NPPES file of Aug 9, 2026

William Gilliard, DMD

Dentist · Moncks Corner, SC

William Gilliard, DMD is a dentist with a practice address in Moncks Corner, South Carolina, and NPI 1588729818, issued on Dec 27, 2006. Check the license (South Carolina 003735, 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, file of Aug 9, 2026 · Medicare files 2024 · method · Verify with CMS →

NPPES recordNPPES file of Aug 9, 2026
1588729818
Name
William Gilliard
Credential
DMD
Primary taxonomy
Dentist 122300000X
License number
003735 SC
Self-reported in NPPES; status is on the state search
Practice location
255 N Hwy 52, Moncks Corner, SC 29461
Phone
(843) 761-1600
Enumerated
Dec 27, 2006
Record last updated
Sep 5, 2017 (not updated in 9 years: call before relying on the address or phone)
Fax
(843) 761-3669
Medicaid ID
030502238 SC
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 Gilliard 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 003735
    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

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24% more Medicare Part D claims than the average dentist in 2024

107 Medicare Part D claims for 72 beneficiaries, against an average of 86 among the 51,021 providers of this specialty who prescribed in Part D.

  1. William Gilliard107
  2. Specialty average86

Most prescribed

  1. Amoxicillin37 claims
  2. Penicillin V Potassium26 claims
  3. Ibuprofen11 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: $5.54

1 payment: food and beverage; the largest payer was Align Technology, Inc. The 31,974 providers of this specialty with any payment received $540.36 on average. Payments are reported by manufacturers, not by the provider, and are not a sign of wrongdoing.

  1. William Gilliard$5.54
  2. Specialty average$540.36

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

William Gilliard among 1,124 dentist records in South Carolina

William Gilliard, DMD is one of 1,124 dentist 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 2006, is newer than 3% of them.

  • NPI issued2006 · 3% of these records are older, 79% 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 updated2017 · 64% 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 South Carolina practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).

7 dentist records list a practice address in Moncks Corner

They are 7 of the 604 NPPES records with a practice address in Moncks Corner, and 1,124 dentist records in South Carolina.

The 8 dentist records with the nearest ZIP codes

  1. Maggie Horton, DMDMoncks Corner, SC 294611265846489
  2. Terry Kunkle, DMDMoncks Corner, SC 294611528068236
  3. Terry Kunkle, DMDMoncks Corner, SC 294611134129927
  4. Zachary Payne, DDSMoncks Corner, SC 294611063143006
  5. Suzanne Powell, DMDMoncks Corner, SC 294611841496601
  6. Ashley Puthiyadam, DDSMoncks Corner, SC 294611992582365
  7. Charles Assey, D.M.D.Mount Pleasant, SC 294641487701249
  8. John Cagle, D.M.D.Mount Pleasant, SC 294641417047499

Common questions

What is William Gilliard, DMD's NPI number?

William Gilliard, DMD's National Provider Identifier (NPI) is 1588729818, issued on Dec 27, 2006. An NPI identifies a provider in billing; it is not a license.

Where is William Gilliard, DMD located?

The NPPES record lists a practice address at 255 N Hwy 52, Moncks Corner, SC, 29461. Phone: (843) 761-1600. Providers update this record themselves, so call before visiting.

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

NPPES lists South Carolina license number 003735, as entered by the provider. Search the South Carolina board that licenses this profession; the NPPES record confirms identity only.

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

In 2024, William Gilliard, DMD had 107 Medicare Part D claims for 72 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.