NPPES file of Aug 9, 2026

Margie Guillory, AGCNS-BC

Gerontology Clinical Nurse Specialist · Boston, MA

Margie Guillory, AGCNS-BC is a gerontology clinical nurse specialist with a practice address in Boston, Massachusetts, and NPI 1194584789, issued on Mar 15, 2024. Check the license with the Massachusetts 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
1194584789
Name
Margie Guillory
Credential
AGCNS-BC
Primary taxonomy
Gerontology Clinical Nurse Specialist 364SG0600X
License number
0024185845 VA
Self-reported in NPPES; status is on the state search
Practice location
450 Brookline Ave, Boston, MA 02215
Phone
(504) 458-7123
Enumerated
Mar 15, 2024
Record last updated
Mar 15, 2024
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 450 Brookline Ave

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

  1. Gregory Abel, MDHematology & Oncology Physician1285611954
  2. Lara Abousamra, PHARMDPharmacist Clinician (PhC)/ Clinical Pharmacy Specialist1851183404
  3. Karley Adams, PAPhysician Assistant1578261764
  4. Lauren Adams, PA-CPhysician Assistant1902763469
  5. Ana Aguilar-Bonilla, M.D.Pediatric Hematology & Oncology Physician1023319761
  6. Andrew Aguirre, MD, PHDMedical Oncology Physician1609071208

Verify Margie Guillory in five checks

  1. 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
  2. 2LicenseActive license and public ordersWhich Massachusetts board licenses this professionCheck 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 Massachusetts license search

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Industry payments in 2024: $462.09

4 payments; by number, the most common kind was food and beverage; the largest payer was Genmab U.S., Inc. The 107 providers of this specialty with any payment received $757.80 on average. Payments are reported by manufacturers, not by the provider, and are not a sign of wrongdoing.

  1. Margie Guillory$462.09
  2. Specialty average$757.80

Source: CMS Open Payments, program year 2024 (openpaymentsdata.cms.gov); average among providers of this specialty with at least one payment.

Gerontology Clinical Nurse Specialist providers in Massachusetts

There are 5 gerontology clinical nurse specialist records in Massachusetts.

Other gerontology clinical nurse specialist records in Massachusetts

  1. Claire Franks, NPNeedham, MA1316108137
  2. Barbara Hayes, GCNS-BCBedford, MA1457661852
  3. Amy Krupski, CNPQuincy, MA1366825838
  4. Heather Vallent, RN, CNSBoston, MA1275210098

Common questions

What is Margie Guillory, AGCNS-BC's NPI number?

Margie Guillory, AGCNS-BC's National Provider Identifier (NPI) is 1194584789, issued on Mar 15, 2024. An NPI identifies a provider in billing; it is not a license.

Where is Margie Guillory, AGCNS-BC located?

The NPPES record lists a practice address at 450 Brookline Ave, Boston, MA, 02215. Phone: (504) 458-7123. Providers update this record themselves, so call before visiting.

How can I verify Margie Guillory, AGCNS-BC's license?

Search the Massachusetts 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.

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.