NPPES file of Aug 9, 2026

Michael J. Wertheimer, MD

Family Medicine Physician · Farwell, MI

Michael J. Wertheimer, MD is a family medicine physician with a practice address in Farwell, Michigan, and NPI 1306858824, issued on Aug 13, 2006. Check the license (Michigan MW042891, 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
1306858824
Name
Michael J. Wertheimer
Credential
MD
Primary taxonomy
Family Medicine Physician 207Q00000X
License number
MW042891 MI
Self-reported in NPPES; status is on the state search
Practice location
2812 W Cadillac Dr, Farwell, MI 48622
Phone
(989) 588-5050
Enumerated
Aug 13, 2006
Record last updated
Sep 23, 2016 (not updated in 10 years: call before relying on the address or phone)
Fax
(989) 588-5052
Entity
Type 1 · individual
Public record from CMS NPPES (open it on the CMS NPI Registry). A record is not a license: verify it with the state board.
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Also registered at 2812 W Cadillac Dr

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

  1. Stacy Carstensen, FNPFamily Nurse Practitioner1235519638
  2. Molly Clark, DNP, FNP-CFamily Nurse Practitioner1700358439
  3. Kristen Hyatt, PA-CFamily Medicine Physician1952170151

Verify Michael J. Wertheimer 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 MW042891
    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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Industry payments in 2024: $109.12

1 payment: food and beverage; the largest payer was AstraZeneca Pharmaceuticals LP. The 55,478 providers of this specialty with any payment received $902.55 on average. Payments are reported by manufacturers, not by the provider, and are not a sign of wrongdoing.

  1. Michael Wertheimer$109.12
  2. Specialty average$902.55

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

2 family medicine physician records list a practice address in Farwell

They are 2 of the 33 NPPES records with a practice address in Farwell, and 6,013 family medicine physician records in Michigan.

Other family medicine physician records in Michigan

  1. Asma AbbasHamtramck, MI1982946463
  2. Saadia Abbas, MDChesterfield, MI1619136868
  3. Faezeh AbbasiMonroe, MI1144065921
  4. Layla Abbasi, MDWayne, MI1346177607
  5. Marisa Abbo, DORochester Hills, MI1184605388
  6. Cathleen Abbott, M.D.East Lansing, MI1275630501
  7. Leah Abbott, MDGwinn, MI1760987341
  8. Nina Abboud, DORochester Hills, MI1639750557
  9. Ryan Abboud, DOBingham Farms, MI1104353077
  10. Christina Abd, MDSterling Heights, MI1770371965

Common questions

What is Michael J. Wertheimer, MD's NPI number?

Michael J. Wertheimer, MD's National Provider Identifier (NPI) is 1306858824, issued on Aug 13, 2006. An NPI identifies a provider in billing; it is not a license.

Where is Michael J. Wertheimer, MD located?

The NPPES record lists a practice address at 2812 W Cadillac Dr, Farwell, MI, 48622. Phone: (989) 588-5050. Providers update this record themselves, so call before visiting.

How can I verify Michael J. Wertheimer, MD's license?

NPPES lists Michigan license number MW042891, 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.