NPPES file of Aug 9, 2026

Mark Ludka, M.D.

Diagnostic Radiology Physician · Saginaw, MI

Mark Ludka, M.D. is a diagnostic radiology physician with a practice address in Saginaw, Michigan, and NPI 1366412942, issued on Jan 25, 2006. Check the license (Michigan 4301055862, 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 · method · Verify with CMS →

NPPES recordNPPES file of Aug 9, 2026
1366412942
Name
Mark Ludka
Credential
M.D.
Primary taxonomy
Diagnostic Radiology Physician 2085R0202X
License number
4301055862 MI
Self-reported in NPPES; status is on the state search
Practice location
3400 N Center RD, Saginaw, MI 48603
Phone
(989) 799-5600
Enumerated
Jan 25, 2006
Record last updated
Jun 26, 2023
Fax
(989) 799-7430
Medicaid ID
3454464 MI
Medicare enrollment
Enrolled (PECOS I20040724000044); accepts Medicare assignment
Medical or professional school
University Of Michigan Medical School, 1990
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 diagnostic radiology physician records → All 1,584 in Michigan → Look up another NPI →

Also registered at 3400 N Center RD

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

  1. Macksood Aftab, D.O.Neuroradiology Physician1124243282
  2. Jamal Akbar, M.D.Diagnostic Radiology Physician1821068131
  3. Khalid Al Efraij, MBBSPulmonary Disease Physician1346967494
  4. Sultan Bhimani, M.D.Neuroradiology Physician1821017906
  5. John Cherry, M.D.Diagnostic Radiology Physician1134199896
  6. Richard Heuschele, MDDiagnostic Radiology Physician1649385899

Verify Mark Ludka 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 4301055862    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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Bills Medicare through one group practice

  1. Advanced Radiology Services PCSaginaw, MI

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

Mark Ludka among 1,584 diagnostic radiology physician records in Michigan

Mark Ludka, M.D. is one of 1,584 diagnostic radiology physician records with a practice address in Michigan. 70% 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 3% of them.

  • NPI issued2006 · 3% of these records are older, 50% newer
  • In a Medicare fileYes · 70% of these records are
  • In the CMS Doctors and Clinicians fileYes · 64% of these records are
  • Graduated1990 · median 2003 among the 1,007 with a school on file
  • Record last updated2023 · 59% of these records were not updated in five years or more

Source: CMS NPPES, file of Aug 9, 2026, every record with primary taxonomy 2085R0202X and a Michigan practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).

Diagnostic Radiology Physician providers in Michigan

There are 1,584 diagnostic radiology physician records in Michigan.

All 1,584 in Michigan → Every provider in Saginaw → Diagnostic Radiology Physician nationwide →

The 8 diagnostic radiology physician records with the nearest ZIP codes

  1. Jamal Akbar, M.D.Saginaw, MI 486031821068131
  2. Cynthia Blount, DOSaginaw, MI 486031568490050
  3. Harold Blumenstein, MDSaginaw, MI 486031447294343
  4. John Cherry, M.D.Saginaw, MI 486031134199896
  5. Tai KangSaginaw, MI 486031528038197
  6. Sambasiva Kottamasu, M.D.Saginaw, MI 486031699745265
  7. Gary Mally, D.O.Saginaw, MI 486031770518367
  8. Charles Mueller, M.D.Saginaw, MI 486031972574283

Common questions

What is Mark Ludka, M.D.'s NPI number?

Mark Ludka, M.D.'s National Provider Identifier (NPI) is 1366412942, issued on Jan 25, 2006. An NPI identifies a provider in billing; it is not a license.

Where is Mark Ludka, M.D. located?

The NPPES record lists a practice address at 3400 N Center RD, Saginaw, MI, 48603. Phone: (989) 799-5600. Providers update this record themselves, so call before visiting.

How can I verify Mark Ludka, M.D.'s license?

NPPES lists Michigan license number 4301055862, 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.

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.