Registry data as of Aug 27, 2026

Stephen Dewitt, MD

Internal Medicine Physician · Warren, MI

Stephen Dewitt, MD is an internal medicine physician with a practice address in Warren, Michigan, and NPI 1932279874, issued on Nov 8, 2006. Check the license (Michigan 4301041306, as entered in NPPES) on the Michigan Board of Medicine; the Medicare figures below come from public CMS files.

Record from CMS NPPES, loaded Aug 27, 2026 · Medicare files 2023 and 2024 · method · Verify with CMS →

NPPES recordas of Aug 27, 2026
1932279874
Name
Stephen Dewitt
Credential
MD
Primary taxonomy
Internal Medicine Physician 207R00000X
License number
4301041306 MI
Self-reported in NPPES; status is on the state search
Practice location
28800 Ryan RD, Warren, MI 48092
Phone
(586) 558-3950
Enumerated
Nov 8, 2006
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 28800 Ryan RD

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

  1. Britta Anderson, D.O.Sports Medicine (Family Medicine) Physician1780704999
  2. Marsha Arthur, PAPhysician Assistant1588684229
  3. Kathryn Aurand, PA-CPhysician Assistant1801207907
  4. Mamoun Dabbagh, M.D.Psychiatry Physician1962552158
  5. Christina Faita, LMSW, MSW, BASocial Worker1922391275
  6. Gary Gilyard, MDOrthopaedic Surgery Physician1710967815

Verify Stephen Dewitt in five checks

  1. 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
  2. 2LicenseActive license and public ordersMichigan Board of Medicine
    Search for license 4301041306
    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.

100% fewer Medicare Part D claims than the average internal medicine physician in 2024

13 Medicare Part D claims, against an average of 2,785 among the 127,794 providers of this specialty who prescribed in Part D. Brand-name drugs were 0% of claims.

  1. Stephen Dewitt13
  2. Specialty average2,785

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: $13.17

1 payment, mostly food and beverage; the largest payer was Janssen Pharmaceuticals, Inc. The 65,274 providers of this specialty with any payment received $2,536.66 on average. Payments are reported by manufacturers, not by the provider, and are not a sign of wrongdoing.

  1. Stephen Dewitt$13.17
  2. Specialty average$2,536.66

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

98 internal medicine physician records list a Warren practice address

They are 98 of the 2,799 NPPES records with a Warren practice address, and 6,589 internal medicine physician records in Michigan.

Other internal medicine physician records in Michigan

  1. Keith Aaronson, MDAnn Arbor, MI1144305301
  2. Tomas Abalo, M.D.Iron Mountain, MI1336199975
  3. Ali Abbas, M.D.Pontiac, MI1972167526
  4. Hawazin Abbas, MDAuburn Hills, MI1699020677
  5. Imran Abbasi, D.O.Warren, MI1427409887
  6. Ramzi Abbasi, MDSaginaw, MI1164270005
  7. Saadat Abbasi, MDKalamazoo, MI1912005596
  8. Shahzaman Abbasi, MDLansing, MI1376512111
  9. Youssef Abbiss, D.O.Mount Clemens, MI1982991881
  10. Joseph Abbo, MDYpsilanti, MI1982136503

Common questions

What is Stephen Dewitt, MD's NPI number?

Stephen Dewitt, MD's National Provider Identifier (NPI) is 1932279874, issued on Nov 8, 2006. An NPI identifies a provider in billing; it is not a license.

Where is Stephen Dewitt, MD located?

The NPPES record lists a practice address at 28800 Ryan RD, Warren, MI, 48092. Phone: (586) 558-3950. Providers update this record themselves, so call before visiting.

How can I verify Stephen Dewitt, MD's license?

NPPES lists Michigan license number 4301041306, as entered by the provider. Search the Michigan Board of Medicine at https://www.michigan.gov/lara/bureau-list/bpl/health/hp-lic-health-prof/medical. The NPPES record confirms identity only; the state search shows license status, expiration and public orders.

How much does Stephen Dewitt, MD prescribe under Medicare Part D?

In 2024, Stephen Dewitt, MD had 13 Medicare Part D claims; the average among internal medicine physician prescribers was 2,785. Part D covers Medicare prescriptions only.

Source: CMS National Plan and Provider Enumeration System (NPPES), loaded Aug 27, 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.

Every figure on PlainDoctor is rendered directly from the federal CMS NPPES registry, Medicare Part D, MIPS, and Open Payments records, no number is typed in by an editor. See our editorial standards & corrections policy, the methodology behind these numbers, or report a data error. Data current as of Aug 27, 2026.