NPPES file of Aug 9, 2026

Logan Walker, DO

Internal Medicine Physician · Grand Haven, MI

Logan Walker, DO is an internal medicine physician with a practice address in Grand Haven, Michigan, and NPI 1114300928, issued on Jun 30, 2015. Check the license (Michigan 5101025940, 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
1114300928
Name
Logan Walker
Credential
DO
Primary taxonomy
Internal Medicine Physician 207R00000X
License numbers
5101025940 MI
DO-05041 IA
Self-reported in NPPES; status is on the state search
Practice location
15100 Whittaker Way, Grand Haven, MI 49417
Phone
(616) 935-6320
Enumerated
Jun 30, 2015
Record last updated
Nov 12, 2025
Medicare enrollment
Enrolled (PECOS I20201214001856); accepts Medicare assignment
Medical or professional school
Des Moines University Of Osteopathic Medicine And Health Sciences, 2015
Telehealth
Offers telehealth (CMS)
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 15100 Whittaker Way

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

  1. Valerie Ahern, N.P.Family Nurse Practitioner1588665574
  2. Thomas Alguire, M.D.Internal Medicine Physician1952303117
  3. Karoline Arsenault, PA-CPhysician Assistant1720547250
  4. David Blanchard, OTOccupational Therapist1588103667
  5. Samantha Bock, CRNACertified Registered Nurse Anesthetist1780256594
  6. Daniela Borecky, MDFamily Medicine Physician1427511773

Verify Logan Walker 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 5101025940
    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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3.4 times the Medicare Part D claims of the average internal medicine physician in 2024

10,758 Medicare Part D claims for 993 beneficiaries, against an average of 3,176 among the 108,855 providers of this specialty who prescribed in Part D. Brand-name drugs were 12% of claims. 190 claims were for opioids.

  1. Logan Walker10,758
  2. Specialty average3,176

Most prescribed

  1. Atorvastatin Calcium900 claims
  2. Amlodipine Besylate502 claims
  3. Levothyroxine Sodium428 claims
  4. Lisinopril409 claims
  5. Omeprazole330 claims
  6. Losartan Potassium328 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: $230.50

12 payments; by number, the most common kind was food and beverage; the largest payer was Novo Nordisk Inc. The 50,334 providers of this specialty with any payment received $1,303.06 on average. Payments are reported by manufacturers, not by the provider, and are not a sign of wrongdoing.

  1. Logan Walker$230.50
  2. Specialty average$1,303.06

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

Bills Medicare through 2 group practices

  1. Curana Health OF Iowa PLLCAlbia, IA
  2. Spectrum Health Primary Care PartnersGrand Rapids, MI

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

Logan Walker among 5,735 internal medicine physician records in Michigan

Logan Walker, DO is one of 5,735 internal medicine physician records with a practice address in Michigan. 79% of them appear in a Medicare file (Part D prescribing, MIPS, Open Payments or Medicare group billing); this one does. Its NPI, issued in 2015, is newer than 66% of them.

  • NPI issued2015 · 66% of these records are older, 31% newer
  • In a Medicare fileYes · 79% of these records are
  • In the CMS Doctors and Clinicians fileYes · 62% of these records are
  • Graduated2015 · median 2006 among the 3,564 with a school on file
  • Record last updated2025 · 54% of these records were not updated in five years or more

Source: CMS NPPES, file of Aug 9, 2026, every record with primary taxonomy 207R00000X and a Michigan practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).

13 internal medicine physician records list a practice address in Grand Haven

They are 13 of the 665 NPPES records with a practice address in Grand Haven, and 5,735 internal medicine physician records in Michigan.

The 8 internal medicine physician records with the nearest ZIP codes

  1. Thomas Alguire, M.D.Grand Haven, MI 494171952303117
  2. Nina Bryhn, MDGrand Haven, MI 494171811676430
  3. Edward Hatt, MDGrand Haven, MI 494171770587008
  4. James Heyboer, MDGrand Haven, MI 494171255548442
  5. Carlyn Hoeppner, MDGrand Haven, MI 494171447678115
  6. Julie Kowacz, MDGrand Haven, MI 494171235231309
  7. Lauren Lane, D.O.Grand Haven, MI 494171225299928
  8. John Mc Aree, MDGrand Haven, MI 494171902845654

Common questions

What is Logan Walker, DO's NPI number?

Logan Walker, DO's National Provider Identifier (NPI) is 1114300928, issued on Jun 30, 2015. An NPI identifies a provider in billing; it is not a license.

Where is Logan Walker, DO located?

The NPPES record lists a practice address at 15100 Whittaker Way, Grand Haven, MI, 49417. Phone: (616) 935-6320. Providers update this record themselves, so call before visiting.

How can I verify Logan Walker, DO's license?

NPPES lists Michigan license number 5101025940, 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 Logan Walker, DO prescribe under Medicare Part D?

In 2024, Logan Walker, DO had 10,758 Medicare Part D claims for 993 beneficiaries; the average among internal medicine physician prescribers was 3,176. 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.