NPPES file of Aug 9, 2026

Marilyn Betty Mathew, DDS

General Practice Dentistry · Columbia, SC

Marilyn Betty Mathew, DDS is a general practice dentistry with a practice address in Columbia, South Carolina, and NPI 1831483650, issued on Jun 9, 2011. Check the license with the South Carolina board that licenses this profession; 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
1831483650
Name
Marilyn Betty Mathew
Credential
DDS
Primary taxonomy
General Practice Dentistry 1223G0001X
License number
1001024-15 WI
Self-reported in NPPES; status is on the state search
Practice location
751 Mallet Hill RD, Columbia, SC 29223
Phone
(845) 702-0581
Enumerated
Jun 9, 2011
Record last updated
Sep 9, 2016 (not updated in 10 years: call before relying on the address or phone)
Medicaid ID
1831483650 WI
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 751 Mallet Hill RD

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

  1. Leeanne Casper, LPCMental Health Counselor1942675574

Verify Marilyn Betty Mathew in five checks

  1. 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
  2. 2LicenseActive license and public ordersWhich South Carolina board licenses this professionCheck 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
Find the South Carolina license search

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55% fewer Medicare Part D claims than the average general practice dentistry in 2024

37 Medicare Part D claims for 16 beneficiaries, against an average of 83 among the 70,290 providers of this specialty who prescribed in Part D. Brand-name drugs were 0% of claims.

  1. Marilyn Mathew37
  2. Specialty average83

Most prescribed

  1. Amoxicillin11 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: $72.37

3 payments; by number, the most common kind was food and beverage; the largest payer was Dentsply Sirona Inc. The 41,669 providers of this specialty with any payment received $597.01 on average. Payments are reported by manufacturers, not by the provider, and are not a sign of wrongdoing.

  1. Marilyn Mathew$72.37
  2. Specialty average$597.01

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

Marilyn Betty Mathew among 1,761 general practice dentistry records in South Carolina

Marilyn Betty Mathew, DDS is one of 1,761 general practice dentistry records with a practice address in South Carolina. 66% of them appear in a Medicare file (Part D prescribing, MIPS, Open Payments or Medicare group billing); this one does. Its NPI, issued in 2011, is newer than 58% of them.

  • NPI issued2011 · 58% of these records are older, 39% newer
  • In a Medicare fileYes · 66% of these records are
  • In the CMS Doctors and Clinicians fileNo · under 1% of these records are
  • Record last updated2016 · 65% of these records were not updated in five years or more

Source: CMS NPPES, file of Aug 9, 2026, every record with primary taxonomy 1223G0001X and a South Carolina practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).

171 general practice dentistry records list a practice address in Columbia

They are 171 of the 11,200 NPPES records with a practice address in Columbia, and 1,761 general practice dentistry records in South Carolina.

The 8 general practice dentistry records with the nearest ZIP codes

  1. Andrew Demas, DMDColumbia, SC 292231912677857
  2. Paul Downing, DMDColumbia, SC 292231164534657
  3. Timothy Edwards, DMDColumbia, SC 292231619522794
  4. Carl Jackson, DDSColumbia, SC 292231265510457
  5. Joel Johnson, D.M.D.Columbia, SC 292231033131248
  6. Richard Kline, D.M.D.Columbia, SC 292231689889628
  7. Michael Littlejohn, DMDColumbia, SC 292231245384247
  8. David Meadow, D.M.D.Columbia, SC 292231215070750

Common questions

What is Marilyn Betty Mathew, DDS's NPI number?

Marilyn Betty Mathew, DDS's National Provider Identifier (NPI) is 1831483650, issued on Jun 9, 2011. An NPI identifies a provider in billing; it is not a license.

Where is Marilyn Betty Mathew, DDS located?

The NPPES record lists a practice address at 751 Mallet Hill RD, Columbia, SC, 29223. Phone: (845) 702-0581. Providers update this record themselves, so call before visiting.

How can I verify Marilyn Betty Mathew, DDS's license?

Search the South Carolina board that licenses this profession; the NPPES record confirms identity only.

How much does Marilyn Betty Mathew, DDS prescribe under Medicare Part D?

In 2024, Marilyn Betty Mathew, DDS had 37 Medicare Part D claims for 16 beneficiaries; the average among general practice dentistry prescribers was 83. 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.