Registry data as of Aug 27, 2026

William Cox, DMD

Dentist · Surfside Beach, SC

William Cox, DMD is a dentist with a practice address in Surfside Beach, South Carolina, and NPI 1255598645, issued on May 22, 2008. Check the license (South Carolina 2019, as entered in NPPES) with the South Carolina board that licenses this profession; 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
1255598645
Name
William Cox
Credential
DMD
Primary taxonomy
Dentist 122300000X
License number
2019 SC
Self-reported in NPPES; status is on the state search
Practice location
1012 8TH Avenue Southwest, Surfside Beach, SC 29575
Phone
(843) 238-5645
Enumerated
May 22, 2008
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 William Cox in five checks

  1. 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
  2. 2LicenseActive license and public ordersWhich South Carolina board licenses this profession
    Search for license 2019
    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 South Carolina 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.

70% fewer Medicare Part D claims than the average dentist in 2024

27 Medicare Part D claims for 19 beneficiaries, against an average of 90 among the 51,502 providers of this specialty who prescribed in Part D. Brand-name drugs were 0% of claims.

  1. William Cox27
  2. Specialty average90

Most prescribed

  1. Amoxicillin20 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: $129.97

2 payments, mostly food and beverage; the largest payer was Zimvie Inc.. The 32,932 providers of this specialty with any payment received $579.61 on average. Payments are reported by manufacturers, not by the provider, and are not a sign of wrongdoing.

  1. William Cox$129.97
  2. Specialty average$579.61

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

2 dentist records list a Surfside Beach practice address

They are 2 of the 129 NPPES records with a Surfside Beach practice address, and 1,190 dentist records in South Carolina.

Other dentist records in South Carolina

  1. Austin Abellana, D.M.DWoodruff, SC1104370667
  2. Amelia Abercrombie, DMDSumter, SC1730602202
  3. Wilson Ackerman, DMDGreenwood, SC1225324080
  4. Alec Adams, DMDMyrtle Beach, SC1972155596
  5. Debra Adams, DMDMt Pleasant, SC1619359627
  6. Nina Adams, DMDLexington, SC1497680227
  7. Richard Adcook, DDSNorth Charleston, SC1982680229
  8. Sylvester Adu Boahene, DDSColumbia, SC1235391665
  9. Chika Agu, DDSLaurens, SC1962713602
  10. Sana Ahmad, DDSLexington, SC1790252757

Common questions

What is William Cox, DMD's NPI number?

William Cox, DMD's National Provider Identifier (NPI) is 1255598645, issued on May 22, 2008. An NPI identifies a provider in billing; it is not a license.

Where is William Cox, DMD located?

The NPPES record lists a practice address at 1012 8TH Avenue Southwest, Surfside Beach, SC, 29575. Phone: (843) 238-5645. Providers update this record themselves, so call before visiting.

How can I verify William Cox, DMD's license?

NPPES lists South Carolina license number 2019, as entered by the provider. Search the South Carolina board that licenses this profession; the NPPES record confirms identity only.

How much does William Cox, DMD prescribe under Medicare Part D?

In 2024, William Cox, DMD had 27 Medicare Part D claims for 19 beneficiaries; the average among dentist prescribers was 90. 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.