NPPES file of Aug 9, 2026

Michael Jeffrey Leinwand, MD

Surgery Physician · Kalamazoo, MI

Michael Jeffrey Leinwand, MD is a surgery physician with a practice address in Kalamazoo, Michigan, and NPI 1447230032, issued on Jan 19, 2006. Check the license (Michigan 4301086349, 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 2024 · method · Verify with CMS →

NPPES recordNPPES file of Aug 9, 2026
1447230032
Name
Michael Jeffrey Leinwand
Credential
MD
Primary taxonomy
Surgery Physician 208600000X
License numbers
4301086349 MI
ME160795 FL
75727 AZ
Self-reported in NPPES; status is on the state search
Practice location
601 John St, Kalamazoo, MI 49007
Phone
(226) 934-1690
Enumerated
Jan 19, 2006
Record last updated
Jan 6, 2025
Fax
(269) 341-7883
Medicaid ID
4765549 MI
Medicare enrollment
Enrolled (PECOS I20050917000199); accepts Medicare assignment
Medical or professional school
Johns Hopkins University School Of Medicine, 1995
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 601 John St

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

  1. Lawrence Abramson, MDInternal Medicine Physician1467413575
  2. Karina Acevedo, PA-CMedical Physician Assistant1083150460
  3. Autumn AdamsEmergency Medical Services (Emergency Medicine) Physician1609350586
  4. Fadi Ajine, MDRheumatology Physician1275533986
  5. Hussein Akl, MDInternal Medicine Physician1699757849
  6. Kwsai Al-Rahhal, MDSleep Medicine (Internal Medicine) Physician1639159247

Verify Michael Jeffrey Leinwand 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 4301086349
    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

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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Industry payments in 2024: $79.22

4 payments; by number, the most common kind was food and beverage; the largest payer was Ipsen Biopharmaceuticals, Inc. The 17,103 providers of this specialty with any payment received $3,513.80 on average. Payments are reported by manufacturers, not by the provider, and are not a sign of wrongdoing.

  1. Michael Leinwand$79.22
  2. Specialty average$3,513.80

Source: CMS Open Payments, program year 2024 (openpaymentsdata.cms.gov); average among providers of this specialty with at least one payment.

One hospital affiliation

  1. Bronson Methodist HospitalKalamazoo, MI · Acute Care Hospitals4 of 5 stars

Source: CMS Doctors and Clinicians National Downloadable File (the group practices a clinician bills Medicare through); hospitals matched to CMS Hospital General Information (Care Compare) (data.cms.gov). Star ratings are CMS hospital ratings, not ratings of this provider.

Michael Jeffrey Leinwand among 1,376 surgery physician records in Michigan

Michael Jeffrey Leinwand, MD is one of 1,376 surgery physician records with a practice address in Michigan. 74% 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 9% of them.

  • NPI issued2006 · 9% of these records are older, 62% newer
  • In a Medicare fileYes · 74% of these records are
  • In the CMS Doctors and Clinicians fileYes · 52% of these records are
  • Graduated1995 · median 2006 among the 721 with a school on file
  • Record last updated2025 · 53% of these records were not updated in five years or more

Source: CMS NPPES, file of Aug 9, 2026, every record with primary taxonomy 208600000X and a Michigan practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).

Surgery Physician providers in Michigan

There are 1,376 surgery physician records in Michigan.

The 8 surgery physician records with the nearest ZIP codes

  1. Philip Borozan, M.D.Kalamazoo, MI 490071326086935
  2. Mark Dittenbir, M.D.Kalamazoo, MI 490071942249727
  3. Andrew Gordon, MD, FACSKalamazoo, MI 490071194761924
  4. Tjasa Hranjec, MDKalamazoo, MI 490071063626448
  5. Nancy Kalinowski, M.D.Kalamazoo, MI 490071508817909
  6. Sarah Larson, M.D.Kalamazoo, MI 490071508152430
  7. David Minnick, DOKalamazoo, MI 490071063616167
  8. Donald Porter, M.D.Kalamazoo, MI 490071518955632

Common questions

What is Michael Jeffrey Leinwand, MD's NPI number?

Michael Jeffrey Leinwand, MD's National Provider Identifier (NPI) is 1447230032, issued on Jan 19, 2006. An NPI identifies a provider in billing; it is not a license.

Where is Michael Jeffrey Leinwand, MD located?

The NPPES record lists a practice address at 601 John St, Kalamazoo, MI, 49007. Phone: (226) 934-1690. Providers update this record themselves, so call before visiting.

How can I verify Michael Jeffrey Leinwand, MD's license?

NPPES lists Michigan license number 4301086349, 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.

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.