Benjamin R. Massey, MD
Hospitalist Physician · Boston, MA
Benjamin R. Massey, MD is a hospitalist physician with a practice address in Boston, Massachusetts, and NPI 1053057422, issued on May 9, 2022. Check the license (Massachusetts 1023359, as entered in NPPES) on the Massachusetts Board of Registration in Medicine; the Medicare figures below come from public CMS files.
- Name
- Benjamin R. Massey
- Credential
- MD
- Primary taxonomy
- Hospitalist Physician 208M00000X
- License numbers
- 1023359 MA
R79474 AZ
Self-reported in NPPES; status is on the state search - Practice location
- Beth Israel Deaconess Medical Center, Boston, MA 02215
- Phone
- (617) 754-4677
- Enumerated
- May 9, 2022
- Record last updated
- Jun 21, 2025
- Fax
- (617) 632-0215
- Medicare enrollment
- Enrolled (PECOS I20250528002219); accepts Medicare assignment
- Medical or professional school
- University Of Colorado School Of Medicine, Aurora, 2022
- Entity
- Type 1 · individual
8 nearest hospitalist physician records → All 525 in Massachusetts → Look up another NPI →
Also registered at Beth Israel Deaconess Medical Center
A shared address usually means a shared clinic or building; it does not show who employs whom.
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Verify Benjamin R. Massey in five checks
- 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
- 2LicenseActive license and public ordersMassachusetts Board of Registration in Medicine
Search for license 1023359Check the board - 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
- 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
- 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
95% fewer Medicare Part D claims than the average hospitalist physician in 2024
26 Medicare Part D claims for 11 beneficiaries, against an average of 521 among the 21,613 providers of this specialty who prescribed in Part D.
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 2 group practices
- Associated Physicians OF Harvard Medical Faculty Physicians AT Beth ISNeedham, MA
- 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 R. Massey among 525 hospitalist physician records in Massachusetts
Benjamin R. Massey, 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 2022, is newer than 91% of them.
- NPI issued2022 · 91% of these records are older, 3% newer
- In a Medicare fileYes · 92% of these records are
- In the CMS Doctors and Clinicians fileYes · 86% of these records are
- Graduated2022 · median 2012 among the 449 with a school on file
- Record last updated2025 · 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.
All 525 in Massachusetts → Every provider in Boston → Hospitalist Physician nationwide →
The 8 hospitalist physician records with the nearest ZIP codes
- Alexander Carbo, M.D.Boston, MA 022151962504381
- Bulbul Cibei, M.DBoston, MA 022151609129634
- Kirsten Courtade, MDBoston, MA 022151437439023
- David Feinbloom, M.D.Boston, MA 022151407845837
- Henry Feldman, M.D.Boston, MA 022151801874177
- Grace Huang, M.D.Boston, MA 022151134221559
- Lily Huang, M.D.Boston, MA 022151063851640
- Andrew Junkin, MDBoston, MA 022151457614737
Common questions
What is Benjamin R. Massey, MD's NPI number?
Benjamin R. Massey, MD's National Provider Identifier (NPI) is 1053057422, issued on May 9, 2022. An NPI identifies a provider in billing; it is not a license.
Where is Benjamin R. Massey, MD located?
The NPPES record lists a practice address at Beth Israel Deaconess Medical Center, Boston, MA, 02215. Phone: (617) 754-4677. Providers update this record themselves, so call before visiting.
How can I verify Benjamin R. Massey, MD's license?
NPPES lists Massachusetts license number 1023359, 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 R. Massey, MD prescribe under Medicare Part D?
In 2024, Benjamin R. Massey, MD had 26 Medicare Part D claims for 11 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.