NPPES file of Aug 9, 2026

Leslie Barbara Washburn, NP

Family Nurse Practitioner · Dalton, MA

Leslie Barbara Washburn, NP is a family nurse practitioner with a practice address in Dalton, Massachusetts, and NPI 1053365205, issued on May 20, 2006. Check the license (Massachusetts 209631, 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
1053365205
Name
Leslie Barbara Washburn
Credential
NP
Primary taxonomy
Family Nurse Practitioner 363LF0000X
License number
209631 MA
Self-reported in NPPES; status is on the state search
Practice location
33 North St, Dalton, MA 01226
Phone
(413) 684-2110
Enumerated
May 20, 2006
Record last updated
Aug 14, 2013 (not updated in 13 years: call before relying on the address or phone)
Fax
(413) 684-1517
Medicare enrollment
Enrolled (PECOS I20060124000236); 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 33 North St

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

  1. John Burnham, MDInternal Medicine Physician1467548875
  2. Thomas Irwin, D.O.Internal Medicine Physician1083711378
  3. Thomas Vaughan, MDInternal Medicine Physician1730275140

Verify Leslie Barbara Washburn 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 209631
    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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40% more Medicare Part D claims than the average family nurse practitioner in 2024

1,828 Medicare Part D claims for 196 beneficiaries, against an average of 1,305 among the 140,557 providers of this specialty who prescribed in Part D. Brand-name drugs were 11% of claims. 91 claims were for opioids.

  1. Leslie Washburn1,828
  2. Specialty average1,305

Most prescribed

  1. Atorvastatin Calcium156 claims
  2. Lisinopril116 claims
  3. Amlodipine Besylate105 claims
  4. Metformin Hcl53 claims
  5. Omeprazole53 claims
  6. Albuterol Sulfate Hfa51 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: $22.50

1 payment: food and beverage; the largest payer was Exact Sciences Corporation. The 99,489 providers of this specialty with any payment received $650.95 on average. Payments are reported by manufacturers, not by the provider, and are not a sign of wrongdoing.

  1. Leslie Washburn$22.50
  2. Specialty average$650.95

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

Bills Medicare through 3 group practices

  1. Dimock Community Health Center, Inc.Roxbury, MA
  2. Greater New Bedford Community Health Center IncNew Bedford, MA
  3. Harbor Health Services IncDorchester, MA

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

Leslie Barbara Washburn among 4,724 family nurse practitioner records in Massachusetts

Leslie Barbara Washburn, NP 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 2006, is newer than 2% of them.

  • NPI issued2006 · 2% of these records are older, 91% newer
  • In a Medicare fileYes · 71% of these records are
  • In the CMS Doctors and Clinicians fileYes · 57% of these records are
  • Graduated1996 · median 2019 among the 2,704 with a school on file
  • Record last updated2013 · 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).

1 family nurse practitioner record lists a practice address in Dalton

They are 1 of the 36 NPPES records with a practice address in Dalton, and 4,724 family nurse practitioner records in Massachusetts.

The 8 family nurse practitioner records with the nearest ZIP codes

  1. Gayle Armstrong, NPGreat Barrington, MA 012301235279597
  2. Noah Barkley, FNPGreat Barrington, MA 012301912776618
  3. Laura Brigham Gariepy, FNPGreat Barrington, MA 012301578979662
  4. Kathleen Floyd, FNP BCGreat Barrington, MA 012301790742773
  5. Kathryn Korte, FNPGreat Barrington, MA 012301043211956
  6. Kimberly Logan, FNPCGt Barrington, MA 012301700931342
  7. Kari Mendel, FNPGreat Barrington, MA 012301366968570
  8. Stacy Mihlek, DNP FNP-BCGreat Barrington, MA 012301750889614

Common questions

What is Leslie Barbara Washburn, NP's NPI number?

Leslie Barbara Washburn, NP's National Provider Identifier (NPI) is 1053365205, issued on May 20, 2006. An NPI identifies a provider in billing; it is not a license.

Where is Leslie Barbara Washburn, NP located?

The NPPES record lists a practice address at 33 North St, Dalton, MA, 01226. Phone: (413) 684-2110. Providers update this record themselves, so call before visiting.

How can I verify Leslie Barbara Washburn, NP's license?

NPPES lists Massachusetts license number 209631, as entered by the provider. Search the Massachusetts board that licenses this profession; the NPPES record confirms identity only.

How much does Leslie Barbara Washburn, NP prescribe under Medicare Part D?

In 2024, Leslie Barbara Washburn, NP had 1,828 Medicare Part D claims for 196 beneficiaries; the average among family nurse practitioner prescribers was 1,305. 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.

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.