NPPES file of Aug 9, 2026

Benjamin Bruce Mailloux, MD

Family Medicine Physician · Belfast, ME

Benjamin Bruce Mailloux, MD is a family medicine physician with a practice address in Belfast, Maine, and NPI 1366545972, issued on Sep 7, 2006. Check the license (Maine 018083, 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 and 2024 · method · Verify with CMS →

NPPES recordNPPES file of Aug 9, 2026
1366545972
Name
Benjamin Bruce Mailloux
Credential
MD
Primary taxonomy
Family Medicine Physician 207Q00000X
License number
018083 ME
Self-reported in NPPES; status is on the state search
Practice location
16 Fahey St, Belfast, ME 04915
Phone
(207) 338-5440
Enumerated
Sep 7, 2006
Record last updated
Jan 14, 2010 (not updated in 16 years: call before relying on the address or phone)
Fax
(207) 338-6912
Medicare enrollment
Enrolled (PECOS I20091006000477); accepts Medicare assignment
Medical or professional school
Geisel School Of Medicine At Dartmouth, 2005
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 16 Fahey St

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

  1. Joseph Anderson, M.D.Pediatrics Physician1588756738
  2. David Crofoot, M.D.Surgery Physician1184624942
  3. James Delehanty, M.D.Internal Medicine Physician1184662439
  4. Kimberly MetcalfFamily Nurse Practitioner1326597154
  5. Paul Stewart, M.D.Specialist1821081852

Verify Benjamin Bruce Mailloux 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 018083
    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

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15% more Medicare Part D claims than the average family medicine physician in 2024

4,084 Medicare Part D claims for 319 beneficiaries, against an average of 3,544 among the 117,163 providers of this specialty who prescribed in Part D. Brand-name drugs were 13% of claims. 188 claims were for opioids.

  1. Benjamin Mailloux4,084
  2. Specialty average3,544

Most prescribed

  1. Lisinopril205 claims
  2. Atorvastatin Calcium187 claims
  3. Amlodipine Besylate152 claims
  4. Simvastatin132 claims
  5. Hydrochlorothiazide131 claims
  6. Metoprolol Succinate131 claims

Source: CMS Medicare Part D Prescribers by Provider and Drug, 2024 (data.cms.gov). Part D covers prescriptions for Medicare patients only; drugs with fewer than 11 claims are not published.

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. MainehealthBelfast, ME

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

18 family medicine physician records list a practice address in Belfast

They are 18 of the 393 NPPES records with a practice address in Belfast, and 1,172 family medicine physician records in Maine.

Other family medicine physician records in Maine

  1. Jeffrey Aalberg, MDFalmouth, ME1669400222
  2. Elizabeth Abbas, DOFarmington, ME1932588100
  3. Robert Abrams, M.D.Lubec, ME1720067010
  4. Andrea Abrell, DOAugusta, ME1558525188
  5. Justine Achille, MDGorham, ME1962962324
  6. Katie Adams, MDLincoln, ME1154764975
  7. Thomas Adams, MDSouthwest Harbor, ME1851331565
  8. Rebecca Adamson, MDLewiston, ME1912313982
  9. Constance Adler, M.D., F.A.A.F.P.Farmington, ME1487689675
  10. Devesh Agarwal, M.D.Lincoln, ME1710116876

Common questions

What is Benjamin Bruce Mailloux, MD's NPI number?

Benjamin Bruce Mailloux, MD's National Provider Identifier (NPI) is 1366545972, issued on Sep 7, 2006. An NPI identifies a provider in billing; it is not a license.

Where is Benjamin Bruce Mailloux, MD located?

The NPPES record lists a practice address at 16 Fahey St, Belfast, ME, 04915. Phone: (207) 338-5440. Providers update this record themselves, so call before visiting.

How can I verify Benjamin Bruce Mailloux, MD's license?

NPPES lists Maine license number 018083, 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.

How much does Benjamin Bruce Mailloux, MD prescribe under Medicare Part D?

In 2024, Benjamin Bruce Mailloux, MD had 4,084 Medicare Part D claims for 319 beneficiaries; the average among family medicine physician prescribers was 3,544. Part D covers Medicare prescriptions only.

What is Benjamin Bruce Mailloux, 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.