapids, MI 495461538109574
- Marc McClelland, MDGrand Rapids, MI 495461760422786
- Heather Osborn-Heaford, MDGrand Rapids, MI 495461710197355
- Susan Pasnick, MDGrand Rapids, MI 495461669671772
- Shelley Schmidt, MD, MSGrand Rapids, MI 495461982780581
Common questions
What is Michael Harrison, MD's NPI number?
Michael Harrison, MD's National Provider Identifier (NPI) is 1528008554, issued on Jun 7, 2006. An NPI identifies a provider in billing; it is not a license.
Where is Michael Harrison, MD located?
The NPPES record lists a practice address at 4100 Lake Dr SE, Grand Rapids, MI, 49546. Phone: (616) 267-8244. Providers update this record themselves, so call before visiting.
How can I verify Michael Harrison, MD's license?
NPPES lists Michigan license number 4301056333, 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.
What is Michael Harrison, MD's MIPS final score?
The 2023 MIPS final score is 100 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.