NPPES file of Aug 9, 2026

William Porter, DDS

Dentist · Fayetteville, AR

William Porter, DDS is a dentist with a practice address in Fayetteville, Arkansas, and NPI 1326580051, issued on Nov 11, 2016. Check the license (Arkansas 4138, as entered in NPPES) with the Arkansas 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
1326580051
Name
William Porter
Credential
DDS
Primary taxonomy
Dentist 122300000X
License number
4138 AR
Self-reported in NPPES; status is on the state search
Practice location
2868 W Martin Luther King Blvd, Fayetteville, AR 72704
Phone
(479) 249-8181
Enumerated
Nov 11, 2016
Record last updated
Nov 11, 2016 (not updated in 10 years: call before relying on the address or phone)
Fax
(479) 249-8182
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 2868 W Martin Luther King Blvd

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

  1. Matthew CampDentist1548610942
  2. Emily Steininger, D.D.S.General Practice Dentistry1588952949
  3. Justin White, DDSGeneral Practice Dentistry1982921920

Verify William Porter in five checks

  1. 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
  2. 2LicenseActive license and public ordersWhich Arkansas board licenses this profession
    Search for license 4138
    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
Find the Arkansas 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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7% more Medicare Part D claims than the average dentist in 2024

92 Medicare Part D claims for 52 beneficiaries, against an average of 86 among the 51,021 providers of this specialty who prescribed in Part D. Brand-name drugs were 0% of claims.

  1. William Porter92
  2. Specialty average86

Most prescribed

  1. Amoxicillin69 claims
  2. Clindamycin Hcl12 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.

William Porter among 522 dentist records in Arkansas

William Porter, DDS is one of 522 dentist records with a practice address in Arkansas. 69% of them appear in a Medicare file (Part D prescribing, MIPS, Open Payments or Medicare group billing); this one does. Its NPI, issued in 2016, is newer than 66% of them.

  • NPI issued2016 · 66% of these records are older, 30% newer
  • In a Medicare fileYes · 69% of these records are
  • In the CMS Doctors and Clinicians fileNo · under 1% of these records are
  • Record last updated2016 · 70% of these records were not updated in five years or more

Source: CMS NPPES, file of Aug 9, 2026, every record with primary taxonomy 122300000X and a Arkansas practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).

Dentist providers in Arkansas

There are 522 dentist records in Arkansas.

The 8 dentist records with the nearest ZIP codes

  1. Matthew CampFayetteville, AR 727041548610942
  2. Donald Chaney, DDSFayetteville, AR 727041588773436
  3. Gary Guthrie, DDSFayetteville, AR 727041114937323
  4. Mackenzie Roblee, DDSFayetteville, AR 727041831684513
  5. Iyamilet Vargas Alvarez, DDSFayetteville, AR 727041518703123
  6. Waqas Ahmad, DDSFayetteville, AR 727031538542261
  7. Holly Bennett, DMDFayetteville, AR 727031528554300
  8. Joshua Brudi, DDSFayetteville, AR 727031144920471

Common questions

What is William Porter, DDS's NPI number?

William Porter, DDS's National Provider Identifier (NPI) is 1326580051, issued on Nov 11, 2016. An NPI identifies a provider in billing; it is not a license.

Where is William Porter, DDS located?

The NPPES record lists a practice address at 2868 W Martin Luther King Blvd, Fayetteville, AR, 72704. Phone: (479) 249-8181. Providers update this record themselves, so call before visiting.

How can I verify William Porter, DDS's license?

NPPES lists Arkansas license number 4138, as entered by the provider. Search the Arkansas board that licenses this profession; the NPPES record confirms identity only.

How much does William Porter, DDS prescribe under Medicare Part D?

In 2024, William Porter, DDS had 92 Medicare Part D claims for 52 beneficiaries; the average among dentist prescribers was 86. 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.