NPPES file of Aug 9, 2026

Margaret A. Gardiner, FNP

Family Nurse Practitioner · Lewiston, ME

Margaret A. Gardiner, FNP is a family nurse practitioner with a practice address in Lewiston, Maine, and NPI 1134468044, issued on Feb 13, 2013. Check the license (Maine CNP121118, 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 · Medicare files 2023 · method · Verify with CMS →

NPPES recordNPPES file of Aug 9, 2026
1134468044
Name
Margaret A. Gardiner
Credential
FNP
Primary taxonomy
Family Nurse Practitioner 363LF0000X
License numbers
CNP121118 ME
CNP ME
Self-reported in NPPES; status is on the state search
Practice location
15 Mollison Way, Lewiston, ME 04240
Phone
(207) 777-4440
Enumerated
Feb 13, 2013
Record last updated
Sep 16, 2017 (not updated in 9 years: call before relying on the address or phone)
Fax
(207) 777-8197
Medicare enrollment
Enrolled (PECOS I20130508000095); 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 15 Mollison Way

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

  1. Mina Assadollahzadeh, DOFamily Medicine Physician1487068698
  2. Jonathan Burnham, LMSW-CCClinical Social Worker1710768056
  3. Robin Dobrinick, FNPFamily Nurse Practitioner1710404769
  4. Matthew Harnden, FNP-CFamily Nurse Practitioner1417365099
  5. Carley Laverriere, FNPFamily Nurse Practitioner1558982215
  6. Jeffrey Michaud, DOFamily Medicine Physician1407885213

Verify Margaret A. Gardiner 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 CNP121118
    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

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The MIPS final score for 2023 (Medicare payment program): 98.1 of 100

The Merit-based Incentive Payment System score is reported for this clinician. Four categories are weighted into the final score; the average among 454,083 clinicians with a measured score was 83.5.

  1. Qualityout of 100 · 30% of the final score86.1
  2. Costnot scored (reweighted)
  3. Promoting interoperabilityout of 100 · 25%100.0
  4. Improvement activities40 of 40 points · 15%100.0

Source: CMS Quality Payment Program, MIPS performance year 2023; category weights for 2023 (qpp.cms.gov).

Margaret A. Gardiner among 1,274 family nurse practitioner records in Maine

Margaret A. Gardiner, FNP is one of 1,274 family nurse practitioner records with a practice address in Maine. 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 2013, is newer than 37% of them.

  • NPI issued2013 · 37% of these records are older, 60% newer
  • In a Medicare fileYes · 77% of these records are
  • In the CMS Doctors and Clinicians fileYes · 64% of these records are
  • Graduated2012 · median 2018 among the 811 with a school on file
  • Record last updated2017 · 46% of these records were not updated in five years or more

Source: CMS NPPES, file of Aug 9, 2026, every record with primary taxonomy 363LF0000X and a Maine practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).

68 family nurse practitioner records list a practice address in Lewiston

They are 68 of the 1,728 NPPES records with a practice address in Lewiston, and 1,274 family nurse practitioner records in Maine.

The 8 family nurse practitioner records with the nearest ZIP codes

  1. Sarah Adams, NPLewiston, ME 042401891933677
  2. Catherine Clement, NPLewiston, ME 042401437139698
  3. Lisa Decesare, NPLewiston, ME 042401922300870
  4. Lynn Dumont, NPLewiston, ME 042401366755928
  5. Tammy Gannaway, FNPLewiston, ME 042401376872606
  6. Candice Hammerton, NPLewiston, ME 042401558306910
  7. Carrissa Hankins, FNP-CLewiston, ME 042401619203270
  8. Lisa Kelsen, FNP-BCLewiston, ME 042401609801729

Common questions

What is Margaret A. Gardiner, FNP's NPI number?

Margaret A. Gardiner, FNP's National Provider Identifier (NPI) is 1134468044, issued on Feb 13, 2013. An NPI identifies a provider in billing; it is not a license.

Where is Margaret A. Gardiner, FNP located?

The NPPES record lists a practice address at 15 Mollison Way, Lewiston, ME, 04240. Phone: (207) 777-4440. Providers update this record themselves, so call before visiting.

How can I verify Margaret A. Gardiner, FNP's license?

NPPES lists Maine license number CNP121118, as entered by the provider. Search the Maine board that licenses this profession; the NPPES record confirms identity only.

What is Margaret A. Gardiner, FNP's MIPS final score?

The 2023 MIPS final score is 98.1 of 100. The average among 454,083 clinicians with a measured score was 83.5.

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.