NPPES file of Aug 9, 2026

Michael A. Merkler, M.D.

Family Medicine Physician · Sandusky, MI

Michael A. Merkler, M.D. is a family medicine physician with a practice address in Sandusky, Michigan, and NPI 1962493213, issued on Nov 3, 2005. Check the license (Michigan 4301070951, 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
1962493213
Name
Michael A. Merkler
Credential
M.D.
Primary taxonomy
Family Medicine Physician 207Q00000X
License number
4301070951 MI
Self-reported in NPPES; status is on the state search
Practice location
109 N Delaware St, Sandusky, MI 48471
Phone
(810) 648-9677
Enumerated
Nov 3, 2005
Record last updated
Sep 19, 2014 (not updated in 12 years: call before relying on the address or phone)
Fax
(810) 648-0053
Medicaid ID
4342417 MI
Medicare enrollment
Enrolled (PECOS I20060413000022); accepts Medicare assignment
Medical or professional school
Wayne State University School Of Medicine, 1997
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 109 N Delaware St

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

  1. Lori Nugent, PA-CPhysician Assistant1780610956
  2. Emily QuandtSocial Worker1376014449
  3. Melissa Shimshock, FNP-CFamily Nurse Practitioner1215432927
  4. Helda Souresho, MDFamily Medicine Physician1962068163

Verify Michael A. Merkler 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 4301070951    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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98% fewer Medicare Part D claims than the average family medicine physician in 2024

81 Medicare Part D claims for 67 beneficiaries, against an average of 3,544 among the 117,163 providers of this specialty who prescribed in Part D.

  1. Michael Merkler81
  2. Specialty average3,544

Most prescribed

  1. Methylprednisolone18 claims
  2. Azithromycin17 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.

Bills Medicare through one group practice

  1. Henry Ford Macomb Hospital CorporationBruce Twp, MI

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

4 family medicine physician records list a practice address in Sandusky

They are 4 of the 400 NPPES records with a practice address in Sandusky, and 6,013 family medicine physician records in Michigan.

All 4 in Sandusky → All 6,013 in Michigan → Every provider in Sandusky →

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 A. Merkler, M.D.'s NPI number?

Michael A. Merkler, M.D.'s National Provider Identifier (NPI) is 1962493213, issued on Nov 3, 2005. An NPI identifies a provider in billing; it is not a license.

Where is Michael A. Merkler, M.D. located?

The NPPES record lists a practice address at 109 N Delaware St, Sandusky, MI, 48471. Phone: (810) 648-9677. Providers update this record themselves, so call before visiting.

How can I verify Michael A. Merkler, M.D.'s license?

NPPES lists Michigan license number 4301070951, 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 Michael A. Merkler, M.D. prescribe under Medicare Part D?

In 2024, Michael A. Merkler, M.D. had 81 Medicare Part D claims for 67 beneficiaries; the average among family medicine physician prescribers was 3,544. Part D covers Medicare prescriptions only.

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.

Written with AI tools from the named public files; every figure is computed from those files (how it is made).

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.