NPPES file of Aug 9, 2026

Hilary Koster, NP-C

Nurse Practitioner · Clemson, SC

Hilary Koster, NP-C is a nurse practitioner with a practice address in Clemson, South Carolina, and NPI 1144714544, issued on Jun 19, 2018. Check the license (South Carolina 22142, 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
1144714544
Name
Hilary Koster
Credential
NP-C
Primary taxonomy
Nurse Practitioner 363L00000X
License number
22142 SC
Self-reported in NPPES; status is on the state search
Practice location
101 Chapman Hill RD, Clemson, SC 29631
Phone
(864) 455-6900
Enumerated
Jun 19, 2018
Record last updated
Oct 1, 2018 (not updated in 8 years: call before relying on the address or phone)
Fax
(864) 455-6469
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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8 nearest nurse practitioner records → All 1,263 in South Carolina → Look up another NPI →

Also registered at 101 Chapman Hill RD

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

  1. Carrie AndersonSpeech-Language Pathologist1477082055
  2. Erin Cleveland, DPTPhysical Therapist1386202893
  3. Gopi Dandamudi, MDClinical Cardiac Electrophysiology Physician1356500946
  4. Kenneth Felder, PT, DPTPhysical Therapist1598294787
  5. Shannon GallowayNeurology Physical Therapist1093267403
  6. Stephanie Hoppe, AGACNP-BCAcute Care Nurse Practitioner1114771664

Verify Hilary Koster 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 22142    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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Industry payments in 2024: $27.76

1 payment: food and beverage; the largest payer was Mylan Specialty L.P. The 38,884 providers of this specialty with any payment received $791.64 on average. Payments are reported by manufacturers, not by the provider, and are not a sign of wrongdoing.

  1. Hilary Koster$27.76
  2. Specialty average$791.64

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

Hilary Koster among 1,263 nurse practitioner records in South Carolina

Hilary Koster, NP-C is one of 1,263 nurse practitioner records with a practice address in South Carolina. 76% of them appear in a Medicare file (Part D prescribing, MIPS, Open Payments or Medicare group billing); this one does. Its NPI, issued in 2018, is newer than 47% of them.

  • NPI issued2018 · 47% of these records are older, 45% newer
  • In a Medicare fileYes · 76% of these records are
  • In the CMS Doctors and Clinicians fileNo · 63% of these records are
  • Record last updated2018 · 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 363L00000X 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 nurse practitioner records list a practice address in Clemson

They are 7 of the 369 NPPES records with a practice address in Clemson, and 1,263 nurse practitioner records in South Carolina.

All 1,263 in South Carolina → Every provider in Clemson → Nurse Practitioner nationwide →

The 8 nurse practitioner records with the nearest ZIP codes

  1. Pattie Burriss, APRNClemson, SC 296311144229741
  2. Sena Shirley, NP-CClemson, SC 296311407139959
  3. Lisa Arthur-Banning, FNPClemson, SC 296341265679526
  4. Jennifer Esker, NPClemson, SC 296341558473819
  5. Kristie McDuffieClemson, SC 296341386015865
  6. Rosanne Pruitt, PHD, APRN,BCClemson, SC 296341013038298
  7. Alexis Robinson, NPAnderson, SC 296251790554269
  8. Connie Abbott, ARNP BCDue West, SC 296391568427540

Common questions

What is Hilary Koster, NP-C's NPI number?

Hilary Koster, NP-C's National Provider Identifier (NPI) is 1144714544, issued on Jun 19, 2018. An NPI identifies a provider in billing; it is not a license.

Where is Hilary Koster, NP-C located?

The NPPES record lists a practice address at 101 Chapman Hill RD, Clemson, SC, 29631. Phone: (864) 455-6900. Providers update this record themselves, so call before visiting.

How can I verify Hilary Koster, NP-C's license?

NPPES lists South Carolina license number 22142, as entered by the provider. Search the South Carolina board that licenses this profession; the NPPES record confirms identity 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.