NPPES file of Aug 9, 2026

Charles Varner Sink Stoner, PHARMD, CPP

Pharmacist Clinician (PhC)/ Clinical Pharmacy Specialist · Durham, NC

Charles Varner Sink Stoner, PHARMD, CPP is a pharmacist clinician (phc)/ clinical pharmacy specialist with a practice address in Durham, North Carolina, and NPI 1821828104, issued on Aug 2, 2024. Check the license (North Carolina 700539, as entered in NPPES) with the North 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
1821828104
Name
Charles Varner Sink Stoner
Credential
PHARMD, CPP
Primary taxonomy
Pharmacist Clinician (PhC)/ Clinical Pharmacy Specialist 1835P0018X
License number
700539 NC
Self-reported in NPPES; status is on the state search
Practice location
40 Duke Medicine Circle Clinic 2F/2G - Duke South, Durham, NC 27710
Phone
(919) 681-7971
Enumerated
Aug 2, 2024
Record last updated
Aug 2, 2024
Fax
(919) 385-9316
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 Charles Varner Sink Stoner in five checks

  1. 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
  2. 2LicenseActive license and public ordersWhich North Carolina board licenses this profession
    Search for license 700539
    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 North Carolina license search

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87% fewer Medicare Part D claims than the average pharmacist clinician (phc)/ clinical pharmacy specialist in 2024

33 Medicare Part D claims for 26 beneficiaries, against an average of 253 among the 1,614 providers of this specialty who prescribed in Part D. Brand-name drugs were 0% of claims.

  1. Charles Stoner33
  2. Specialty average253

Most prescribed

  1. Warfarin Sodium31 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.

Charles Varner Sink Stoner among 530 pharmacist clinician (phc)/ clinical pharmacy specialist records in North Carolina

Charles Varner Sink Stoner, PHARMD, CPP is one of 530 pharmacist clinician (phc)/ clinical pharmacy specialist records with a practice address in North Carolina. 19% 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, 8% newer
  • In a Medicare fileYes · 19% of these records are
  • In the CMS Doctors and Clinicians fileNo · 0% of these records are
  • Record last updated2024 · 46% of these records were not updated in five years or more

Source: CMS NPPES, file of Aug 9, 2026, every record with primary taxonomy 1835P0018X and a North Carolina practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).

Pharmacist Clinician (PhC)/ Clinical Pharmacy Specialist providers in North Carolina

There are 530 pharmacist clinician (phc)/ clinical pharmacy specialist records in North Carolina.

The 8 pharmacist clinician (phc)/ clinical pharmacy specialist records with the nearest ZIP codes

  1. Elizabeth Benedetti, PHARMD, CPPDurham, NC 277101437515236
  2. Sara BosekDurham, NC 277101568388593
  3. Nastaran Gharkholonarehe, PHARMDDurham, NC 277101578925152
  4. Dominique Gignac, PHARMDDurham, NC 277101790508687
  5. Kimberly Hodulik, PHARMDDurham, NC 277101679964985
  6. Chi HornikDurham, NC 277101366913030
  7. Sally McCollum, PHARMD, CPPDurham, NC 277101356732671
  8. Jenelle Montgomery, PHARMDDurham, NC 277101477079887

Common questions

What is Charles Varner Sink Stoner, PHARMD, CPP's NPI number?

Charles Varner Sink Stoner, PHARMD, CPP's National Provider Identifier (NPI) is 1821828104, issued on Aug 2, 2024. An NPI identifies a provider in billing; it is not a license.

Where is Charles Varner Sink Stoner, PHARMD, CPP located?

The NPPES record lists a practice address at 40 Duke Medicine Circle Clinic 2F/2G - Duke South, Durham, NC, 27710. Phone: (919) 681-7971. Providers update this record themselves, so call before visiting.

How can I verify Charles Varner Sink Stoner, PHARMD, CPP's license?

NPPES lists North Carolina license number 700539, as entered by the provider. Search the North Carolina board that licenses this profession; the NPPES record confirms identity only.

How much does Charles Varner Sink Stoner, PHARMD, CPP prescribe under Medicare Part D?

In 2024, Charles Varner Sink Stoner, PHARMD, CPP had 33 Medicare Part D claims for 26 beneficiaries; the average among pharmacist clinician (phc)/ clinical pharmacy specialist prescribers was 253. 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.