NPPES file of Aug 9, 2026

Marie Leon

Nurse Practitioner · Springfield, MA

Marie Leon is a nurse practitioner with a practice address in Springfield, Massachusetts, and NPI 1215333117, issued on Nov 5, 2014. Check the license (Massachusetts RN2278872, as entered in NPPES) with the Massachusetts board that licenses this profession; the Medicare figures below come from public CMS files.

Record from CMS NPPES, file of Aug 9, 2026 · Medicare files 2024 · method · Verify with CMS →

NPPES recordNPPES file of Aug 9, 2026
1215333117
Name
Marie Leon
Primary taxonomy
Nurse Practitioner 363L00000X
License number
RN2278872 MA
Self-reported in NPPES; status is on the state search
Practice location
819 Worcester St, Springfield, MA 01151
Phone
(413) 543-6820
Enumerated
Nov 5, 2014
Record last updated
Nov 5, 2014 (not updated in 12 years: call before relying on the address or phone)
Medicare enrollment
Enrolled (PECOS I20150207000111); accepts Medicare assignment
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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8 nearest nurse practitioner records → All 3,480 in Massachusetts → Look up another NPI →

Also registered at 819 Worcester St

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

  1. Annemarie BartelsAdult Health Nurse Practitioner1275785958
  2. Antonette Comeau, N.P.Nurse Practitioner1255695912
  3. Bin Hu, MDInternal Medicine Physician1508112103
  4. Vishal Kuchaculla, MDInternal Medicine Physician1386837342
  5. Melrose Lahood, NPFamily Nurse Practitioner1114114758
  6. Kristofferson Lee, M.DHospitalist Physician1053612614

Verify Marie Leon in five checks

  1. 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
  2. 2LicenseActive license and public ordersWhich Massachusetts board licenses this profession
    Search for license RN2278872    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
Find the Massachusetts license search

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57% fewer Medicare Part D claims than the average nurse practitioner in 2024

472 Medicare Part D claims for 85 beneficiaries, against an average of 1,109 among the 54,319 providers of this specialty who prescribed in Part D.

  1. Marie Leon472
  2. Specialty average1,109

Most prescribed

  1. Olanzapine29 claims
  2. Benztropine Mesylate20 claims
  3. Lisinopril19 claims
  4. Memantine Hcl17 claims
  5. Haloperidol15 claims
  6. Clonidine Hcl14 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.

Industry payments in 2024: $142.21

6 payments; by number, the most common kind was food and beverage; the largest payer was Otsuka America Pharmaceutical, Inc. The 38,884 providers of this specialty with any payment received $791.64 on average. Payments are reported by manufacturers, not by the provider, and are not a sign of wrongdoing.

  1. Marie Leon$142.21
  2. Specialty average$791.64

Source: CMS Open Payments, program year 2024 (openpaymentsdata.cms.gov); average among providers of this specialty with at least one payment.

Bills Medicare through one group practice

  1. Westborough Behavioral Healthcare Hospital, LLCWestborough, MA

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

Marie Leon among 3,480 nurse practitioner records in Massachusetts

Marie Leon is one of 3,480 nurse practitioner records with a practice address in Massachusetts. 71% of them appear in a Medicare file (Part D prescribing, MIPS, Open Payments or Medicare group billing); this one does. Its NPI, issued in 2014, is newer than 45% of them.

  • NPI issued2014 · 45% of these records are older, 52% newer
  • In a Medicare fileYes · 71% of these records are
  • In the CMS Doctors and Clinicians fileYes · 56% of these records are
  • Graduated2013 · median 2017 among the 1,963 with a school on file
  • Record last updated2014 · 52% of these records were not updated in five years or more

Source: CMS NPPES, file of Aug 9, 2026, every record with primary taxonomy 363L00000X and a Massachusetts practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).

Nurse Practitioner providers in Massachusetts

There are 3,480 nurse practitioner records in Massachusetts.

All 3,480 in Massachusetts → Every provider in Springfield → Nurse Practitioner nationwide →

The 8 nurse practitioner records with the nearest ZIP codes

  1. Betty Cheng, NPSpringfield, MA 011511184805707
  2. Antonette Comeau, N.P.Springfield, MA 011511255695912
  3. Paul Pricop, NURSE PRACTITIONERSpringfield, MA 011511689031908
  4. Cheru Atraga, DNP/FNPSpringfield, MA 011181497274443
  5. Elizabeth Light, MSW, MSN, PMHNP-BCSpringfield, MA 011181376061036
  6. Catherine Livermore, NPSpringfield, MA 011181417900325
  7. Barbara Donahue, FNPSpringfield, MA 011091659657922
  8. Brianna Kipetz, FNP-BCSpringfield, MA 011091396353751

Common questions

What is Marie Leon's NPI number?

Marie Leon's National Provider Identifier (NPI) is 1215333117, issued on Nov 5, 2014. An NPI identifies a provider in billing; it is not a license.

Where is Marie Leon located?

The NPPES record lists a practice address at 819 Worcester St, Springfield, MA, 01151. Phone: (413) 543-6820. Providers update this record themselves, so call before visiting.

How can I verify Marie Leon's license?

NPPES lists Massachusetts license number RN2278872, as entered by the provider. Search the Massachusetts board that licenses this profession; the NPPES record confirms identity only.

How much does Marie Leon prescribe under Medicare Part D?

In 2024, Marie Leon had 472 Medicare Part D claims for 85 beneficiaries; the average among nurse practitioner prescribers was 1,109. 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.

Written with AI tools from the named public files; every figure is computed from those files (how it is made).

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.