Peter Benjamin, M.D.
Internal Medicine Physician · Concord, MA
Peter Benjamin, M.D. is an internal medicine physician with a practice address in Concord, Massachusetts, and NPI 1073669248, issued on Jan 28, 2007. Check the license on the Massachusetts Board of Registration in Medicine; the Medicare figures below come from public CMS files.
- Name
- Peter Benjamin
- Credential
- M.D.
- Primary taxonomy
- Internal Medicine Physician 207R00000X
- Practice location
- 133 Ornac, Concord, MA 01742
- Phone
- (978) 287-3627
- Enumerated
- Jan 28, 2007
- Entity
- Type 1 · individual
Also registered at 133 Ornac
A shared address usually means a shared clinic or building; it does not show who employs whom.
- Vira AjgaonkarPharmacist1235674466
- Sam Bagchi, M.D.Internal Medicine Physician1528011483
- Suan Baur, RNRegistered Nurse1376893396
- Tiffany Blais, FNPNurse Practitioner1518753235
- Shawn Boland, R.PH.Pharmacist1356328389
- Kimberly Brennan, D.O.Medical Oncology Physician1487838744
Verify Peter Benjamin in five checks
- 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
- 2LicenseActive license and public ordersMassachusetts Board of Registration in MedicineCheck the board
- 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
- 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
- 5CertificationBoard certificationABMS, AOA, NCCPA, AANPNot checked
88% fewer Medicare Part D claims than the average internal medicine physician in 2024
348 Medicare Part D claims for 187 beneficiaries, against an average of 2,785 among the 127,794 providers of this specialty who prescribed in Part D. 16 claims were for opioids.
Most prescribed
- Eliquis25 claims
- Amoxicillin-Clavulanate Potass17 claims
- Prednisone17 claims
- Cefpodoxime Proxetil16 claims
- Xarelto16 claims
- Atorvastatin Calcium15 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.
One hospital or facility affiliation
- Emerson Practice Associates, IncConcord, MA
Source: CMS Doctors and Clinicians affiliations; Hospital General Information (Care Compare) (data.cms.gov). Star ratings are CMS hospital ratings, not ratings of this provider.
46 internal medicine physician records list a Concord practice address
They are 46 of the 1,078 NPPES records with a Concord practice address, and 7,865 internal medicine physician records in Massachusetts.
All 46 in Concord → All 7,865 in Massachusetts → Every provider in Concord →
Other internal medicine physician records in Massachusetts
- Nawal Aamir, MDWorcester, MA1588248926
- Zainab AbbasWorcester, MA1609028000
- Nooshin Abbasi, MD MPHNewton, MA1831888353
- Lauren Abbate, MDBoston, MA1922099621
- Bassima Abdallah, MDBoston, MA1912327305
- Samah Abdallah, MDBrighton, MA1730814971
- Omar Abdel-Wahab, M.D.Boston, MA1023042777
- Salah Abdelgadir, MDBoston, MA1891280954
- Mahmoud Abdelghany, M.D.Springfield, MA1134479629
- Mohab AbdelhalimBoston, MA1871388496
Common questions
What is Peter Benjamin, M.D.'s NPI number?
Peter Benjamin, M.D.'s National Provider Identifier (NPI) is 1073669248, issued on Jan 28, 2007. An NPI identifies a provider in billing; it is not a license.
Where is Peter Benjamin, M.D. located?
The NPPES record lists a practice address at 133 Ornac, Concord, MA, 01742. Phone: (978) 287-3627. Providers update this record themselves, so call before visiting.
How can I verify Peter Benjamin, M.D.'s license?
Search the Massachusetts Board of Registration in Medicine at https://www.mass.gov/orgs/board-of-registration-in-medicine. The NPPES record confirms identity only; the state search shows license status, expiration and public orders.
How much does Peter Benjamin, M.D. prescribe under Medicare Part D?
In 2024, Peter Benjamin, M.D. had 348 Medicare Part D claims for 187 beneficiaries; the average among internal medicine physician prescribers was 2,785. Part D covers Medicare prescriptions only.
Source: CMS National Plan and Provider Enumeration System (NPPES), loaded Aug 27, 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.
Every figure on PlainDoctor is rendered directly from the federal CMS NPPES registry, Medicare Part D, MIPS, and Open Payments records, no number is typed in by an editor. See our editorial standards & corrections policy, the methodology behind these numbers, or report a data error. Data current as of Aug 27, 2026.