NPPES file of Aug 9, 2026

Mary E. Leahy, APRN

Family Nurse Practitioner · Avon, CT

Mary E. Leahy, APRN is a family nurse practitioner with a practice address in Avon, Connecticut, and NPI 1669496113, issued on Jul 27, 2006. Check the license (Connecticut 002626, as entered in NPPES) with the Connecticut 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
1669496113
Name
Mary E. Leahy
Credential
APRN
Primary taxonomy
Family Nurse Practitioner 363LF0000X
License number
002626 CT
Self-reported in NPPES; status is on the state search
Practice location
35 Nod RD Ste 205, Avon, CT 06001
Phone
(860) 409-1507
Enumerated
Jul 27, 2006
Record last updated
Mar 30, 2020 (not updated in 6 years: call before relying on the address or phone)
Fax
(860) 409-1944
Medicare enrollment
Enrolled (PECOS I20060201000160); accepts Medicare assignment
Medical or professional school
Yale University School Of Medicine, 1995
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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Verify Mary E. Leahy in five checks

  1. 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
  2. 2LicenseActive license and public ordersWhich Connecticut board licenses this profession
    Search for license 002626
    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 Connecticut license search

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30% fewer Medicare Part D claims than the average family nurse practitioner in 2024

917 Medicare Part D claims for 454 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.

  1. Mary Leahy917
  2. Specialty average1,305

Most prescribed

  1. Prednisone114 claims
  2. Albuterol Sulfate Hfa64 claims
  3. Amoxicillin-Clavulanate Potass59 claims
  4. Azithromycin56 claims
  5. Doxycycline Hyclate55 claims
  6. Cephalexin39 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.

Bills Medicare through one group practice

  1. Afc Physicians OF Connecticut PCTorrington, CT

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

Mary E. Leahy among 2,669 family nurse practitioner records in Connecticut

Mary E. Leahy, APRN is one of 2,669 family nurse practitioner records with a practice address in Connecticut. 76% 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 · 76% of these records are
  • In the CMS Doctors and Clinicians fileYes · 62% of these records are
  • Graduated1995 · median 2018 among the 1,664 with a school on file
  • Record last updated2020 · 43% 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 Connecticut practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).

51 family nurse practitioner records list a practice address in Avon

They are 51 of the 673 NPPES records with a practice address in Avon, and 2,669 family nurse practitioner records in Connecticut.

The 8 family nurse practitioner records with the nearest ZIP codes

  1. Yan Yan Beach, APRNAvon, CT 060011861994220
  2. Lynne Benjamin, APRNAvon, CT 060011134528946
  3. Taryn Bishop, APRNAvon, CT 060011942736293
  4. Catherine Black, CRNPAvon, CT 060011720579840
  5. Victor Calhoun, APRNAvon, CT 060011366991796
  6. Crystal Cunningham, RNAvon, CT 060011952894131
  7. Sarah Dean, APRNAvon, CT 060011083002307
  8. Halina Dombkowski, APRNAvon, CT 060011215330436

Common questions

What is Mary E. Leahy, APRN's NPI number?

Mary E. Leahy, APRN's National Provider Identifier (NPI) is 1669496113, issued on Jul 27, 2006. An NPI identifies a provider in billing; it is not a license.

Where is Mary E. Leahy, APRN located?

The NPPES record lists a practice address at 35 Nod RD Ste 205, Avon, CT, 06001. Phone: (860) 409-1507. Providers update this record themselves, so call before visiting.

How can I verify Mary E. Leahy, APRN's license?

NPPES lists Connecticut license number 002626, as entered by the provider. Search the Connecticut board that licenses this profession; the NPPES record confirms identity only.

How much does Mary E. Leahy, APRN prescribe under Medicare Part D?

In 2024, Mary E. Leahy, APRN had 917 Medicare Part D claims for 454 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.