NPPES file of Aug 9, 2026

Brian Fenn, CRNA

Certified Registered Nurse Anesthetist · Plymouth, MA

Brian Fenn, CRNA is a certified registered nurse anesthetist with a practice address in Plymouth, Massachusetts, and NPI 1891779732, issued on Dec 5, 2005. Check the license (Massachusetts RN174475, 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
1891779732
Name
Brian Fenn
Credential
CRNA
Primary taxonomy
Certified Registered Nurse Anesthetist 367500000X
License numbers
RN174475 MA
062441-23 NH
Self-reported in NPPES; status is on the state search
Practice location
275 Sandwich St, Plymouth, MA 02360
Phone
(508) 746-2000
Enumerated
Dec 5, 2005
Record last updated
Jan 4, 2023
Medicaid IDs
0810500 OH
3134668 NH
74382060 KY
200419580 IN
Medicare enrollment
Enrolled (PECOS I20160523001286); 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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8 nearest certified registered nurse anesthetist records → All 1,342 in Massachusetts → Look up another NPI →

Also registered at 275 Sandwich St

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

  1. Charbel Abou Rjeily, MDInternal Medicine Physician1710175583
  2. Caroline Alpert, M.D.Internal Medicine Physician1831177260
  3. Ahmad AmmousHospitalist Physician1083119549
  4. Andis BalaNurse Practitioner1770154494
  5. Ronald Bardawil, M.D.Anatomic Pathology & Clinical Pathology Physician1336118595
  6. Randy BarnhardCertified Registered Nurse Anesthetist1811373855

Verify Brian Fenn 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 RN174475    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. Winchester Anesthesia Associates, IncWinchester, MA

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

Brian Fenn among 1,342 certified registered nurse anesthetist records in Massachusetts

Brian Fenn, CRNA is one of 1,342 certified registered nurse anesthetist records with a practice address in Massachusetts. 77% of them appear in a Medicare file (Part D prescribing, MIPS, Open Payments or Medicare group billing); this one does. Its NPI, issued in 2005, is newer than 0% of them.

  • NPI issued2005 · 0% of these records are older, 95% newer
  • In a Medicare fileYes · 77% of these records are
  • In the CMS Doctors and Clinicians fileYes · 75% of these records are
  • Graduated1985 · median 2013 among the 1,006 with a school on file
  • Record last updated2023 · 59% of these records were not updated in five years or more

Source: CMS NPPES, file of Aug 9, 2026, every record with primary taxonomy 367500000X and a Massachusetts practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).

26 certified registered nurse anesthetist records list a practice address in Plymouth

They are 26 of the 1,954 NPPES records with a practice address in Plymouth, and 1,342 certified registered nurse anesthetist records in Massachusetts.

All 1,342 in Massachusetts → Every provider in Plymouth → Certified Registered Nurse Anesthetist nationwide →

The 8 certified registered nurse anesthetist records with the nearest ZIP codes

  1. Diane Bauer, CRNAPlymouth, MA 023601215010608
  2. Kenneth Castle, CRNAPlymouth, MA 023601649245853
  3. Kevin Doherty, CRNAPlymouth, MA 023601689737850
  4. Robert Gauvin, CRNAPlymouth, MA 023601023083243
  5. Victoria Gohh, CRNAPlymouth, MA 023601104884527
  6. Judith Hildreth, CRNAPlymouth, MA 023601841384369
  7. Leo Leone, CRNAPlymouth, MA 023601760565014
  8. Patrick Linehan, CRNAPlymouth, MA 023601013090612

Common questions

What is Brian Fenn, CRNA's NPI number?

Brian Fenn, CRNA's National Provider Identifier (NPI) is 1891779732, issued on Dec 5, 2005. An NPI identifies a provider in billing; it is not a license.

Where is Brian Fenn, CRNA located?

The NPPES record lists a practice address at 275 Sandwich St, Plymouth, MA, 02360. Phone: (508) 746-2000. Providers update this record themselves, so call before visiting.

How can I verify Brian Fenn, CRNA's license?

NPPES lists Massachusetts license number RN174475, 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.

Written with AI tools from the named public files; every figure is computed from those files (how it is made).

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.