Registry data as of Aug 27, 2026

Holly Mangum, DMD

Dentist · Loris, SC

Holly Mangum, DMD is a dentist with a practice address in Loris, South Carolina, and NPI 1144483728, issued on Jul 3, 2008. Check the license (South Carolina 4487, 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
1144483728
Name
Holly Mangum
Credential
DMD
Primary taxonomy
Dentist 122300000X
License number
4487 SC
Self-reported in NPPES; status is on the state search
Practice location
4004 Bayboro St, Loris, SC 29569
Phone
(843) 756-2273
Enumerated
Jul 3, 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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Also registered at 4004 Bayboro St

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

  1. David Champion, D.D.S.Dentist1316054554
  2. April Dietz, DMDGeneral Practice Dentistry1508278128
  3. Joshua Duffy, D.M.D., M.S.General Practice Dentistry1508230012
  4. John Harvey, DMDDentist1740252758
  5. Edward Teal, DMDDentist1013988344

Verify Holly Mangum 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 4487
    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.

13% fewer Medicare Part D claims than the average dentist in 2024

78 Medicare Part D claims for 54 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. 14 claims were for opioids.

  1. Holly Mangum78
  2. Specialty average90

Most prescribed

  1. Amoxicillin39 claims
  2. Hydrocodone-Acetaminophen12 claims
  3. Clindamycin Hcl11 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: $42.76

1 payment, mostly food and beverage; the largest payer was Henry Schein, 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. Holly Mangum$42.76
  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.

6 dentist records list a Loris practice address

They are 6 of the 129 NPPES records with a Loris 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 Holly Mangum, DMD's NPI number?

Holly Mangum, DMD's National Provider Identifier (NPI) is 1144483728, issued on Jul 3, 2008. An NPI identifies a provider in billing; it is not a license.

Where is Holly Mangum, DMD located?

The NPPES record lists a practice address at 4004 Bayboro St, Loris, SC, 29569. Phone: (843) 756-2273. Providers update this record themselves, so call before visiting.

How can I verify Holly Mangum, DMD's license?

NPPES lists South Carolina license number 4487, as entered by the provider. Search the South Carolina board that licenses this profession; the NPPES record confirms identity only.

How much does Holly Mangum, DMD prescribe under Medicare Part D?

In 2024, Holly Mangum, DMD had 78 Medicare Part D claims for 54 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.