NPPES file of Aug 9, 2026

Marc Emmett Whitaker, MD

Emergency Medicine Physician · Muskegon, MI

Marc Emmett Whitaker, MD is an emergency medicine physician with a practice address in Muskegon, Michigan, and NPI 1013957992, issued on Jun 7, 2006. Check the license (Michigan 4301070652, 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
1013957992
Name
Marc Emmett Whitaker
Credential
MD
Primary taxonomy
Emergency Medicine Physician 207P00000X
License number
4301070652 MI
Self-reported in NPPES; status is on the state search
Practice location
1500 E Sherman Blvd, Muskegon, MI 49443
Phone
(231) 739-9343
Enumerated
Jun 7, 2006
Record last updated
May 19, 2008 (not updated in 18 years: call before relying on the address or phone)
Medicaid ID
104785766 MI
Entity
Type 1 · individual
Public record from CMS NPPES (open it on the CMS NPI Registry). A record is not a license: verify it with the state board.
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Also registered at 1500 E Sherman Blvd

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

  1. David Childress, MDEmergency Medicine Physician1568409043
  2. James Gilleland, DOEmergency Medicine Physician1831139716
  3. Martin Ruiter, NPNurse Practitioner1811935364
  4. Harold Rummery, DOEmergency Medicine Physician1558308031
  5. Joel Visser, PAPhysician Assistant1881632305
  6. Thomas Zyniewicz, DOEmergency Medicine Physician1497792733

Verify Marc Emmett Whitaker 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 4301070652
    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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4% fewer Medicare Part D claims than the average emergency medicine physician in 2024

217 Medicare Part D claims for 147 beneficiaries, against an average of 226 among the 54,106 providers of this specialty who prescribed in Part D. Brand-name drugs were 6% of claims. 27 claims were for opioids.

  1. Marc Whitaker217
  2. Specialty average226

Most prescribed

  1. Prednisone20 claims
  2. Hydrocodone-Acetaminophen18 claims
  3. Ondansetron Odt15 claims
  4. Albuterol Sulfate Hfa11 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.

Marc Emmett Whitaker among 3,083 emergency medicine physician records in Michigan

Marc Emmett Whitaker, MD is one of 3,083 emergency medicine physician records with a practice address in Michigan. 82% 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 1% of them.

  • NPI issued2006 · 1% of these records are older, 77% newer
  • In a Medicare fileYes · 82% of these records are
  • In the CMS Doctors and Clinicians fileNo · 63% of these records are
  • Record last updated2008 · 53% of these records were not updated in five years or more

Source: CMS NPPES, file of Aug 9, 2026, every record with primary taxonomy 207P00000X and a Michigan practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).

71 emergency medicine physician records list a practice address in Muskegon

They are 71 of the 2,646 NPPES records with a practice address in Muskegon, and 3,083 emergency medicine physician records in Michigan.

The 8 emergency medicine physician records with the nearest ZIP codes

  1. Scott Bentz, MDMuskegon, MI 494431417069568
  2. David Childress, MDMuskegon, MI 494431568409043
  3. James Gilleland, DOMuskegon, MI 494431831139716
  4. Harold Rummery, DOMuskegon, MI 494431558308031
  5. Erik Sievertsen, MDMuskegon, MI 494431134137136
  6. Thomas Zyniewicz, DOMuskegon, MI 494431497792733
  7. Nabiha Adams, DOMuskegon, MI 494421295319515
  8. Eric Applebach, MDMuskegon, MI 494421205465143

Common questions

What is Marc Emmett Whitaker, MD's NPI number?

Marc Emmett Whitaker, MD's National Provider Identifier (NPI) is 1013957992, issued on Jun 7, 2006. An NPI identifies a provider in billing; it is not a license.

Where is Marc Emmett Whitaker, MD located?

The NPPES record lists a practice address at 1500 E Sherman Blvd, Muskegon, MI, 49443. Phone: (231) 739-9343. Providers update this record themselves, so call before visiting.

How can I verify Marc Emmett Whitaker, MD's license?

NPPES lists Michigan license number 4301070652, 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 Marc Emmett Whitaker, MD prescribe under Medicare Part D?

In 2024, Marc Emmett Whitaker, MD had 217 Medicare Part D claims for 147 beneficiaries; the average among emergency medicine physician prescribers was 226. 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.