NPPES file of Aug 9, 2026

Leslie Trien, M.D.

Diagnostic Radiology Physician · Northampton, MA

Leslie Trien, M.D. is a diagnostic radiology physician with a practice address in Northampton, Massachusetts, and NPI 1760693352, issued on May 24, 2007. Check the license (Massachusetts 240661, 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 · method · Verify with CMS →

NPPES recordNPPES file of Aug 9, 2026
1760693352
Name
Leslie Trien
Credential
M.D.
Primary taxonomy
Diagnostic Radiology Physician 2085R0202X
License numbers
240661 MA
179827 OR
Self-reported in NPPES; status is on the state search
Practice location
30 Locust St, Northampton, MA 01060
Phone
(203) 228-1843
Enumerated
May 24, 2007
Record last updated
Mar 25, 2021 (not updated in 5 years: call before relying on the address or phone)
Medicare enrollment
Enrolled (PECOS I20130903000645); accepts Medicare assignment
Medical or professional school
State University Of Ny Upstate Medical University, 2002
Telehealth
Offers telehealth (CMS)
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 30 Locust St

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

  1. Timothy Abbott, D.O.Anesthesiology Physician1316155294
  2. Olyn Andrade, MDEmergency Medicine Physician1265008544
  3. Nasreen Azam, M.D.Pediatric Nephrology Physician1649362476
  4. Mae Beckford-Bruno, RNStudent in an Organized Health Care Education/Training Program1043134661
  5. Linda Benoit, LICSWClinical Social Worker1588729610
  6. Charles Bernstein, MDDiagnostic Radiology Physician1699734442

Verify Leslie Trien 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 240661
    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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No measured MIPS final score for 2023

CMS assigned the neutral MIPS final score of 75 without scoring Quality, Cost, Promoting Interoperability or Improvement Activities. It is an administrative threshold, so PlainDoctor does not compare it with measured clinicians.

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

Bills Medicare through one group practice

  1. Radiology And Imaging IncEnfield, CT

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

Leslie Trien among 1,658 diagnostic radiology physician records in Massachusetts

Leslie Trien, M.D. is one of 1,658 diagnostic radiology physician records with a practice address in Massachusetts. 68% of them appear in a Medicare file (Part D prescribing, MIPS, Open Payments or Medicare group billing); this one does. Its NPI, issued in 2007, is newer than 43% of them.

  • NPI issued2007 · 43% of these records are older, 49% newer
  • In a Medicare fileYes · 68% of these records are
  • In the CMS Doctors and Clinicians fileYes · 68% of these records are
  • Graduated2002 · median 2006 among the 1,125 with a school on file
  • Record last updated2021 · 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 2085R0202X and a Massachusetts practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).

Diagnostic Radiology Physician providers in Massachusetts

There are 1,658 diagnostic radiology physician records in Massachusetts.

The 8 diagnostic radiology physician records with the nearest ZIP codes

  1. Charles Bernstein, MDNorthampton, MA 010601699734442
  2. Andrew Ciccarelli, M.D.Northampton, MA 010601407893738
  3. James Donnelly, MDNorthampton, MA 010601932160702
  4. Paul Kolbjornsen, MDNorthampton, MA 010601780645598
  5. Boris Nikolic, M.D.Northampton, MA 010601407869241
  6. Louis Pacilio, MDNorthampton, MA 010601750342523
  7. Joseph Polino, MDNorthampton, MA 010601669433439
  8. David Rifken, MDNorthampton, MA 010601295796068

Common questions

What is Leslie Trien, M.D.'s NPI number?

Leslie Trien, M.D.'s National Provider Identifier (NPI) is 1760693352, issued on May 24, 2007. An NPI identifies a provider in billing; it is not a license.

Where is Leslie Trien, M.D. located?

The NPPES record lists a practice address at 30 Locust St, Northampton, MA, 01060. Phone: (203) 228-1843. Providers update this record themselves, so call before visiting.

How can I verify Leslie Trien, M.D.'s license?

NPPES lists Massachusetts license number 240661, 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.

What is Leslie Trien, M.D.'s MIPS final score?

CMS assigned the neutral MIPS final score of 75 for 2023 without scoring any category, so it is not a measured result.

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.