NPPES file of Aug 9, 2026

Daniel Overbeek, M.D.

Medical Toxicology (Emergency Medicine) Physician · Grand Rapids, MI

Daniel Overbeek, M.D. is a medical toxicology (emergency medicine) physician with a practice address in Grand Rapids, Michigan, and NPI 1336529585, issued on Jun 3, 2015. Check the license (Michigan 1336529585, 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
1336529585
Name
Daniel Overbeek
Credential
M.D.
Primary taxonomy
Medical Toxicology (Emergency Medicine) Physician 207PT0002X
License numbers
1336529585 MI
4301107451 MI
Self-reported in NPPES; status is on the state search
Practice location
1840 Wealthy St SE, Grand Rapids, MI 49506
Phone
(616) 391-1774
Enumerated
Jun 3, 2015
Record last updated
Feb 24, 2025
Medicare enrollment
Enrolled (PECOS I20180709001663); accepts Medicare assignment
Medical or professional school
Wayne State University School Of Medicine, 2015
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 1840 Wealthy St SE

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

  1. Ryan Allor, MDAnesthesiology Physician1891130670
  2. Katelyn Baker-Sulek, OTR/L, CTRSOccupational Therapist1619544434
  3. Ashley Barron, DPTPhysical Therapist1356015598
  4. Jayaseeli Bastin, M.D.Internal Medicine Physician1437365897
  5. Alexander Behm, M.D.Anesthesiology Physician1669811535
  6. Sarah Behrens, PHYSICAL THERAPISTPhysical Therapist1962905406

Verify Daniel Overbeek 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 1336529585    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

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28% fewer Medicare Part D claims than the average medical toxicology (emergency medicine) physician in 2024

99 Medicare Part D claims for 78 beneficiaries, against an average of 138 among the 103 providers of this specialty who prescribed in Part D.

  1. Daniel Overbeek99
  2. Specialty average138

Most prescribed

  1. Cefuroxime15 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.

Bills Medicare through one group practice

  1. Ecs Western Michigan PCLudington, MI

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

Medical Toxicology (Emergency Medicine) Physician providers in Michigan

There are 7 medical toxicology (emergency medicine) physician records in Michigan.

All 7 in Michigan → Every provider in Grand Rapids →

Other medical toxicology (emergency medicine) physician records in Michigan

  1. Cynthia Aaron, M.D.Detroit, MI1922056829
  2. Lydia Baltarowich, M.D.Detroit, MI1932273547
  3. Bernard Eisenga, M.D.Grand Rapids, MI1407820590
  4. Bryan Judge, MDGrand Rapids, MI1255348173
  5. Brian Lewis, MDGrand Rapids, MI1356836316
  6. Bradley Riley, MDGrand Rapids, MI1912988023

Common questions

What is Daniel Overbeek, M.D.'s NPI number?

Daniel Overbeek, M.D.'s National Provider Identifier (NPI) is 1336529585, issued on Jun 3, 2015. An NPI identifies a provider in billing; it is not a license.

Where is Daniel Overbeek, M.D. located?

The NPPES record lists a practice address at 1840 Wealthy St SE, Grand Rapids, MI, 49506. Phone: (616) 391-1774. Providers update this record themselves, so call before visiting.

How can I verify Daniel Overbeek, M.D.'s license?

NPPES lists Michigan license number 1336529585, 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 Daniel Overbeek, M.D. prescribe under Medicare Part D?

In 2024, Daniel Overbeek, M.D. had 99 Medicare Part D claims for 78 beneficiaries; the average among medical toxicology (emergency medicine) physician prescribers was 138. 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.

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.