NPPES file of Aug 9, 2026

Elizabeth Salko Grenier, RN, CRNA

Certified Registered Nurse Anesthetist · Portland, ME

Elizabeth Salko Grenier, RN, CRNA is a certified registered nurse anesthetist with a practice address in Portland, Maine, and NPI 1427549997, issued on May 21, 2018. Check the license (Maine 125355, as entered in NPPES) with the Maine 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
1427549997
Name
Elizabeth Salko Grenier
Credential
RN, CRNA
Primary taxonomy
Certified Registered Nurse Anesthetist 367500000X
License number
125355 ME
Self-reported in NPPES; status is on the state search
Practice location
22 Bramhall St, Portland, ME 04102
Phone
(207) 661-5410
Enumerated
May 21, 2018
Record last updated
Jun 17, 2019 (not updated in 7 years: call before relying on the address or phone)
Medicaid ID
367500000X ME
Medicare enrollment
Enrolled (PECOS I20190712002176); 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 534 in Maine → Look up another NPI →

Also registered at 22 Bramhall St

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

  1. Jessica Abbatiello, NP-CFamily Nurse Practitioner1871811737
  2. Ruslan Abdukalikov, DOAnesthesiology Physician1831694793
  3. Tod Abrahams, M.D.Diagnostic Radiology Physician1538231642
  4. Joshua Abrams, PA-CSurgical Physician Assistant1932832128
  5. Christopher Abruzzese, D.OAnesthesiology Physician1558789305
  6. Haley Acker, PA-CPhysician Assistant1972167377

Verify Elizabeth Salko Grenier in five checks

  1. 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
  2. 2LicenseActive license and public ordersWhich Maine board licenses this profession
    Search for license 125355    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 Maine 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. Mercy HospitalPortland, ME

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

Elizabeth Salko Grenier among 534 certified registered nurse anesthetist records in Maine

Elizabeth Salko Grenier, RN, CRNA is one of 534 certified registered nurse anesthetist records with a practice address in Maine. 76% of them appear in a Medicare file (Part D prescribing, MIPS, Open Payments or Medicare group billing); this one does. Its NPI, issued in 2018, is newer than 74% of them.

  • NPI issued2018 · 74% of these records are older, 23% newer
  • In a Medicare fileYes · 76% of these records are
  • In the CMS Doctors and Clinicians fileYes · 74% of these records are
  • Graduated2019 · median 2014 among the 395 with a school on file
  • Record last updated2019 · 57% 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 Maine practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).

232 certified registered nurse anesthetist records list a practice address in Portland

They are 232 of the 6,022 NPPES records with a practice address in Portland, and 534 certified registered nurse anesthetist records in Maine.

All 534 in Maine → Every provider in Portland → Certified Registered Nurse Anesthetist nationwide →

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

  1. Christopher Daggett, CRNAPortland, ME 041021619951787
  2. Paul Dionne, CRNAPortland, ME 041021528161312
  3. Karen Donovan, CRNAPortland, ME 041021487757282
  4. Shelly Fisher, CRNAPortland, ME 041021912952839
  5. Rex Huber, CRNAPortland, ME 041021023082831
  6. Anne Karczewski, CRNAPortland, ME 041021770534448
  7. Suzanne Maynard, CRNAPortland, ME 041021386641355
  8. Claire Miner, RN, BSN,CRNAPortland, ME 041021750324851

Common questions

What is Elizabeth Salko Grenier, RN, CRNA's NPI number?

Elizabeth Salko Grenier, RN, CRNA's National Provider Identifier (NPI) is 1427549997, issued on May 21, 2018. An NPI identifies a provider in billing; it is not a license.

Where is Elizabeth Salko Grenier, RN, CRNA located?

The NPPES record lists a practice address at 22 Bramhall St, Portland, ME, 04102. Phone: (207) 661-5410. Providers update this record themselves, so call before visiting.

How can I verify Elizabeth Salko Grenier, RN, CRNA's license?

NPPES lists Maine license number 125355, as entered by the provider. Search the Maine 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.