NPPES file of Aug 9, 2026

Matthew W. Carroll, MD

Infectious Disease Physician · Bath, ME

Matthew W. Carroll, MD is an infectious disease physician with a practice address in Bath, Maine, and NPI 1104006691, issued on Nov 13, 2007. Check the license (Maine MD14698, as entered in NPPES) on the Maine Board of Licensure in Medicine; 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
1104006691
Name
Matthew W. Carroll
Credential
MD
Primary taxonomy
Infectious Disease Physician 207RI0200X
License number
MD14698 ME
Self-reported in NPPES; status is on the state search
Practice location
4 East LN, Bath, ME 04530
Phone
(202) 549-0141
Enumerated
Nov 13, 2007
Record last updated
Nov 15, 2022
Medicare enrollment
Enrolled (PECOS I20050628000137); 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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Verify Matthew W. Carroll in five checks

  1. 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
  2. 2LicenseActive license and public ordersMaine Board of Licensure in Medicine
    Search for license MD14698
    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
Open 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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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).

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).

Infectious Disease Physician providers in Maine

There are 35 infectious disease physician records in Maine.

Other infectious disease physician records in Maine

  1. Mark Abel, MD MPHBangor, ME1922483718
  2. Leyla Azis, MDSouth Portland, ME1487871414
  3. Timothy BorelliAugusta, ME1861567141
  4. Thomas Courtney, M.D.Biddeford, ME1043290257
  5. Daniel Diekema, MDSouth Portland, ME1104801489
  6. Imad Durra, MDLewiston, ME1891716155
  7. Mark Eggena, MDRockport, ME1235108580
  8. Mohamedazhar Gangat, M.D.Bangor, ME1295099208
  9. Rebekah Gass, M.D.Bangor, ME1457538563
  10. Peter Gonnella, M.D.Rockport, ME1619073236

Common questions

What is Matthew W. Carroll, MD's NPI number?

Matthew W. Carroll, MD's National Provider Identifier (NPI) is 1104006691, issued on Nov 13, 2007. An NPI identifies a provider in billing; it is not a license.

Where is Matthew W. Carroll, MD located?

The NPPES record lists a practice address at 4 East LN, Bath, ME, 04530. Phone: (202) 549-0141. Providers update this record themselves, so call before visiting.

How can I verify Matthew W. Carroll, MD's license?

NPPES lists Maine license number MD14698, as entered by the provider. Search the Maine Board of Licensure in Medicine at https://www.maine.gov/md/. The NPPES record confirms identity only; the state search shows license status, expiration and public orders.

What is Matthew W. Carroll, MD'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.