Anna Leszczynski
Gastroenterology Physician · Burlington, MA
Anna Leszczynski is a gastroenterology physician with a practice address in Burlington, Massachusetts, and NPI 1942566732, issued on Apr 5, 2012. Check the license (Massachusetts 274071, as entered in NPPES) on the Massachusetts Board of Registration in Medicine; the Medicare figures below come from public CMS files.
- Name
- Anna Leszczynski
- Primary taxonomy
- Gastroenterology Physician 207RG0100X
- License number
- 274071 MA
Self-reported in NPPES; status is on the state search - Practice location
- 41 Mall RD, Burlington, MA 01805
- Phone
- (781) 744-8740
- Enumerated
- Apr 5, 2012
- Record last updated
- Oct 2, 2018 (not updated in 8 years: call before relying on the address or phone)
- Medicare enrollment
- Enrolled (PECOS I20180629000042); accepts Medicare assignment
- Medical or professional school
- New York University School Of Medicine, 2012
- Telehealth
- Offers telehealth (CMS)
- Entity
- Type 1 · individual
8 nearest gastroenterology physician records → All 686 in Massachusetts → Look up another NPI →
Also registered at 41 Mall RD
A shared address usually means a shared clinic or building; it does not show who employs whom.
- Juliet Aborn, REGISTERED NURSECertified Registered Nurse Anesthetist1932727930
- Omar Abuqamar, M.D., M.M.S.C.,Ophthalmology Physician1437640414
- Emily Adams, PA-CPhysician Assistant1457685752
- Oluwaseun Adebagbo, MDStudent in an Organized Health Care Education/Training Program1588468755
- Christopher Adler, PAPhysician Assistant1972848463
- Tinamarie Adly, NPFamily Nurse Practitioner1154041572
Verify Anna Leszczynski in five checks
- 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
- 2LicenseActive license and public ordersMassachusetts Board of Registration in Medicine
Search for license 274071Check the board - 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
- 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
- 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
57% fewer Medicare Part D claims than the average gastroenterology physician in 2024
351 Medicare Part D claims for 98 beneficiaries, against an average of 811 among the 16,445 providers of this specialty who prescribed in Part D.
Most prescribed
- Omeprazole75 claims
- Famotidine61 claims
- Motegrity24 claims
- Pantoprazole Sodium21 claims
- Creon18 claims
- Esomeprazole Magnesium16 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): 91.4 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.
Source: CMS Quality Payment Program, MIPS performance year 2023; category weights for 2023 (qpp.cms.gov).
Bills Medicare through one group practice
- Lahey Clinic IncBurlington, MA
Source: CMS Doctors and Clinicians National Downloadable File (the group practices a clinician bills Medicare through) (data.cms.gov).
Anna Leszczynski among 686 gastroenterology physician records in Massachusetts
Anna Leszczynski 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 2012, is newer than 74% of them.
- NPI issued2012 · 74% of these records are older, 24% newer
- In a Medicare fileYes · 80% of these records are
- In the CMS Doctors and Clinicians fileYes · 72% of these records are
- Graduated2012 · median 2004 among the 491 with a school on file
- Record last updated2018 · 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).
31 gastroenterology physician records list a practice address in Burlington
They are 31 of the 2,620 NPPES records with a practice address in Burlington, and 686 gastroenterology physician records in Massachusetts.
All 686 in Massachusetts → Every provider in Burlington → Gastroenterology Physician nationwide →
The 8 gastroenterology physician records with the nearest ZIP codes
- David Burns, M.D.Burlington, MA 018051881791820
- Khadija Chaudrey, MDBurlington, MA 018051629171913
- Stephen Fabry, M.D.Burlington, MA 018051891893178
- S. Peter Gibb, M.D.Burlington, MA 018051912197054
- Michael Glick, MDBurlington, MA 018051477651958
- Eric Goldberg, M.D.Burlington, MA 018051245323112
- Frederick Heiss, MDBurlington, MA 018051023101896
- Pavlos Kaimakliotis, MDBurlington, MA 018051437293826
Common questions
What is Anna Leszczynski's NPI number?
Anna Leszczynski's National Provider Identifier (NPI) is 1942566732, issued on Apr 5, 2012. An NPI identifies a provider in billing; it is not a license.
Where is Anna Leszczynski located?
The NPPES record lists a practice address at 41 Mall RD, Burlington, MA, 01805. Phone: (781) 744-8740. Providers update this record themselves, so call before visiting.
How can I verify Anna Leszczynski's license?
NPPES lists Massachusetts license number 274071, 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 Anna Leszczynski prescribe under Medicare Part D?
In 2024, Anna Leszczynski had 351 Medicare Part D claims for 98 beneficiaries; the average among gastroenterology physician prescribers was 811. Part D covers Medicare prescriptions only.
What is Anna Leszczynski's MIPS final score?
The 2023 MIPS final score is 91.4 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.