NPPES file of Aug 9, 2026

Marcia Geneva Gnagey, CRNA

Certified Registered Nurse Anesthetist · Concord, MA

Marcia Geneva Gnagey, CRNA is a certified registered nurse anesthetist with a practice address in Concord, Massachusetts, and NPI 1952384836, issued on Nov 23, 2005. Check the license (Massachusetts 167337, as entered in NPPES) 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 · method · Verify with CMS →

NPPES recordNPPES file of Aug 9, 2026
1952384836
Name
Marcia Geneva Gnagey
Credential
CRNA
Primary taxonomy
Certified Registered Nurse Anesthetist 367500000X
License numbers
167337 MA
4044402 KY
036764-23-11 NH
Self-reported in NPPES; status is on the state search
Practice location
133 Old Road TO 9 Acre Cor, Concord, MA 01742
Phone
(978) 287-3162
Enumerated
Nov 23, 2005
Record last updated
Aug 21, 2025
Medicare enrollment
Enrolled (PECOS I20251003002163); accepts Medicare assignment
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 133 Old Road TO 9 Acre Cor

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

  1. Marie Aguirre, PA-CPhysician Assistant1467281691
  2. Michelle Allanbrook, RNRegistered Nurse1053833905
  3. David Barash, M.D.Emergency Medicine Physician1699756296
  4. Joseph Bergen, D.O.Emergency Medicine Physician1518921972
  5. Seamus Bergen, RNPsychiatric/Mental Health Registered Nurse1528638467
  6. Tanya Bergen, LICSWMental Health Counselor1861742140

Verify Marcia Geneva Gnagey in five checks

  1. 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
  2. 2LicenseActive license and public ordersWhich Massachusetts board licenses this profession
    Search for license 167337
    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 Massachusetts 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 Louisville Physicians IncLouisville, KY

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

14 certified registered nurse anesthetist records list a practice address in Concord

They are 14 of the 1,078 NPPES records with a practice address in Concord, and 1,342 certified registered nurse anesthetist records in Massachusetts.

Other certified registered nurse anesthetist records in Massachusetts

  1. Amarys Abadie, CRNAWorcester, MA1992936843
  2. Juliet Aborn, REGISTERED NURSEBurlington, MA1932727930
  3. Marisa Abreu, CRNAWestwood, MA1154727493
  4. Michael Abreu, CRNAWeymouth, MA1407330848
  5. Sonja Adams-QuowNew Bedford, MA1487768925
  6. Carol Agostini, CRNAAttleboro, MA1841247301
  7. Judy Akpan, CRNABurlington, MA1144645128
  8. Ramy Al-Taweel, CRNAMethuen, MA1922626001
  9. Meigs Alden, C.R.N.A.Marshfield, MA1063451383
  10. Jorge Alzate, CRNAFramingham, MA1003200858

Common questions

What is Marcia Geneva Gnagey, CRNA's NPI number?

Marcia Geneva Gnagey, CRNA's National Provider Identifier (NPI) is 1952384836, issued on Nov 23, 2005. An NPI identifies a provider in billing; it is not a license.

Where is Marcia Geneva Gnagey, CRNA located?

The NPPES record lists a practice address at 133 Old Road TO 9 Acre Cor, Concord, MA, 01742. Phone: (978) 287-3162. Providers update this record themselves, so call before visiting.

How can I verify Marcia Geneva Gnagey, CRNA's license?

NPPES lists Massachusetts license number 167337, as entered by the provider. 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.