NPPES file of Aug 9, 2026

Casey Dennis, FNP-C

Family Nurse Practitioner · Darlington, SC

Casey Dennis, FNP-C is a family nurse practitioner with a practice address in Darlington, South Carolina, and NPI 1578333696, issued on Jan 9, 2024. Check the license (South Carolina F01240108, 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
1578333696
Name
Casey Dennis
Credential
FNP-C
Primary taxonomy
Family Nurse Practitioner 363LF0000X
License number
F01240108 SC
Self-reported in NPPES; status is on the state search
Practice location
201 Cashua St, Darlington, SC 29532
Phone
(843) 393-7452
Enumerated
Jan 9, 2024
Record last updated
May 8, 2024
Medicaid ID
NN0165 SC
Medicare enrollment
Enrolled (PECOS I20240326001915); accepts Medicare assignment
Entity
Type 1 · individual
Public record from CMS NPPES (open it on the CMS NPI Registry). Enrollment, assignment, school and telehealth: CMS Doctors and Clinicians file, Aug 2026. A record is not a license: verify it with the state board.
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8 nearest family nurse practitioner records → All 4,320 in South Carolina → Look up another NPI →

Also registered at 201 Cashua St

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

  1. Geneva Addison, APRNFamily Nurse Practitioner1649914680
  2. Lauren Barberan, FNP-CFamily Nurse Practitioner1558892778
  3. Valorie Barrett, D.N.P., APRN, FNP-BCFamily Nurse Practitioner1265849392
  4. Sara Boulware, PHARMACISTPharmacist Clinician (PhC)/ Clinical Pharmacy Specialist1326551326
  5. Alice Caldwell, RN, FNP-CFamily Nurse Practitioner1558587725
  6. Alexander Cohen, MDFamily Medicine Physician1962483958

Verify Casey Dennis 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 F01240108    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.

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50% more Medicare Part D claims than the average family nurse practitioner in 2024

1,963 Medicare Part D claims for 259 beneficiaries, against an average of 1,305 among the 140,557 providers of this specialty who prescribed in Part D. 41 claims were for opioids.

  1. Casey Dennis1,963
  2. Specialty average1,305

Most prescribed

  1. Atorvastatin Calcium76 claims
  2. Amlodipine Besylate64 claims
  3. Fluticasone Propionate56 claims
  4. Lisinopril54 claims
  5. Gabapentin47 claims
  6. Prednisone39 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: $180.75

9 payments; by number, the most common kind was food and beverage; the largest payer was Corcept Therapeutics. The 99,489 providers of this specialty with any payment received $650.95 on average. Payments are reported by manufacturers, not by the provider, and are not a sign of wrongdoing.

  1. Casey Dennis$180.75
  2. Specialty average$650.95

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

Bills Medicare through one group practice

  1. Genesis Healthcare, IncDarlington, SC

Source: CMS Doctors and Clinicians National Downloadable File (the group practices a clinician bills Medicare through) (data.cms.gov).

Casey Dennis among 4,320 family nurse practitioner records in South Carolina

Casey Dennis, FNP-C is one of 4,320 family nurse practitioner records with a practice address in South Carolina. 80% of them appear in a Medicare file (Part D prescribing, MIPS, Open Payments or Medicare group billing); this one does. Its NPI, issued in 2024, is newer than 87% of them.

  • NPI issued2024 · 87% of these records are older, 7% newer
  • In a Medicare fileYes · 80% of these records are
  • In the CMS Doctors and Clinicians fileYes · 61% of these records are
  • Graduated2023 · median 2018 among the 2,643 with a school on file
  • Record last updated2024 · 39% of these records were not updated in five years or more

Source: CMS NPPES, file of Aug 9, 2026, every record with primary taxonomy 363LF0000X and a South Carolina practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).

12 family nurse practitioner records list a practice address in Darlington

They are 12 of the 150 NPPES records with a practice address in Darlington, and 4,320 family nurse practitioner records in South Carolina.

All 4,320 in South Carolina → Every provider in Darlington → Family Nurse Practitioner nationwide →

The 8 family nurse practitioner records with the nearest ZIP codes

  1. Geneva Addison, APRNDarlington, SC 295321649914680
  2. Lauren Barberan, FNP-CDarlington, SC 295321558892778
  3. Valorie Barrett, D.N.P., APRN, FNP-BCDarlington, SC 295321265849392
  4. Alice Caldwell, RN, FNP-CDarlington, SC 295321558587725
  5. Wesley Davis, APRN-BCDarlington, SC 295321265058069
  6. Melissa FelderDarlington, SC 295321386002152
  7. Trevonda GeeDarlington, SC 295321649010208
  8. Dana Jones, APRN, FNP-CDarlington, SC 295321437652120

Common questions

What is Casey Dennis, FNP-C's NPI number?

Casey Dennis, FNP-C's National Provider Identifier (NPI) is 1578333696, issued on Jan 9, 2024. An NPI identifies a provider in billing; it is not a license.

Where is Casey Dennis, FNP-C located?

The NPPES record lists a practice address at 201 Cashua St, Darlington, SC, 29532. Phone: (843) 393-7452. Providers update this record themselves, so call before visiting.

How can I verify Casey Dennis, FNP-C's license?

NPPES lists South Carolina license number F01240108, as entered by the provider. Search the South Carolina board that licenses this profession; the NPPES record confirms identity only.

How much does Casey Dennis, FNP-C prescribe under Medicare Part D?

In 2024, Casey Dennis, FNP-C had 1,963 Medicare Part D claims for 259 beneficiaries; the average among family nurse practitioner prescribers was 1,305. 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.

Written with AI tools from the named public files; every figure is computed from those files (how it is made).

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.