NPPES file of Aug 9, 2026

Mark Steven Pankonin, M.D./PH.D.

Gastroenterology Physician · Saginaw, MI

Mark Steven Pankonin, M.D./PH.D. is a gastroenterology physician with a practice address in Saginaw, Michigan, and NPI 1356509947, issued on May 30, 2008. Check the license (Michigan 4301105873, 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
1356509947
Name
Mark Steven Pankonin
Credential
M.D./PH.D.
Primary taxonomy
Gastroenterology Physician 207RG0100X
License numbers
4301105873 MI
295203 MA
2025045301 MO
2021-02901 NC
Self-reported in NPPES; status is on the state search
Practice location
900 Cooper Ave, Saginaw, MI 48602
Phone
(989) 583-7460
Enumerated
May 30, 2008
Record last updated
Jul 1, 2026
Fax
(989) 583-7432
Medicare enrollment
Enrolled (PECOS I20251222002135); accepts Medicare assignment
Medical or professional school
Wayne State University School Of Medicine, 2008
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 900 Cooper Ave

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

  1. Christopher Ader, MSNFamily Nurse Practitioner1508141235
  2. Bashar Al Jayyousi, MDInterventional Cardiology Physician1225292568
  3. Parthiv Amin, MDCardiovascular Disease Physician1164650834
  4. Jean Barker, PA-CPhysician Assistant1053957548
  5. Justin Bielby, RNCertified Registered Nurse Anesthetist1649884958
  6. Kaitlyn Bishop, D.O.Emergency Medicine Physician1346685237

Verify Mark Steven Pankonin 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 4301105873
    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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3% fewer Medicare Part D claims than the average gastroenterology physician in 2024

786 Medicare Part D claims for 472 beneficiaries, against an average of 811 among the 16,445 providers of this specialty who prescribed in Part D. Brand-name drugs were 23% of claims.

  1. Mark Pankonin786
  2. Specialty average811

Most prescribed

  1. Gavilyte-G174 claims
  2. Pantoprazole Sodium113 claims
  3. Peg-3350 And Electrolytes82 claims
  4. Omeprazole75 claims
  5. Peg 3350-Electrolyte61 claims
  6. Sod Sulf-Potass Sulf-Mag Sulf33 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.

Industry payments in 2024: $41.36

2 payments; by number, the most common kind was food and beverage; the largest payer was Celgene Corporation. The 13,350 providers of this specialty with any payment received $5,015.95 on average. Payments are reported by manufacturers, not by the provider, and are not a sign of wrongdoing.

  1. Mark Pankonin$41.36
  2. Specialty average$5,015.95

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

Bills Medicare through 4 group practices

  1. Dlp Western Carolina Physician Practices LLCClyde, NC
  2. Fairview Heights Medical Group SCSaint Louis, MO
  3. Phoebe Physician Group IncAmericus, GA
  4. Wellstar Medical Group LLCHiram, GA

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

Mark Steven Pankonin among 550 gastroenterology physician records in Michigan

Mark Steven Pankonin, M.D./PH.D. is one of 550 gastroenterology physician records with a practice address in Michigan. 85% of them appear in a Medicare file (Part D prescribing, MIPS, Open Payments or Medicare group billing); this one does. Its NPI, issued in 2008, is newer than 62% of them.

  • NPI issued2008 · 62% of these records are older, 34% newer
  • In a Medicare fileYes · 85% of these records are
  • In the CMS Doctors and Clinicians fileYes · 75% of these records are
  • Graduated2008 · median 2003 among the 415 with a school on file
  • Record last updated2026 · 52% of these records were not updated in five years or more

Source: CMS NPPES, file of Aug 9, 2026, every record with primary taxonomy 207RG0100X and a Michigan practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).

Gastroenterology Physician providers in Michigan

There are 550 gastroenterology physician records in Michigan.

The 8 gastroenterology physician records with the nearest ZIP codes

  1. Mehdi Baluch, MDSaginaw, MI 486021104831536
  2. Shaukat Khan, MDSaginaw, MI 486021972692358
  3. Menelito Lilagan, D.O.Saginaw, MI 486021164681797
  4. Robert McNier, MDSaginaw, MI 486021588751895
  5. Mark Raphael, DOSaginaw, MI 486021922428382
  6. Martin Tobi, MDSaginaw, MI 486021396847786
  7. Amita Kakarla-MagantiSaginaw, MI 486031518297886
  8. Erika Degayner, D.O.Saginaw, MI 486041184740169

Common questions

What is Mark Steven Pankonin, M.D./PH.D.'s NPI number?

Mark Steven Pankonin, M.D./PH.D.'s National Provider Identifier (NPI) is 1356509947, issued on May 30, 2008. An NPI identifies a provider in billing; it is not a license.

Where is Mark Steven Pankonin, M.D./PH.D. located?

The NPPES record lists a practice address at 900 Cooper Ave, Saginaw, MI, 48602. Phone: (989) 583-7460. Providers update this record themselves, so call before visiting.

How can I verify Mark Steven Pankonin, M.D./PH.D.'s license?

NPPES lists Michigan license number 4301105873, 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 Mark Steven Pankonin, M.D./PH.D. prescribe under Medicare Part D?

In 2024, Mark Steven Pankonin, M.D./PH.D. had 786 Medicare Part D claims for 472 beneficiaries; the average among gastroenterology physician prescribers was 811. 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.

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.