NPPES file of Aug 9, 2026

James Harvey Maguire, M.D., M.P.H.

Infectious Disease Physician · Brookline, MA

James Harvey Maguire, M.D., M.P.H. is an infectious disease physician with a practice address in Brookline, Massachusetts, and NPI 1770544363, issued on Mar 31, 2006. Check the license (Massachusetts 42948, as entered in NPPES) on the Massachusetts Board of Registration 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
1770544363
Name
James Harvey Maguire
Credential
M.D., M.P.H.
Primary taxonomy
Infectious Disease Physician 207RI0200X
License number
42948 MA
Self-reported in NPPES; status is on the state search
Practice location
111 Cypress St, Brookline, MA 02445
Phone
(857) 307-0896
Enumerated
Mar 31, 2006
Record last updated
Jul 5, 2012 (not updated in 14 years: call before relying on the address or phone)
Medicaid ID
4091990000 MD
Medicare enrollment
Enrolled (PECOS I20080809000030); accepts Medicare assignment
Medical or professional school
Harvard Medical School, 1974
Telehealth
Offers telehealth (CMS)
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 111 Cypress St

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

  1. Ali Bahadori, MDInternal Medicine Physician1376592584
  2. Rachael Clark, MD PHDDermatology Physician1053378315
  3. Carolyn Come, M.D.Pulmonary Disease Physician1558395210
  4. Barbara Dworetzky, MDEpilepsy Physician1033176359
  5. Chieh-Min Fan, MDVascular & Interventional Radiology Physician1376516708
  6. Benjamin Galper, MDCardiovascular Disease Physician1104085141

Verify James Harvey Maguire in five checks

  1. 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
  2. 2LicenseActive license and public ordersMassachusetts Board of Registration in Medicine
    Search for license 42948
    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 Massachusetts 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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32% more Medicare Part D claims than the average infectious disease physician in 2024

909 Medicare Part D claims for 159 beneficiaries, against an average of 689 among the 7,388 providers of this specialty who prescribed in Part D. Brand-name drugs were 6% of claims.

  1. James Maguire909
  2. Specialty average689

Most prescribed

  1. Cefadroxil187 claims
  2. Sulfamethoxazole-Trimethoprim123 claims
  3. Doxycycline Monohydrate89 claims
  4. Amoxicillin79 claims
  5. Clindamycin Hcl59 claims
  6. Biktarvy38 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. Brigham And Womens Physicians Organization IncBoston, MA

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

James Harvey Maguire among 487 infectious disease physician records in Massachusetts

James Harvey Maguire, M.D., M.P.H. is one of 487 infectious disease physician records with a practice address in Massachusetts. 69% of them appear in a Medicare file (Part D prescribing, MIPS, Open Payments or Medicare group billing); this one does. Its NPI, issued in 2006, is newer than 17% of them.

  • NPI issued2006 · 17% of these records are older, 47% newer
  • In a Medicare fileYes · 69% of these records are
  • In the CMS Doctors and Clinicians fileYes · 61% of these records are
  • Graduated1974 · median 2003 among the 296 with a school on file
  • Record last updated2012 · 65% of these records were not updated in five years or more

Source: CMS NPPES, file of Aug 9, 2026, every record with primary taxonomy 207RI0200X and a Massachusetts practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).

Infectious Disease Physician providers in Massachusetts

There are 487 infectious disease physician records in Massachusetts.

The 8 infectious disease physician records with the nearest ZIP codes

  1. Peter Pertel, MD, MPHBrookline, MA 024451326129834
  2. Mary Sabolsi, MD, MPHWaltham, MA 024511386679439
  3. Brita Lundberg, M.D.Newton Centre, MA 024591033253729
  4. Mark Drapkin, M.D.Newton, MA 024621508891599
  5. Matthew Leibowitz, M.D.Newton, MA 024621124047063
  6. Michael Lew, M.D.Newton, MA 024621811962079
  7. Robert Roth, M.D.Auburndale, MA 024661821289489
  8. James Breeling, MDChestnut Hill, MA 024671730281320

Common questions

What is James Harvey Maguire, M.D., M.P.H.'s NPI number?

James Harvey Maguire, M.D., M.P.H.'s National Provider Identifier (NPI) is 1770544363, issued on Mar 31, 2006. An NPI identifies a provider in billing; it is not a license.

Where is James Harvey Maguire, M.D., M.P.H. located?

The NPPES record lists a practice address at 111 Cypress St, Brookline, MA, 02445. Phone: (857) 307-0896. Providers update this record themselves, so call before visiting.

How can I verify James Harvey Maguire, M.D., M.P.H.'s license?

NPPES lists Massachusetts license number 42948, as entered by the provider. Search the Massachusetts Board of Registration in Medicine at https://findmydoctor.mass.gov/. The NPPES record confirms identity only; the state search shows license status, expiration and public orders.

How much does James Harvey Maguire, M.D., M.P.H. prescribe under Medicare Part D?

In 2024, James Harvey Maguire, M.D., M.P.H. had 909 Medicare Part D claims for 159 beneficiaries; the average among infectious disease physician prescribers was 689. 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.