NPPES file of Aug 9, 2026

Brynnan Elizabeth Warren, FNP-C

Primary Care Nurse Practitioner · Cary, NC

Brynnan Elizabeth Warren, FNP-C is a primary care nurse practitioner with a practice address in Cary, North Carolina, and NPI 1144096496, issued on Nov 28, 2023. Check the license (North Carolina F11230464, 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
1144096496
Name
Brynnan Elizabeth Warren
Credential
FNP-C
Primary taxonomy
Primary Care Nurse Practitioner 363LP2300X
License number
F11230464 NC
Self-reported in NPPES; status is on the state search
Practice location
100 Duke Health Cary PL Ste 230, Cary, NC 27519
Phone
(919) 385-4450
Enumerated
Nov 28, 2023
Record last updated
Mar 26, 2025
Medicare enrollment
Enrolled (PECOS I20240318001851); accepts Medicare assignment
Telehealth
Offers telehealth (CMS)
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 100 Duke Health Cary PL Ste 230

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

  1. Jacqueline Hartigan, NPFamily Nurse Practitioner1598881245
  2. Alexa Waters, MDFamily Medicine Physician1467959833

Verify Brynnan Elizabeth Warren 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 F11230464
    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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91% fewer Medicare Part D claims than the average primary care nurse practitioner in 2024

137 Medicare Part D claims for 55 beneficiaries, against an average of 1,492 among the 5,992 providers of this specialty who prescribed in Part D. Brand-name drugs were 15% of claims.

  1. Brynnan Warren137
  2. Specialty average1,492

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.

Bills Medicare through one group practice

  1. Duke University Affiliated Physicians, Inc.Durham, NC

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

Brynnan Elizabeth Warren among 347 primary care nurse practitioner records in North Carolina

Brynnan Elizabeth Warren, FNP-C is one of 347 primary care nurse practitioner records with a practice address in North Carolina. 73% of them appear in a Medicare file (Part D prescribing, MIPS, Open Payments or Medicare group billing); this one does. Its NPI, issued in 2023, is newer than 69% of them.

  • NPI issued2023 · 69% of these records are older, 21% newer
  • In a Medicare fileYes · 73% of these records are
  • In the CMS Doctors and Clinicians fileYes · 50% of these records are
  • Graduated2023 · median 2021 among the 173 with a school on file
  • Record last updated2025 · 32% of these records were not updated in five years or more

Source: CMS NPPES, file of Aug 9, 2026, every record with primary taxonomy 363LP2300X and a North Carolina practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).

Primary Care Nurse Practitioner providers in North Carolina

There are 347 primary care nurse practitioner records in North Carolina.

The 8 primary care nurse practitioner records with the nearest ZIP codes

  1. Anu Boby, FNPCary, NC 275191720723000
  2. Princy Raju, NPCary, NC 275191548837651
  3. Arbaz Ahmad, NPCary, NC 275181861171670
  4. Latoya Buchanan, FNP-BCClayton, NC 275201225464043
  5. Shinu EliasCary, NC 275181770076861
  6. Sarah Kim, AGPCNP-BCCary, NC 275181154954154
  7. Julie McCanch, FNP-CClayton, NC 275201013835719
  8. Shiny Samuel, NPCary, NC 275181689170375

Common questions

What is Brynnan Elizabeth Warren, FNP-C's NPI number?

Brynnan Elizabeth Warren, FNP-C's National Provider Identifier (NPI) is 1144096496, issued on Nov 28, 2023. An NPI identifies a provider in billing; it is not a license.

Where is Brynnan Elizabeth Warren, FNP-C located?

The NPPES record lists a practice address at 100 Duke Health Cary PL Ste 230, Cary, NC, 27519. Phone: (919) 385-4450. Providers update this record themselves, so call before visiting.

How can I verify Brynnan Elizabeth Warren, FNP-C's license?

NPPES lists North Carolina license number F11230464, as entered by the provider. Search the North Carolina board that licenses this profession; the NPPES record confirms identity only.

How much does Brynnan Elizabeth Warren, FNP-C prescribe under Medicare Part D?

In 2024, Brynnan Elizabeth Warren, FNP-C had 137 Medicare Part D claims for 55 beneficiaries; the average among primary care nurse practitioner prescribers was 1,492. 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.