NPPES file of Aug 9, 2026

Alvin Mathew, DO

Hospitalist Physician · Portland, ME

Alvin Mathew, DO is a hospitalist physician with a practice address in Portland, Maine, and NPI 1275282147, issued on Mar 19, 2022. Check the license (Maine DO4182, 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 2024 · method · Verify with CMS →

NPPES recordNPPES file of Aug 9, 2026
1275282147
Name
Alvin Mathew
Credential
DO
Primary taxonomy
Hospitalist Physician 208M00000X
License number
DO4182 ME
Self-reported in NPPES; status is on the state search
Practice location
22 Bramhall St, Portland, ME 04102
Phone
(207) 662-4618
Enumerated
Mar 19, 2022
Record last updated
Aug 19, 2025
Fax
(207) 662-6254
Medicare enrollment
Enrolled (PECOS I20251008004333); accepts Medicare assignment
Medical or professional school
Nova Southeastern College Of Osteo Medicine, 2021
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 Alvin Mathew 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 DO4182
    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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35% fewer Medicare Part D claims than the average hospitalist physician in 2024

338 Medicare Part D claims for 102 beneficiaries, against an average of 521 among the 21,613 providers of this specialty who prescribed in Part D. Brand-name drugs were 11% of claims.

  1. Alvin Mathew338
  2. Specialty average521

Most prescribed

  1. Losartan Potassium22 claims
  2. Amlodipine Besylate16 claims
  3. Atorvastatin Calcium16 claims
  4. Pantoprazole Sodium15 claims
  5. Furosemide14 claims
  6. Lisinopril13 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.

Bills Medicare through one group practice

  1. MainehealthBiddeford, ME

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

Alvin Mathew among 245 hospitalist physician records in Maine

Alvin Mathew, DO is one of 245 hospitalist physician records with a practice address in Maine. 90% of them appear in a Medicare file (Part D prescribing, MIPS, Open Payments or Medicare group billing); this one does. Its NPI, issued in 2022, is newer than 86% of them.

  • NPI issued2022 · 86% of these records are older, 4% newer
  • In a Medicare fileYes · 90% of these records are
  • In the CMS Doctors and Clinicians fileYes · 84% of these records are
  • Graduated2021 · median 2012 among the 206 with a school on file
  • Record last updated2025 · 42% of these records were not updated in five years or more

Source: CMS NPPES, file of Aug 9, 2026, every record with primary taxonomy 208M00000X and a Maine practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).

81 hospitalist physician records list a practice address in Portland

They are 81 of the 6,022 NPPES records with a practice address in Portland, and 245 hospitalist physician records in Maine.

The 8 hospitalist physician records with the nearest ZIP codes

  1. Lisa Almeder, MDPortland, ME 041021033238332
  2. Jeffrey Balke, MDPortland, ME 041021285694109
  3. Lane Beatty, MDPortland, ME 041021467533166
  4. Thomas Charrette, MDPortland, ME 041021679565626
  5. Anne Dean, MDPortland, ME 041021801932884
  6. Kathryn Diamond-Falk, MDPortland, ME 041021306045034
  7. Marc Jacquet, MDPortland, ME 041021740212364
  8. Tara Lagu, MDPortland, ME 041021306943980

Common questions

What is Alvin Mathew, DO's NPI number?

Alvin Mathew, DO's National Provider Identifier (NPI) is 1275282147, issued on Mar 19, 2022. An NPI identifies a provider in billing; it is not a license.

Where is Alvin Mathew, DO located?

The NPPES record lists a practice address at 22 Bramhall St, Portland, ME, 04102. Phone: (207) 662-4618. Providers update this record themselves, so call before visiting.

How can I verify Alvin Mathew, DO's license?

NPPES lists Maine license number DO4182, 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 Alvin Mathew, DO prescribe under Medicare Part D?

In 2024, Alvin Mathew, DO had 338 Medicare Part D claims for 102 beneficiaries; the average among hospitalist physician prescribers was 521. Part D covers Medicare prescriptions 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.