NPPES file of Aug 9, 2026

William James Kasper

Nurse Practitioner · Raleigh, NC

William James Kasper is a nurse practitioner with a practice address in Raleigh, North Carolina, and NPI 1952190555, issued on May 1, 2025. Check the license (North Carolina 5022280, 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 · method · Verify with CMS →

NPPES recordNPPES file of Aug 9, 2026
1952190555
Name
William James Kasper
Primary taxonomy
Nurse Practitioner 363L00000X
License number
5022280 NC
Self-reported in NPPES; status is on the state search
Practice location
4420 Lake Boone Trl, Raleigh, NC 27607
Phone
(919) 784-3038
Enumerated
May 1, 2025
Record last updated
Jun 3, 2025
Medicare enrollment
Enrolled (PECOS I20251022000794); accepts Medicare assignment
Medical or professional school
Duke University School Of Medicine, 2025
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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Also registered at 4420 Lake Boone Trl

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

  1. Mariam Abboud, MDCritical Care Medicine (Internal Medicine) Physician1861835472
  2. Nita AbrahamAdult Health Nurse Practitioner1366934556
  3. John Adams, MDInternal Medicine Physician1316136575
  4. Marshall Ahearn, MD, MPHPediatrics Physician1215321419
  5. Deema Al-Ghandour, PAPhysician Assistant1053846667
  6. Asra Ali, M.D.Anesthesiology Physician1114138195

Verify William James Kasper 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 5022280    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

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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Bills Medicare through one group practice

  1. University OF North Carolina AT Chapel HillChapel Hill, NC

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

190 nurse practitioner records list a practice address in Raleigh

They are 190 of the 16,309 NPPES records with a practice address in Raleigh, and 4,524 nurse practitioner records in North Carolina.

All 190 in Raleigh → All 4,524 in North Carolina → Every provider in Raleigh →

Other nurse practitioner records in North Carolina

  1. Gwen Abdulhafid, NPSylva, NC1487046983
  2. Whitney Abel, NPWinston Salem, NC1134792211
  3. Irene Abella, NPDurham, NC1912371162
  4. Britney Abney, FNPCharlotte, NC1770109985
  5. Pamela Abraham, NPCharlotte, NC1528050440
  6. Lindsey Abrahamse, FNP-CMooresville, NC1821546011
  7. Laura Abramo, NPCharlotte, NC1457985129
  8. Darren Absher, NPDobson, NC1427039155
  9. Donna Acevedo, NPCharlotte, NC1306261268
  10. Jazmine Ackerman, FNP-CCharlotte, NC1174412902

Common questions

What is William James Kasper's NPI number?

William James Kasper's National Provider Identifier (NPI) is 1952190555, issued on May 1, 2025. An NPI identifies a provider in billing; it is not a license.

Where is William James Kasper located?

The NPPES record lists a practice address at 4420 Lake Boone Trl, Raleigh, NC, 27607. Phone: (919) 784-3038. Providers update this record themselves, so call before visiting.

How can I verify William James Kasper's license?

NPPES lists North Carolina license number 5022280, as entered by the provider. Search the North 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.