NPPES file of Aug 9, 2026

Douglas Blan Stewart, M.D.

Cardiovascular Disease Physician · Muskegon, MI

Douglas Blan Stewart, M.D. is a cardiovascular disease physician with a practice address in Muskegon, Michigan, and NPI 1639332091, issued on Jul 7, 2008. Check the license (Michigan 4301088719, 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
1639332091
Name
Douglas Blan Stewart
Credential
M.D.
Primary taxonomy
Cardiovascular Disease Physician 207RC0000X
License numbers
4301088719 MI
2013021230 MO
30048 OK
Self-reported in NPPES; status is on the state search
Practice location
1212 E Sherman Blvd, Muskegon, MI 49444
Phone
(231) 672-3500
Enumerated
Jul 7, 2008
Record last updated
Aug 30, 2019 (not updated in 7 years: call before relying on the address or phone)
Fax
(231) 672-6199
Medicare enrollment
Enrolled (PECOS I20100913001094); accepts Medicare assignment
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 1212 E Sherman Blvd

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

  1. Katie AlfredsonNurse Practitioner1154707743
  2. Raquel Anderson, PTACommunity Health Worker1548446230
  3. Anna BergevinAmbulatory Care Pharmacist1306314802
  4. David Bonnema, M.D.Interventional Cardiology Physician1538245501
  5. Judy Crouch, NPNurse Practitioner1144234394
  6. Robert Eastway, DOCardiovascular Disease Physician1306844055

Verify Douglas Blan Stewart 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 4301088719
    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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45% fewer Medicare Part D claims than the average cardiovascular disease physician in 2024

1,680 Medicare Part D claims for 349 beneficiaries, against an average of 3,078 among the 20,728 providers of this specialty who prescribed in Part D. Brand-name drugs were 26% of claims.

  1. Douglas Stewart1,680
  2. Specialty average3,078

Most prescribed

  1. Metoprolol Succinate299 claims
  2. Eliquis248 claims
  3. Atorvastatin Calcium125 claims
  4. Carvedilol114 claims
  5. Isosorbide Mononitrate Er65 claims
  6. Furosemide59 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: $325.32

7 payments; by number, the most common kind was food and beverage; the largest payer was Abbott Laboratories. The 16,686 providers of this specialty with any payment received $3,819.56 on average. Payments are reported by manufacturers, not by the provider, and are not a sign of wrongdoing.

  1. Douglas Stewart$325.32
  2. Specialty average$3,819.56

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

Bills Medicare through one group practice

  1. Mercy Health Westshore Cardiology ServicesMuskegon, MI

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

Douglas Blan Stewart among 860 cardiovascular disease physician records in Michigan

Douglas Blan Stewart, M.D. is one of 860 cardiovascular disease physician records with a practice address in Michigan. 84% 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 66% of them.

  • NPI issued2008 · 66% of these records are older, 32% newer
  • In a Medicare fileYes · 84% of these records are
  • In the CMS Doctors and Clinicians fileYes · 70% of these records are
  • Graduated2006 · median 1999 among the 606 with a school on file
  • Record last updated2019 · 59% of these records were not updated in five years or more

Source: CMS NPPES, file of Aug 9, 2026, every record with primary taxonomy 207RC0000X and a Michigan practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).

Cardiovascular Disease Physician providers in Michigan

There are 860 cardiovascular disease physician records in Michigan.

The 8 cardiovascular disease physician records with the nearest ZIP codes

  1. Robert Eastway, DOMuskegon, MI 494441306844055
  2. Scott Harris, D.O.Muskegon, MI 494441760445720
  3. John Meek, D.O.Muskegon, MI 494441679786230
  4. Eric Shafer, D.O.Muskegon, MI 494441083804280
  5. Eric Stuart, M.D.Muskegon, MI 494441447244819
  6. Dennis Besley, M.D.Ludington, MI 494311598756009
  7. Rajus Chopra, M.D.Holland, MI 494231649632720
  8. Anthony Dils, MDHolland, MI 494231023634532

Common questions

What is Douglas Blan Stewart, M.D.'s NPI number?

Douglas Blan Stewart, M.D.'s National Provider Identifier (NPI) is 1639332091, issued on Jul 7, 2008. An NPI identifies a provider in billing; it is not a license.

Where is Douglas Blan Stewart, M.D. located?

The NPPES record lists a practice address at 1212 E Sherman Blvd, Muskegon, MI, 49444. Phone: (231) 672-3500. Providers update this record themselves, so call before visiting.

How can I verify Douglas Blan Stewart, M.D.'s license?

NPPES lists Michigan license number 4301088719, 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 Douglas Blan Stewart, M.D. prescribe under Medicare Part D?

In 2024, Douglas Blan Stewart, M.D. had 1,680 Medicare Part D claims for 349 beneficiaries; the average among cardiovascular disease physician prescribers was 3,078. 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.