NPPES file of Aug 9, 2026

Frederick E. Ludwig, M.D.

Surgery Physician · Sault Sainte Marie, MI

Frederick E. Ludwig, M.D. is a surgery physician with a practice address in Sault Sainte Marie, Michigan, and NPI 1992877989, issued on Nov 14, 2006. Check the license (Michigan 43010227693, as entered in NPPES) on the Michigan Board of Medicine (LARA); the federal record below is the public data PlainDoctor holds for this provider.

Record from CMS NPPES, file of Aug 9, 2026 · method · Verify with CMS →

NPPES recordNPPES file of Aug 9, 2026
1992877989
Name
Frederick E. Ludwig
Credential
M.D.
Primary taxonomy
Surgery Physician 208600000X
License number
43010227693 MI
Self-reported in NPPES; status is on the state search
Practice location
550 Osborn Blvd, Sault Sainte Marie, MI 49783
Phone
(906) 632-3753
Enumerated
Nov 14, 2006
Record last updated
Jul 8, 2007 (not updated in 19 years: call before relying on the address or phone)
Fax
(906) 635-7872
Medicaid ID
3491815 MI
Medicare enrollment
Enrolled (PECOS I20101208000311); may accept Medicare assignment
Medical or professional school
University Of Michigan Medical School, 1966
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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8 nearest surgery physician records → All 1,376 in Michigan → Look up another NPI →

Also registered at 550 Osborn Blvd

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

  1. Nelu Cristof, M.D.Obstetrics & Gynecology Physician1619049640
  2. Gabriela Deoliveira, MDPediatrics Physician1487230397
  3. Allen Dunning, M.D.Surgery Physician1831261833
  4. Jonathan Hakim, MDUrology Physician1871698597
  5. Joan Harron, AUDAudiologist1649537184
  6. Kim McCullough, M.D.Surgery Physician1194777680

Verify Frederick E. Ludwig 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 43010227693    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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Frederick E. Ludwig among 1,376 surgery physician records in Michigan

Frederick E. Ludwig, M.D. 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 not. Its NPI, issued in 2006, is newer than 9% of them.

  • NPI issued2006 · 9% of these records are older, 62% newer
  • In a Medicare fileNo · 74% of these records are
  • In the CMS Doctors and Clinicians fileYes · 52% of these records are
  • Graduated1966 · median 2006 among the 721 with a school on file
  • Record last updated2007 · 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. No Medicare prescribing, quality score, industry payment or hospital affiliation is published for this NPI.

All 1,376 in Michigan → Every provider in Sault Sainte Marie → Surgery Physician nationwide →

The 8 surgery physician records with the nearest ZIP codes

  1. Jamie Adair, M.DSault Sainte Marie, MI 497831972775831
  2. Allen Dunning, M.D.Sault Sainte Marie, MI 497831831261833
  3. Kim McCullough, M.D.Sault Sainte Marie, MI 497831194777680
  4. Michael Paplawski, M.D.Sault Sainte Marie, MI 497831750735312
  5. Paula Rechner, M.D.Sault Sainte Marie, MI 497831669427753
  6. Jeffrey Beaudoin, M.D.Petoskey, MI 497701508821000
  7. Bruce Deckinga, MDPetoskey, MI 497701508050311
  8. Zachary Horton, M.D.Petoskey, MI 497701104048099

Common questions

What is Frederick E. Ludwig, M.D.'s NPI number?

Frederick E. Ludwig, M.D.'s National Provider Identifier (NPI) is 1992877989, issued on Nov 14, 2006. An NPI identifies a provider in billing; it is not a license.

Where is Frederick E. Ludwig, M.D. located?

The NPPES record lists a practice address at 550 Osborn Blvd, Sault Sainte Marie, MI, 49783. Phone: (906) 632-3753. Providers update this record themselves, so call before visiting.

How can I verify Frederick E. Ludwig, M.D.'s license?

NPPES lists Michigan license number 43010227693, 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. 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.