NPPES file of Aug 9, 2026

Kathleen Sarah Kirrane, APRN

Family Nurse Practitioner · Waterbury, CT

Kathleen Sarah Kirrane, APRN is a family nurse practitioner with a practice address in Waterbury, Connecticut, and NPI 1942064902, issued on Feb 9, 2024. Check the license (Connecticut 12815, 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
1942064902
Name
Kathleen Sarah Kirrane
Credential
APRN
Primary taxonomy
Family Nurse Practitioner 363LF0000X
License number
12815 CT
Self-reported in NPPES; status is on the state search
Practice location
1981 E Main St Ste 202, Waterbury, CT 06705
Phone
(203) 755-7711
Enumerated
Feb 9, 2024
Record last updated
Feb 9, 2024
Medicare enrollment
Enrolled (PECOS I20240410000920); accepts Medicare assignment
Medical or professional school
Georgetown University School Of Medicine, 2023
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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Verify Kathleen Sarah Kirrane 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 12815
    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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82% fewer Medicare Part D claims than the average family nurse practitioner in 2024

240 Medicare Part D claims for 76 beneficiaries, against an average of 1,305 among the 140,557 providers of this specialty who prescribed in Part D. Brand-name drugs were 70% of claims.

  1. Kathleen Kirrane240
  2. Specialty average1,305

Most prescribed

  1. Ozempic31 claims
  2. Mounjaro29 claims
  3. Lantus Solostar14 claims
  4. Jardiance11 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: $73.61

3 payments; by number, the most common kind was food and beverage; the largest payer was Boehringer Ingelheim Pharmaceuticals, 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. Kathleen Kirrane$73.61
  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. Nuvance Health Medical Practice CT IncDanbury, CT

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

Kathleen Sarah Kirrane among 2,669 family nurse practitioner records in Connecticut

Kathleen Sarah Kirrane, 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 2024, is newer than 84% of them.

  • NPI issued2024 · 84% of these records are older, 8% newer
  • In a Medicare fileYes · 76% of these records are
  • In the CMS Doctors and Clinicians fileYes · 62% of these records are
  • Graduated2023 · median 2018 among the 1,664 with a school on file
  • Record last updated2024 · 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).

75 family nurse practitioner records list a practice address in Waterbury

They are 75 of the 3,148 NPPES records with a practice address in Waterbury, and 2,669 family nurse practitioner records in Connecticut.

The 8 family nurse practitioner records with the nearest ZIP codes

  1. Macaela Cirish, APRNWaterbury, CT 067051558886671
  2. Debra Giesen, APRNWaterbury, CT 067051518549229
  3. Rebecca Iannotti, APRNWaterbury, CT 067051598584526
  4. Robin McCormack, APRNWaterbury, CT 067051215942636
  5. Mikaylyn PeetWaterbury, CT 067051790649176
  6. Xhulia SeitllariWaterbury, CT 067051598659666
  7. Michelle Smith, APRNWaterbury, CT 067051275211385
  8. Sarah Walsh, APRN, FNP-BCWaterbury, CT 067051922253483

Common questions

What is Kathleen Sarah Kirrane, APRN's NPI number?

Kathleen Sarah Kirrane, APRN's National Provider Identifier (NPI) is 1942064902, issued on Feb 9, 2024. An NPI identifies a provider in billing; it is not a license.

Where is Kathleen Sarah Kirrane, APRN located?

The NPPES record lists a practice address at 1981 E Main St Ste 202, Waterbury, CT, 06705. Phone: (203) 755-7711. Providers update this record themselves, so call before visiting.

How can I verify Kathleen Sarah Kirrane, APRN's license?

NPPES lists Connecticut license number 12815, as entered by the provider. Search the Connecticut board that licenses this profession; the NPPES record confirms identity only.

How much does Kathleen Sarah Kirrane, APRN prescribe under Medicare Part D?

In 2024, Kathleen Sarah Kirrane, APRN had 240 Medicare Part D claims for 76 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.