NPPES file of Aug 9, 2026

Mark D. Matthews, D.O.

Family Medicine Physician · Cassville, MO

Mark D. Matthews, D.O. is a family medicine physician with a practice address in Cassville, Missouri, and NPI 1457348849, issued on Sep 30, 2005. Check the license on the Missouri Board of Registration for the Healing Arts; 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
1457348849
Name
Mark D. Matthews
Credential
D.O.
Primary taxonomy
Family Medicine Physician 207Q00000X
Practice location
1011 Main St, Cassville, MO 65625
Phone
(417) 846-2277
Enumerated
Sep 30, 2005
Record last updated
Jul 9, 2007 (not updated in 19 years: call before relying on the address or phone)
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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Verify Mark D. Matthews in five checks

  1. 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
  2. 2LicenseActive license and public ordersMissouri Board of Registration for the Healing ArtsCheck 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 Missouri license search

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Most of these Medicare Part D claims are vaccines, 100% of the cost of the top drugs

17 Medicare Part D claims for 13 beneficiaries, against an average of 3,544 among the 117,163 providers of this specialty who prescribed in Part D. Brand-name drugs were 76% of claims.

  1. Mark Matthews17
  2. Specialty average3,544

Most prescribed

Pharmacies often give vaccines under a standing order that names one clinician, and CMS counts every such claim under that clinician's NPI. These claims are therefore not a measure of this clinician's own prescribing.

  1. Shingrix12 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.

9 family medicine physician records list a practice address in Cassville

They are 9 of the 59 NPPES records with a practice address in Cassville, and 2,991 family medicine physician records in Missouri.

Other family medicine physician records in Missouri

  1. Mohammad Abbas, DOKirksville, MO1518537679
  2. Brandon Abbott, D.O.Kansas City, MO1356875702
  3. Ann Abbott Marin, DOArnold, MO1477132421
  4. Mohamed Abdalaziz, MDKansas City, MO1538578075
  5. Karam Abdelmasih, MD, APFestus, MO1093288508
  6. Afsheen Abdullah Patel, MDLees Summit, MO1598070377
  7. Christopher Abercrombie, DOArnold, MO1093787558
  8. Avery Abernathy, D.O.Kansas City, MO1013207836
  9. Kristia Abernathy, MDSaint Louis, MO1710545405
  10. Grant Abkemeier, DOColumbia, MO1922933712

Common questions

What is Mark D. Matthews, D.O.'s NPI number?

Mark D. Matthews, D.O.'s National Provider Identifier (NPI) is 1457348849, issued on Sep 30, 2005. An NPI identifies a provider in billing; it is not a license.

Where is Mark D. Matthews, D.O. located?

The NPPES record lists a practice address at 1011 Main St, Cassville, MO, 65625. Phone: (417) 846-2277. Providers update this record themselves, so call before visiting.

How can I verify Mark D. Matthews, D.O.'s license?

Search the Missouri Board of Registration for the Healing Arts at https://www.fsmb.org/contact-a-state-medical-board/. The NPPES record confirms identity only; the state search shows license status, expiration and public orders.

How much does Mark D. Matthews, D.O. prescribe under Medicare Part D?

In 2024, Mark D. Matthews, D.O. had 17 Medicare Part D claims for 13 beneficiaries; the average among family medicine physician prescribers was 3,544. 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.