Denis Paul Dupuis, M.D.
Internal Medicine Physician · Bedford, NH
Denis Paul Dupuis, M.D. is an internal medicine physician with a practice address in Bedford, New Hampshire, and NPI 1740391663, issued on Aug 31, 2006. Check the license (New Hampshire 7870, as entered in NPPES) on the New Hampshire Board of Medicine; the Medicare figures below come from public CMS files.
- Name
- Denis Paul Dupuis
- Credential
- M.D.
- Primary taxonomy
- Internal Medicine Physician 207R00000X
- License number
- 7870 NH
Self-reported in NPPES; status is on the state search - Practice location
- 40 S River RD, Bedford, NH 03110
- Phone
- (603) 645-6652
- Enumerated
- Aug 31, 2006
- Record last updated
- May 9, 2022
- Fax
- (603) 624-1634
- Medicare enrollment
- Enrolled (PECOS I20040524000769); accepts Medicare assignment
- Medical or professional school
- Boston University School Of Medicine, 1985
- Entity
- Type 1 · individual
8 nearest internal medicine physician records → All 673 in New Hampshire → Look up another NPI →
Also registered at 40 S River RD
A shared address usually means a shared clinic or building; it does not show who employs whom.
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Verify Denis Paul Dupuis in five checks
- 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
- 2LicenseActive license and public ordersNew Hampshire Board of Medicine
Search for license 7870Check the board - 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
- 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
- 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
2% fewer Medicare Part D claims than the average internal medicine physician in 2024
3,114 Medicare Part D claims for 169 beneficiaries, against an average of 3,176 among the 108,855 providers of this specialty who prescribed in Part D. 58 claims were for opioids.
Most prescribed
- Rosuvastatin Calcium157 claims
- Atorvastatin Calcium151 claims
- Amlodipine Besylate133 claims
- Metoprolol Succinate112 claims
- Pantoprazole Sodium102 claims
- Levothyroxine Sodium91 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.
Denis Paul Dupuis among 673 internal medicine physician records in New Hampshire
Denis Paul Dupuis, M.D. is one of 673 internal medicine physician records with a practice address in New Hampshire. 81% 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 8% of them.
- NPI issued2006 · 8% of these records are older, 50% newer
- In a Medicare fileYes · 81% of these records are
- In the CMS Doctors and Clinicians fileYes · 66% of these records are
- Graduated1985 · median 2005 among the 443 with a school on file
- Record last updated2022 · 53% of these records were not updated in five years or more
Source: CMS NPPES, file of Aug 9, 2026, every record with primary taxonomy 207R00000X and a New Hampshire practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).
12 internal medicine physician records list a practice address in Bedford
They are 12 of the 975 NPPES records with a practice address in Bedford, and 673 internal medicine physician records in New Hampshire.
All 673 in New Hampshire → Every provider in Bedford → Internal Medicine Physician nationwide →
The 8 internal medicine physician records with the nearest ZIP codes
- Jeffrey Calegari, D.OBedford, NH 031101588608350
- Angela Crane, MDBedford, NH 031101922078708
- Joseph De Vera, MDBedford, NH 031101518923028
- Scott Diehl, MDBedford, NH 031101437134608
- Jennifer Fishbein, M.D.Bedford, NH 031101366733982
- Andrea Greenfeld, MDBedford, NH 031101205033990
- Geoffrey Lundy, M.D.Bedford, NH 031101174509376
- Jennifer Packard, M.D.Bedford, NH 031101154457455
Common questions
What is Denis Paul Dupuis, M.D.'s NPI number?
Denis Paul Dupuis, M.D.'s National Provider Identifier (NPI) is 1740391663, issued on Aug 31, 2006. An NPI identifies a provider in billing; it is not a license.
Where is Denis Paul Dupuis, M.D. located?
The NPPES record lists a practice address at 40 S River RD, Bedford, NH, 03110. Phone: (603) 645-6652. Providers update this record themselves, so call before visiting.
How can I verify Denis Paul Dupuis, M.D.'s license?
NPPES lists New Hampshire license number 7870, as entered by the provider. Search the New Hampshire Board of Medicine at https://www.oplc.nh.gov/board-medicine. The NPPES record confirms identity only; the state search shows license status, expiration and public orders.
How much does Denis Paul Dupuis, M.D. prescribe under Medicare Part D?
In 2024, Denis Paul Dupuis, M.D. had 3,114 Medicare Part D claims for 169 beneficiaries; the average among internal medicine physician prescribers was 3,176. 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.