NPPES file of Aug 9, 2026

Karen O'Neill Casey, NP

Nurse Practitioner · Brevard, NC

Karen O'Neill Casey, NP is a nurse practitioner with a practice address in Brevard, North Carolina, and NPI 1639334469, issued on Jul 21, 2008. Check the license (North Carolina 5004027, 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 2023 and 2024 · method · Verify with CMS →

NPPES recordNPPES file of Aug 9, 2026
1639334469
Name
Karen O'Neill Casey
Credential
NP
Primary taxonomy
Nurse Practitioner 363L00000X
License number
5004027 NC
Self-reported in NPPES; status is on the state search
Practice location
260 Hospital Dr, Brevard, NC 28712
Phone
(828) 883-5330
Enumerated
Jul 21, 2008
Record last updated
Mar 17, 2018 (not updated in 8 years: call before relying on the address or phone)
Fax
(828) 883-5242
Medicare enrollment
Enrolled (PECOS I20140506001033); accepts Medicare assignment
Medical or professional school
Vanderbilt University School Of Medicine, 2007
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 260 Hospital Dr

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

  1. Robert AamodtSurgical Assistant1841940681
  2. Kristy Aiken, FNP-CNurse Practitioner1164200432
  3. Sharon Asbury, RPHPharmacist1871919407
  4. Joseph Cohen, MDEmergency Medicine Physician1497733141
  5. Randall CopeInternal Medicine Physician1215040613
  6. Isobel Cordero, CRNACertified Registered Nurse Anesthetist1669498226

Verify Karen O'Neill Casey 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 5004027
    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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77% fewer Medicare Part D claims than the average nurse practitioner in 2024

259 Medicare Part D claims for 191 beneficiaries, against an average of 1,109 among the 54,319 providers of this specialty who prescribed in Part D. 40 claims were for opioids.

  1. Karen Casey259
  2. Specialty average1,109

Most prescribed

  1. Ondansetron Odt28 claims
  2. Cefadroxil25 claims
  3. Hydrocodone-Acetaminophen20 claims
  4. Cefdinir19 claims
  5. Sulfamethoxazole-Trimethoprim14 claims
  6. Ciprofloxacin Hcl13 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.

No measured MIPS final score for 2023

CMS assigned the neutral MIPS final score of 75 without scoring Quality, Cost, Promoting Interoperability or Improvement Activities. It is an administrative threshold, so PlainDoctor does not compare it with measured clinicians.

Source: CMS Quality Payment Program, MIPS performance year 2023, group reporting; category weights for 2023 (qpp.cms.gov).

Bills Medicare through one group practice

  1. Wake Forest Emergency ProvidersHendersonville, NC

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

6 nurse practitioner records list a practice address in Brevard

They are 6 of the 357 NPPES records with a practice address in Brevard, and 4,524 nurse practitioner records in North Carolina.

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 Karen O'Neill Casey, NP's NPI number?

Karen O'Neill Casey, NP's National Provider Identifier (NPI) is 1639334469, issued on Jul 21, 2008. An NPI identifies a provider in billing; it is not a license.

Where is Karen O'Neill Casey, NP located?

The NPPES record lists a practice address at 260 Hospital Dr, Brevard, NC, 28712. Phone: (828) 883-5330. Providers update this record themselves, so call before visiting.

How can I verify Karen O'Neill Casey, NP's license?

NPPES lists North Carolina license number 5004027, as entered by the provider. Search the North Carolina board that licenses this profession; the NPPES record confirms identity only.

How much does Karen O'Neill Casey, NP prescribe under Medicare Part D?

In 2024, Karen O'Neill Casey, NP had 259 Medicare Part D claims for 191 beneficiaries; the average among nurse practitioner prescribers was 1,109. Part D covers Medicare prescriptions only.

What is Karen O'Neill Casey, NP's MIPS final score?

CMS assigned the neutral MIPS final score of 75 for 2023 without scoring any category, so it is not a measured result.

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.