NPPES file of Aug 9, 2026

Margaret L. Brewer, AGNPC

Gerontology Nurse Practitioner · Siler City, NC

Margaret L. Brewer, AGNPC is a gerontology nurse practitioner with a practice address in Siler City, North Carolina, and NPI 1750344651, issued on Apr 11, 2006. Check the license (North Carolina 600030, 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
1750344651
Name
Margaret L. Brewer
Credential
AGNPC
Primary taxonomy
Gerontology Nurse Practitioner 363LG0600X
License number
600030 NC
Self-reported in NPPES; status is on the state search
Practice location
421 N Holly Ave, Siler City, NC 27344
Phone
(919) 663-3360
Enumerated
Apr 11, 2006
Record last updated
Jul 12, 2013 (not updated in 13 years: call before relying on the address or phone)
Fax
(919) 663-2874
Medicaid IDs
8942792 NC
7000371 NC
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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Also registered at 421 N Holly Ave

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

  1. Mark Zeringue, MDInternal Medicine Physician1932160918

Verify Margaret L. Brewer 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 600030
    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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96% fewer Medicare Part D claims than the average gerontology nurse practitioner in 2024

53 Medicare Part D claims, against an average of 1,369 among the 6,165 providers of this specialty who prescribed in Part D.

  1. Margaret Brewer53
  2. Specialty average1,369

Most prescribed

  1. Enalapril Maleate12 claims
  2. Furosemide11 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.

Margaret L. Brewer among 317 gerontology nurse practitioner records in North Carolina

Margaret L. Brewer, AGNPC is one of 317 gerontology nurse practitioner records with a practice address in North Carolina. 72% of them appear in a Medicare file (Part D prescribing, MIPS, Open Payments or Medicare group billing); this one does. Its NPI, issued in 2006, is newer than 2% of them.

  • NPI issued2006 · 2% of these records are older, 87% newer
  • In a Medicare fileYes · 72% of these records are
  • In the CMS Doctors and Clinicians fileNo · 57% of these records are
  • Record last updated2013 · 36% of these records were not updated in five years or more

Source: CMS NPPES, file of Aug 9, 2026, every record with primary taxonomy 363LG0600X and a North Carolina practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).

2 gerontology nurse practitioner records list a practice address in Siler City

They are 2 of the 188 NPPES records with a practice address in Siler City, and 317 gerontology nurse practitioner records in North Carolina.

The 8 gerontology nurse practitioner records with the nearest ZIP codes

  1. Dorothy Efird, N.P.Siler City, NC 273441073671145
  2. Lakeesha Puryear, DNP,MSN, APRN,AGPCNPSanford, NC 273321295132470
  3. Elonda Brewington, AGNP-BC; NP-CSanford, NC 273301558058040
  4. Brandy Fowler, DNPThomasville, NC 273601598241721
  5. Chelsea Carlan, AGNPReidsville, NC 273201801563572
  6. Rhonda Lucas, NP-CReidsville, NC 273201609292127
  7. Ashley Presnell, AGPCNPReidsville, NC 273201568950830
  8. Megan Ribbing, NPPittsboro, NC 273121417427055

Common questions

What is Margaret L. Brewer, AGNPC's NPI number?

Margaret L. Brewer, AGNPC's National Provider Identifier (NPI) is 1750344651, issued on Apr 11, 2006. An NPI identifies a provider in billing; it is not a license.

Where is Margaret L. Brewer, AGNPC located?

The NPPES record lists a practice address at 421 N Holly Ave, Siler City, NC, 27344. Phone: (919) 663-3360. Providers update this record themselves, so call before visiting.

How can I verify Margaret L. Brewer, AGNPC's license?

NPPES lists North Carolina license number 600030, as entered by the provider. Search the North Carolina board that licenses this profession; the NPPES record confirms identity only.

How much does Margaret L. Brewer, AGNPC prescribe under Medicare Part D?

In 2024, Margaret L. Brewer, AGNPC had 53 Medicare Part D claims; the average among gerontology nurse practitioner prescribers was 1,369. 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.