NPPES file of Aug 9, 2026

Karen Lynne Zanni, PH.D., FNP-BC

Family Nurse Practitioner · Leeds, MA

Karen Lynne Zanni, PH.D., FNP-BC is a family nurse practitioner with a practice address in Leeds, Massachusetts, and NPI 1255714069, issued on Jun 30, 2015. Check the license (Massachusetts RN2348897, 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
1255714069
Name
Karen Lynne Zanni
Credential
PH.D., FNP-BC
Primary taxonomy
Family Nurse Practitioner 363LF0000X
License numbers
RN2348897 MA
F334208 NY
10128 CT
F407713 NY
Self-reported in NPPES; status is on the state search
Practice location
421 N Main St, Leeds, MA 01053
Phone
(413) 584-4040
Enumerated
Jun 30, 2015
Record last updated
Jul 27, 2026
Medicare enrollment
Enrolled (PECOS I20180327002297); accepts Medicare assignment
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 421 N Main St

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

  1. Alice Abbott, MDEndocrinology, Diabetes & Metabolism Physician1922096205
  2. Mohammed Ahmed, M.DInternal Medicine Physician1992734305
  3. Jacob Allen, PTPhysical Therapist1972013944
  4. James Ando, AU.D.Audiologist1093167785
  5. Callan AngrisaniSocial Worker1134805732
  6. Roselyne AruseiPsychiatric/Mental Health Nurse Practitioner1669228896

Verify Karen Lynne Zanni 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 RN2348897
    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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94% fewer Medicare Part D claims than the average family nurse practitioner in 2024

78 Medicare Part D claims for 53 beneficiaries, against an average of 1,305 among the 140,557 providers of this specialty who prescribed in Part D.

  1. Karen Zanni78
  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.

Industry payments in 2024: $85.97

4 payments; by number, the most common kind was food and beverage; the largest payer was Takeda Pharmaceuticals U.S.A., Inc. 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. Karen Zanni$85.97
  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 one group practice

  1. Community Care Physicians PLLCLatham, NY

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

Karen Lynne Zanni among 4,724 family nurse practitioner records in Massachusetts

Karen Lynne Zanni, PH.D., FNP-BC 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 2015, is newer than 34% of them.

  • NPI issued2015 · 34% of these records are older, 61% newer
  • In a Medicare fileYes · 71% of these records are
  • In the CMS Doctors and Clinicians fileYes · 57% of these records are
  • Graduated2002 · median 2019 among the 2,704 with a school on file
  • Record last updated2026 · 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).

17 family nurse practitioner records list a practice address in Leeds

They are 17 of the 376 NPPES records with a practice address in Leeds, and 4,724 family nurse practitioner records in Massachusetts.

The 8 family nurse practitioner records with the nearest ZIP codes

  1. Susan Adams, CFNPLeeds, MA 010531770554891
  2. Carrie Ames, FNP-BCLeeds, MA 010531801341391
  3. Caitlin Budrewicz, DNP, FNP-CLeeds, MA 010531699291195
  4. Lisa Coughlin, NPLeeds, MA 010531487090627
  5. Theresa KoloskiLeeds, MA 010531790297448
  6. Carolyn Krause, RNCNPLeeds, MA 010531083723001
  7. Raymond Martin, FNP-BCLeeds, MA 010531831415256
  8. Janice Pastuszak, NPLeeds, MA 010531043324403

Common questions

What is Karen Lynne Zanni, PH.D., FNP-BC's NPI number?

Karen Lynne Zanni, PH.D., FNP-BC's National Provider Identifier (NPI) is 1255714069, issued on Jun 30, 2015. An NPI identifies a provider in billing; it is not a license.

Where is Karen Lynne Zanni, PH.D., FNP-BC located?

The NPPES record lists a practice address at 421 N Main St, Leeds, MA, 01053. Phone: (413) 584-4040. Providers update this record themselves, so call before visiting.

How can I verify Karen Lynne Zanni, PH.D., FNP-BC's license?

NPPES lists Massachusetts license number RN2348897, as entered by the provider. Search the Massachusetts board that licenses this profession; the NPPES record confirms identity only.

How much does Karen Lynne Zanni, PH.D., FNP-BC prescribe under Medicare Part D?

In 2024, Karen Lynne Zanni, PH.D., FNP-BC had 78 Medicare Part D claims for 53 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.