Registry data as of Aug 27, 2026

David Demby, FNP

Nurse Practitioner · Lancaster, SC

David Demby, FNP is a nurse practitioner with a practice address in Lancaster, South Carolina, and NPI 1396285557, issued on Mar 6, 2017. Check the license (South Carolina 20606, 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
1396285557
Name
David Demby
Credential
FNP
Primary taxonomy
Nurse Practitioner 363L00000X
License number
20606 SC
Self-reported in NPPES; status is on the state search
Practice location
1025 W Meeting St Ste 200, Lancaster, SC 29720
Phone
(803) 285-7414
Enumerated
Mar 6, 2017
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 1025 W Meeting St Ste 200

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

  1. Amy BaileyLicensed Practical Nurse1013404698
  2. Harley KenningtonNurse Practitioner1366269797
  3. Stephanie Purser, FNP-CNurse Practitioner1518749688
  4. Keith Shealy, M.D.Family Medicine Physician1578557153
  5. Emily Young, APNNurse Practitioner1215579040

Verify David Demby 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 20606
    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.

3.7 times the Medicare Part D claims of the average nurse practitioner in 2024

4,196 Medicare Part D claims for 479 beneficiaries, against an average of 1,144 among the 50,277 providers of this specialty who prescribed in Part D. Brand-name drugs were 12% of claims. 43 claims were for opioids.

  1. David Demby4,196
  2. Specialty average1,144

Most prescribed

  1. Atorvastatin Calcium162 claims
  2. Gabapentin142 claims
  3. Amlodipine Besylate141 claims
  4. Omeprazole114 claims
  5. Losartan Potassium112 claims
  6. Levothyroxine Sodium107 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: $263.86

14 payments, mostly food and beverage; the largest payer was Pfizer Inc.. The 36,168 providers of this specialty with any payment received $802.80 on average. Payments are reported by manufacturers, not by the provider, and are not a sign of wrongdoing.

  1. David Demby$263.86
  2. Specialty average$802.80

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

2 hospital and facility affiliations

  1. Healogics Specialty Physicians OF South Carolina LLCEasley, SC
  2. Liberty Doctors LLCLancaster, SC

Source: CMS Doctors and Clinicians affiliations; Hospital General Information (Care Compare) (data.cms.gov). Star ratings are CMS hospital ratings, not ratings of this provider.

15 nurse practitioner records list a Lancaster practice address

They are 15 of the 459 NPPES records with a Lancaster practice address, and 1,260 nurse practitioner records in South Carolina.

Other nurse practitioner records in South Carolina

  1. Connie Abbott, ARNP BCDue West, SC1568427540
  2. Margaret Acres, APRNGreenville, SC1700086840
  3. Erica Adams, FNP-BCLancaster, SC1659176048
  4. Jeremy Adams, FNP-CFort Mill, SC1568942696
  5. Mary Adler, NPCharleston, SC1760790075
  6. Ileen AikenGreenville, SC1861989147
  7. Sheryl Aiken, DNPMurrells Inlet, SC1902327554
  8. Tara Alewine, DNPCharleston, SC1316644875
  9. Ashley Alexander, APRNCharleston, SC1134668239
  10. Katina Alexander, FNP-CLaurens Sc, SC1851007868

Common questions

What is David Demby, FNP's NPI number?

David Demby, FNP's National Provider Identifier (NPI) is 1396285557, issued on Mar 6, 2017. An NPI identifies a provider in billing; it is not a license.

Where is David Demby, FNP located?

The NPPES record lists a practice address at 1025 W Meeting St Ste 200, Lancaster, SC, 29720. Phone: (803) 285-7414. Providers update this record themselves, so call before visiting.

How can I verify David Demby, FNP's license?

NPPES lists South Carolina license number 20606, as entered by the provider. Search the South Carolina board that licenses this profession; the NPPES record confirms identity only.

How much does David Demby, FNP prescribe under Medicare Part D?

In 2024, David Demby, FNP had 4,196 Medicare Part D claims for 479 beneficiaries; the average among nurse practitioner prescribers was 1,144. 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.