NPPES file of Aug 9, 2026

Leslie Jael Marshall, FNP-C

Family Nurse Practitioner · West Springfield, MA

Leslie Jael Marshall, FNP-C is a family nurse practitioner with a practice address in West Springfield, Massachusetts, and NPI 1336873967, issued on Jul 11, 2022. Check the license (Massachusetts RN2266247, 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 2023 and 2024 · method · Verify with CMS →

NPPES recordNPPES file of Aug 9, 2026
1336873967
Name
Leslie Jael Marshall
Credential
FNP-C
Primary taxonomy
Family Nurse Practitioner 363LF0000X
License numbers
RN2266247 MA
15602 CT
Self-reported in NPPES; status is on the state search
Practice location
928 Riverdale St, West Springfield, MA 01089
Phone
(866) 389-2727
Enumerated
Jul 11, 2022
Record last updated
Dec 23, 2025
Medicare enrollment
Enrolled (PECOS I20221012003580); 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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Also registered at 928 Riverdale St

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

  1. Saadia AhmedPharmacist1518560119
  2. Cassandra Boissonneault, APRNNurse Practitioner1679108252
  3. William BrysonPharmacist1912883984
  4. Rebecca DiazFamily Nurse Practitioner1548675440
  5. Maria EttiPharmacist1861096059
  6. Kimberly Farhad, FNPFamily Nurse Practitioner1255294302

Verify Leslie Jael Marshall 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 RN2266247
    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

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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93% fewer Medicare Part D claims than the average family nurse practitioner in 2024

90 Medicare Part D claims for 61 beneficiaries, against an average of 1,305 among the 140,557 providers of this specialty who prescribed in Part D.

  1. Leslie Marshall90
  2. Specialty average1,305

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 practice group's MIPS final score for 2023 (Medicare payment program): 84.9 of 100

The Merit-based Incentive Payment System score is reported for the practice group, not for one clinician alone. 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 score73.4
  2. Costout of 100 · 30%98.3
  3. Promoting interoperabilitynot scored (reweighted)
  4. Improvement activities40 of 40 points · 15%100.0

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

Bills Medicare through 2 group practices

  1. Holyoke Medical Center IncHolyoke, MA
  2. Minuteclinic Diagnostic OF Massachusetts, LLCWest Springfield, MA

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

Leslie Jael Marshall among 4,724 family nurse practitioner records in Massachusetts

Leslie Jael Marshall, FNP-C is one of 4,724 family 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 2022, is newer than 72% of them.

  • NPI issued2022 · 72% of these records are older, 21% newer
  • In a Medicare fileYes · 71% of these records are
  • In the CMS Doctors and Clinicians fileYes · 57% of these records are
  • Graduated2022 · median 2019 among the 2,704 with a school on file
  • Record last updated2025 · 42% of these records were not updated in five years or more

Source: CMS NPPES, file of Aug 9, 2026, every record with primary taxonomy 363LF0000X and a Massachusetts practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).

34 family nurse practitioner records list a practice address in West Springfield

They are 34 of the 1,214 NPPES records with a practice address in West Springfield, and 4,724 family nurse practitioner records in Massachusetts.

The 8 family nurse practitioner records with the nearest ZIP codes

  1. Eileen Berge, FNPWest Springfield, MA 010891235337593
  2. Carol BoyceWest Springfield, MA 010891144525817
  3. Ashley Correll, FNPWest Springfield, MA 010891467849331
  4. Rebecca DiazWest Springfield, MA 010891548675440
  5. Jill Kordas, APRNWest Springfield, MA 010891235447715
  6. Pamela Kurkul, ARNPW Springfield, MA 010891972672368
  7. Heather Lomax-Allen, NPWest Springfield, MA 010891053559005
  8. Jennifer Massa, NPWest Springfield, MA 010891205117439

Common questions

What is Leslie Jael Marshall, FNP-C's NPI number?

Leslie Jael Marshall, FNP-C's National Provider Identifier (NPI) is 1336873967, issued on Jul 11, 2022. An NPI identifies a provider in billing; it is not a license.

Where is Leslie Jael Marshall, FNP-C located?

The NPPES record lists a practice address at 928 Riverdale St, West Springfield, MA, 01089. Phone: (866) 389-2727. Providers update this record themselves, so call before visiting.

How can I verify Leslie Jael Marshall, FNP-C's license?

NPPES lists Massachusetts license number RN2266247, as entered by the provider. Search the Massachusetts board that licenses this profession; the NPPES record confirms identity only.

How much does Leslie Jael Marshall, FNP-C prescribe under Medicare Part D?

In 2024, Leslie Jael Marshall, FNP-C had 90 Medicare Part D claims for 61 beneficiaries; the average among family nurse practitioner prescribers was 1,305. Part D covers Medicare prescriptions only.

What is Leslie Jael Marshall, FNP-C's MIPS final score?

The 2023 MIPS final score is 84.9 of 100, reported for the practice group. 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.