NPPES file of Aug 9, 2026

Bradford C. Sampson, M.D.

Gastroenterology Physician · South Weymouth, MA

Bradford C. Sampson, M.D. is a gastroenterology physician with a practice address in South Weymouth, Massachusetts, and NPI 1962410548, issued on Aug 3, 2006. Check the license (Massachusetts 231101, 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 2023 and 2024 · method · Verify with CMS →

NPPES recordNPPES file of Aug 9, 2026
1962410548
Name
Bradford C. Sampson
Credential
M.D.
Primary taxonomy
Gastroenterology Physician 207RG0100X
License number
231101 MA
Self-reported in NPPES; status is on the state search
Practice location
1085 Main St, South Weymouth, MA 02190
Phone
(781) 331-2922
Enumerated
Aug 3, 2006
Record last updated
Mar 7, 2014 (not updated in 12 years: call before relying on the address or phone)
Fax
(781) 335-5702
Medicare enrollment
Enrolled (PECOS I20070816000273); accepts Medicare assignment
Medical or professional school
University Of Massachusetts Medical School, 2001
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 1085 Main St

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

  1. Mona AkbariGastroenterology Physician1871720037
  2. Gregory Bolduc, MDGastroenterology Physician1821078767
  3. Clayland Cox, MDGastroenterology Physician1043290752
  4. Fernando Martinez, M.D.Gastroenterology Physician1255598165
  5. James Moore, MDGastroenterology Physician1154301422
  6. Jonathan Nass, M.D.Gastroenterology Physician1558587998

Verify Bradford C. Sampson 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 231101
    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

PlainDoctor does not match the HHS-OIG exclusion list to individual records: most entries carry no NPI. Search the OIG exclusion list by name.

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14% more Medicare Part D claims than the average gastroenterology physician in 2024

923 Medicare Part D claims for 178 beneficiaries, against an average of 811 among the 16,445 providers of this specialty who prescribed in Part D. 12 claims were for opioids.

  1. Bradford Sampson923
  2. Specialty average811

Most prescribed

  1. Omeprazole198 claims
  2. Pantoprazole Sodium78 claims
  3. Dicyclomine Hcl51 claims
  4. Linzess44 claims
  5. Mesalamine34 claims
  6. Ursodiol32 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.

The MIPS final score for 2023 (Medicare payment program): 58.5 of 100

The Merit-based Incentive Payment System score is reported for this clinician. Four categories are weighted into the final score; the average among 454,083 clinicians with a measured score was 83.5.

  1. Qualityout of 100 · 30% of the final score47.0
  2. Costout of 100 · 30%51.9
  3. Promoting interoperabilitynot scored (reweighted)
  4. Improvement activities40 of 40 points · 15%100.0

Source: CMS Quality Payment Program, MIPS performance year 2023; category weights for 2023 (qpp.cms.gov).

Bills Medicare through one group practice

  1. South Shore Medical Center, Inc.Norwell, MA

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

Bradford C. Sampson among 686 gastroenterology physician records in Massachusetts

Bradford C. Sampson, M.D. is one of 686 gastroenterology physician records with a practice address in Massachusetts. 80% 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 14% of them.

  • NPI issued2006 · 14% of these records are older, 49% newer
  • In a Medicare fileYes · 80% of these records are
  • In the CMS Doctors and Clinicians fileYes · 72% of these records are
  • Graduated2001 · median 2004 among the 491 with a school on file
  • Record last updated2014 · 66% of these records were not updated in five years or more

Source: CMS NPPES, file of Aug 9, 2026, every record with primary taxonomy 207RG0100X and a Massachusetts practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).

8 gastroenterology physician records list a practice address in South Weymouth

They are 8 of the 445 NPPES records with a practice address in South Weymouth, and 686 gastroenterology physician records in Massachusetts.

The 8 gastroenterology physician records with the nearest ZIP codes

  1. Mona AkbariSouth Weymouth, MA 021901871720037
  2. Gregory Bolduc, MDSouth Weymouth, MA 021901821078767
  3. Clayland Cox, MDSouth Weymouth, MA 021901043290752
  4. Fernando Martinez, M.D.South Weymouth, MA 021901255598165
  5. James Moore, MDSouth Weymouth, MA 021901154301422
  6. Jonathan Nass, M.D.South Weymouth, MA 021901558587998
  7. John Vermeulen, MDSouth Weymouth, MA 021901215917596
  8. Daniel Mishkin, M.D.Weymouth, MA 021891801822564

Common questions

What is Bradford C. Sampson, M.D.'s NPI number?

Bradford C. Sampson, M.D.'s National Provider Identifier (NPI) is 1962410548, issued on Aug 3, 2006. An NPI identifies a provider in billing; it is not a license.

Where is Bradford C. Sampson, M.D. located?

The NPPES record lists a practice address at 1085 Main St, South Weymouth, MA, 02190. Phone: (781) 331-2922. Providers update this record themselves, so call before visiting.

How can I verify Bradford C. Sampson, M.D.'s license?

NPPES lists Massachusetts license number 231101, 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 Bradford C. Sampson, M.D. prescribe under Medicare Part D?

In 2024, Bradford C. Sampson, M.D. had 923 Medicare Part D claims for 178 beneficiaries; the average among gastroenterology physician prescribers was 811. Part D covers Medicare prescriptions only.

What is Bradford C. Sampson, M.D.'s MIPS final score?

The 2023 MIPS final score is 58.5 of 100. The average among 454,083 clinicians with a measured score was 83.5.

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.