NPPES file of Aug 9, 2026

Derek Korte, D.O.

Gastroenterology Physician · Holland, MI

Derek Korte, D.O. is a gastroenterology physician with a practice address in Holland, Michigan, and NPI 1346226495, issued on Dec 21, 2005. Check the license (Michigan 5101014117, 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
1346226495
Name
Derek Korte
Credential
D.O.
Primary taxonomy
Gastroenterology Physician 207RG0100X
License number
5101014117 MI
Self-reported in NPPES; status is on the state search
Practice location
577 Michigan Ave Ste 202, Holland, MI 49423
Phone
(616) 546-9093
Enumerated
Dec 21, 2005
Record last updated
Mar 5, 2026
Fax
(616) 393-5305
Medicare enrollment
Enrolled (PECOS I20050503000578); accepts Medicare assignment
Medical or professional school
At Still University Of Health Sciences, College Of Osteo Med, Kirksville, 1999
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 577 Michigan Ave Ste 202

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

  1. Gregory Fritz, MDSurgery Physician1437644655
  2. Michael Lampe, DOSurgery Physician1245897834
  3. Katee Pope, PAPhysician Assistant1215344650
  4. Cale Sebald, D.O.Gastroenterology Physician1609281401
  5. Jeremy Tenbrink, FNPNurse Practitioner1659084622
  6. Lucas Triemstra, P.A.-CPhysician Assistant1083952998

Verify Derek Korte 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 5101014117
    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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28% more Medicare Part D claims than the average gastroenterology physician in 2024

1,038 Medicare Part D claims for 584 beneficiaries, against an average of 811 among the 16,445 providers of this specialty who prescribed in Part D. Brand-name drugs were 24% of claims.

  1. Derek Korte1,038
  2. Specialty average811

Most prescribed

  1. Peg 3350-Electrolyte291 claims
  2. Pantoprazole Sodium123 claims
  3. Omeprazole68 claims
  4. Gavilyte-G60 claims
  5. Peg-3350 And Electrolytes55 claims
  6. Sod Sulf-Potass Sulf-Mag Sulf50 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: $857.91

30 payments; by number, the most common kind was food and beverage; the largest payer was Abbvie Inc. 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. Derek Korte$857.91
  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.

One hospital affiliation

  1. Holland Community HospitalHolland, MI · Acute Care Hospitals5 of 5 stars

Source: CMS Doctors and Clinicians National Downloadable File (the group practices a clinician bills Medicare through); hospitals matched to CMS Hospital General Information (Care Compare) (data.cms.gov). Star ratings are CMS hospital ratings, not ratings of this provider.

Derek Korte among 550 gastroenterology physician records in Michigan

Derek Korte, D.O. 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 2005, is newer than 0% of them.

  • NPI issued2005 · 0% of these records are older, 87% newer
  • In a Medicare fileYes · 85% of these records are
  • In the CMS Doctors and Clinicians fileYes · 75% of these records are
  • Graduated1999 · 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. Daniel Peshka, DOHolland, MI 494231073560181
  2. Cale Sebald, D.O.Holland, MI 494231609281401
  3. Ronald Dozeman, MDHolland, MI 494241467492595
  4. Tiffany Jarois, D.OHolland, MI 494241497012843
  5. Michelle Price, DOHolland, MI 494241508279589
  6. Devon PyykkonenHolland, MI 494241225696404
  7. Jeffrey Serdahely, DOHolland, MI 494241528015633
  8. David Zink, MDHolland, MI 494241386690162

Common questions

What is Derek Korte, D.O.'s NPI number?

Derek Korte, D.O.'s National Provider Identifier (NPI) is 1346226495, issued on Dec 21, 2005. An NPI identifies a provider in billing; it is not a license.

Where is Derek Korte, D.O. located?

The NPPES record lists a practice address at 577 Michigan Ave Ste 202, Holland, MI, 49423. Phone: (616) 546-9093. Providers update this record themselves, so call before visiting.

How can I verify Derek Korte, D.O.'s license?

NPPES lists Michigan license number 5101014117, 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 Derek Korte, D.O. prescribe under Medicare Part D?

In 2024, Derek Korte, D.O. had 1,038 Medicare Part D claims for 584 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.