William John Benjamin, MD
Student in an Organized Health Care Education/Training Program · Boston, MA
William John Benjamin, MD is a student in an organized health care education/training program with a practice address in Boston, Massachusetts, and NPI 1477303279, issued on Mar 25, 2024. Check the license (Massachusetts 3016702, as entered in NPPES) with the Massachusetts board that licenses this profession; the Medicare figures below come from public CMS files.
- Name
- William John Benjamin
- Credential
- MD
- Primary taxonomy
- Student in an Organized Health Care Education/Training Program 390200000X
- License number
- 3016702 MA
Self-reported in NPPES; status is on the state search - Practice location
- 243 Charles St, Boston, MA 02114
- Phone
- (617) 573-3654
- Enumerated
- Mar 25, 2024
- Record last updated
- Jul 9, 2024
- Fax
- (617) 573-3939
- Entity
- Type 1 · individual
8 nearest student in an organized health care education/training program records → All 11,235 in Massachusetts → Look up another NPI →
Also registered at 243 Charles St
A shared address usually means a shared clinic or building; it does not show who employs whom.
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- Inas Aboobakar, M.D.Ophthalmology Physician1760846265
- Jihad Achkar, M.D.Otolaryngology Physician1811203763
- Alessandro Adad Jammal, MD, PHDOphthalmology Physician1518725480
Verify William John Benjamin in five checks
- 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
- 2LicenseActive license and public ordersWhich Massachusetts board licenses this profession
Search for license 3016702Check the board - 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
- 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
- 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
58% fewer Medicare Part D claims than the average student in an organized health care education/training program in 2024
77 Medicare Part D claims for 44 beneficiaries, against an average of 185 among the 59,748 providers of this specialty who prescribed in Part D. 23 claims were for opioids.
Most prescribed
- Oxycodone Hcl22 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.
William John Benjamin among 11,235 student in an organized health care education/training program records in Massachusetts
William John Benjamin, MD is one of 11,235 student in an organized health care education/training program records with a practice address in Massachusetts. 26% of them appear in a Medicare file (Part D prescribing, MIPS, Open Payments or Medicare group billing); this one does. Its NPI, issued in 2024, is newer than 50% of them.
- NPI issued2024 · 50% of these records are older, 33% newer
- In a Medicare fileYes · 26% of these records are
- In the CMS Doctors and Clinicians fileNo · 4% of these records are
- Record last updated2024 · 27% of these records were not updated in five years or more
Source: CMS NPPES, file of Aug 9, 2026, every record with primary taxonomy 390200000X and a Massachusetts practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).
6,126 student in an organized health care education/training program records list a practice address in Boston
They are 6,126 of the 41,865 NPPES records with a practice address in Boston, and 11,235 student in an organized health care education/training program records in Massachusetts.
All 11,235 in Massachusetts → Every provider in Boston → Student in an Organized Health Care Education/Training Program nationwide →
The 8 student in an organized health care education/training program records with the nearest ZIP codes
- Fayaz Ahmed, MDBoston, MA 021141528245024
- Carla Berg, MABoston, MA 021141093917817
- Ulrike Buhlmann, PHDBoston, MA 021141902008725
- Tiffany Chao, M.D.Boston, MA 021141538301338
- Tien Do, MSBoston, MA 021141891997623
- Abbey Eisenhower, MABoston, MA 021141023209061
- Tai Katzenstein, MA, PHDBoston, MA 021141124221064
- Laura Knouse, PH.D.Boston, MA 021141760673719
Common questions
What is William John Benjamin, MD's NPI number?
William John Benjamin, MD's National Provider Identifier (NPI) is 1477303279, issued on Mar 25, 2024. An NPI identifies a provider in billing; it is not a license.
Where is William John Benjamin, MD located?
The NPPES record lists a practice address at 243 Charles St, Boston, MA, 02114. Phone: (617) 573-3654. Providers update this record themselves, so call before visiting.
How can I verify William John Benjamin, MD's license?
NPPES lists Massachusetts license number 3016702, as entered by the provider. Search the Massachusetts board that licenses this profession; the NPPES record confirms identity only.
How much does William John Benjamin, MD prescribe under Medicare Part D?
In 2024, William John Benjamin, MD had 77 Medicare Part D claims for 44 beneficiaries; the average among student in an organized health care education/training program prescribers was 185. 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.