NPPES file of Aug 9, 2026

Katherine Zeiger Brown, CRNA

Certified Registered Nurse Anesthetist · Portland, ME

Katherine Zeiger Brown, CRNA is a certified registered nurse anesthetist with a practice address in Portland, Maine, and NPI 1427718535, issued on Dec 30, 2021. Check the license (Maine RNA243069, 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
1427718535
Name
Katherine Zeiger Brown
Credential
CRNA
Primary taxonomy
Certified Registered Nurse Anesthetist 367500000X
License numbers
RNA243069 ME
398678 OH
60728387 WA
108744 WV
Self-reported in NPPES; status is on the state search
Practice location
22 Bramhall St, Portland, ME 04102
Phone
(207) 662-2526
Enumerated
Dec 30, 2021
Record last updated
Sep 30, 2024
Medicare enrollment
Enrolled (PECOS I20241001004007); 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 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 Katherine Zeiger Brown 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 RNA243069
    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. MainehealthPortland, ME

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

Katherine Zeiger Brown among 534 certified registered nurse anesthetist records in Maine

Katherine Zeiger Brown, 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 2021, is newer than 85% of them.

  • NPI issued2021 · 85% of these records are older, 12% newer
  • In a Medicare fileYes · 76% of these records are
  • In the CMS Doctors and Clinicians fileYes · 74% of these records are
  • Graduated2024 · median 2014 among the 395 with a school on file
  • Record last updated2024 · 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.

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 Katherine Zeiger Brown, CRNA's NPI number?

Katherine Zeiger Brown, CRNA's National Provider Identifier (NPI) is 1427718535, issued on Dec 30, 2021. An NPI identifies a provider in billing; it is not a license.

Where is Katherine Zeiger Brown, CRNA located?

The NPPES record lists a practice address at 22 Bramhall St, Portland, ME, 04102. Phone: (207) 662-2526. Providers update this record themselves, so call before visiting.

How can I verify Katherine Zeiger Brown, CRNA's license?

NPPES lists Maine license number RNA243069, 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.

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.