NPPES file of Aug 9, 2026

Benjamin Louis Osher, MD

Hospitalist Physician · Boston, MA

Benjamin Louis Osher, MD is a hospitalist physician with a practice address in Boston, Massachusetts, and NPI 1467028399, issued on Jun 1, 2021. Check the license (Massachusetts 1019263, 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
1467028399
Name
Benjamin Louis Osher
Credential
MD
Primary taxonomy
Hospitalist Physician 208M00000X
License number
1019263 MA
Self-reported in NPPES; status is on the state search
Practice location
330 Brookline Ave, Boston, MA 02215
Phone
(617) 667-7000
Enumerated
Jun 1, 2021
Record last updated
Jul 16, 2024
Medicare enrollment
Enrolled (PECOS I20240621001325); accepts Medicare assignment
Medical or professional school
Vanderbilt University School Of 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 330 Brookline Ave

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

  1. Amtul Aala, MDNephrology Physician1174946347
  2. Elijah AbassStudent in an Organized Health Care Education/Training Program1306784947
  3. Omar Abdel-Razek, MDInterventional Cardiology Physician1912780008
  4. Youssef Abdullah, MD, MBAStudent in an Organized Health Care Education/Training Program1346983442
  5. Najma Abdullahi, MD, MPHStudent in an Organized Health Care Education/Training Program1669213054
  6. Elisabeth AbelesStudent in an Organized Health Care Education/Training Program1528659760

Verify Benjamin Louis Osher 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 1019263
    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

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75% fewer Medicare Part D claims than the average hospitalist physician in 2024

132 Medicare Part D claims for 42 beneficiaries, against an average of 521 among the 21,613 providers of this specialty who prescribed in Part D. Brand-name drugs were 20% of claims.

  1. Benjamin Osher132
  2. Specialty average521

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. Harvard Medical Faculty Phys AT Beth Israel Deaconess Med Ctr IncBoston, MA

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

Benjamin Louis Osher among 525 hospitalist physician records in Massachusetts

Benjamin Louis Osher, MD is one of 525 hospitalist physician records with a practice address in Massachusetts. 92% of them appear in a Medicare file (Part D prescribing, MIPS, Open Payments or Medicare group billing); this one does. Its NPI, issued in 2021, is newer than 84% of them.

  • NPI issued2021 · 84% of these records are older, 9% newer
  • In a Medicare fileYes · 92% of these records are
  • In the CMS Doctors and Clinicians fileYes · 86% of these records are
  • Graduated2021 · median 2012 among the 449 with a school on file
  • Record last updated2024 · 36% 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 Massachusetts practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).

Hospitalist Physician providers in Massachusetts

There are 525 hospitalist physician records in Massachusetts.

The 8 hospitalist physician records with the nearest ZIP codes

  1. Alexander Carbo, M.D.Boston, MA 022151962504381
  2. Bulbul Cibei, M.DBoston, MA 022151609129634
  3. Kirsten Courtade, MDBoston, MA 022151437439023
  4. David Feinbloom, M.D.Boston, MA 022151407845837
  5. Henry Feldman, M.D.Boston, MA 022151801874177
  6. Grace Huang, M.D.Boston, MA 022151134221559
  7. Lily Huang, M.D.Boston, MA 022151063851640
  8. Andrew Junkin, MDBoston, MA 022151457614737

Common questions

What is Benjamin Louis Osher, MD's NPI number?

Benjamin Louis Osher, MD's National Provider Identifier (NPI) is 1467028399, issued on Jun 1, 2021. An NPI identifies a provider in billing; it is not a license.

Where is Benjamin Louis Osher, MD located?

The NPPES record lists a practice address at 330 Brookline Ave, Boston, MA, 02215. Phone: (617) 667-7000. Providers update this record themselves, so call before visiting.

How can I verify Benjamin Louis Osher, MD's license?

NPPES lists Massachusetts license number 1019263, 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 Benjamin Louis Osher, MD prescribe under Medicare Part D?

In 2024, Benjamin Louis Osher, MD had 132 Medicare Part D claims for 42 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.