NPPES file of Aug 9, 2026

Diane M. Sheehan, APRN

Family Nurse Practitioner · Trumbull, CT

Diane M. Sheehan, APRN is a family nurse practitioner with a practice address in Trumbull, Connecticut, and NPI 1295030369, issued on Jan 20, 2011. Check the license (Connecticut 4560, 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 2023 and 2024 · method · Verify with CMS →

NPPES recordNPPES file of Aug 9, 2026
1295030369
Name
Diane M. Sheehan
Credential
APRN
Primary taxonomy
Family Nurse Practitioner 363LF0000X
License number
4560 CT
Self-reported in NPPES; status is on the state search
Practice location
5520 Park Ave, Trumbull, CT 06611
Phone
(203) 373-7388
Enumerated
Jan 20, 2011
Record last updated
Dec 29, 2014 (not updated in 12 years: call before relying on the address or phone)
Medicare enrollment
Enrolled (PECOS I20110429000412); 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 5520 Park Ave

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

  1. Jenna AddisonFamily Nurse Practitioner1649725656
  2. Melanie Albright, C.N.M.Advanced Practice Midwife1609892058
  3. Robin Berger, MDObstetrics & Gynecology Physician1043327653
  4. Adam Breiner, N.D.Naturopath1497819601
  5. Mark Breiner, D.D.S.General Practice Dentistry1427348085
  6. Hanna Caridad, MS, RD, CDNRegistered Dietitian1114681988

Verify Diane M. Sheehan 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 4560
    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

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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31% more Medicare Part D claims than the average family nurse practitioner in 2024

1,714 Medicare Part D claims for 195 beneficiaries, against an average of 1,305 among the 140,557 providers of this specialty who prescribed in Part D. Brand-name drugs were 64% of claims.

  1. Diane Sheehan1,714
  2. Specialty average1,305

Most prescribed

  1. Ozempic181 claims
  2. Mounjaro172 claims
  3. Jardiance155 claims
  4. Humalog Mix 75-25 Kwikpen83 claims
  5. Nano 2nd Gen Pen Needle61 claims
  6. Rosuvastatin Calcium55 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.

The MIPS final score for 2023 (Medicare payment program): 93.3 of 100

The Merit-based Incentive Payment System score is reported for this clinician. 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 score81.7
  2. Costnot scored (reweighted)
  3. Promoting interoperabilityout of 100 · 25%78.0
  4. Improvement activities40 of 40 points · 15%100.0

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

Industry payments in 2024: $287.27

4 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. Diane Sheehan$287.27
  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. Northeast Medical Group IncBridgeport, CT

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

Diane M. Sheehan among 2,669 family nurse practitioner records in Connecticut

Diane M. Sheehan, 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 2011, is newer than 20% of them.

  • NPI issued2011 · 20% of these records are older, 77% newer
  • In a Medicare fileYes · 76% of these records are
  • In the CMS Doctors and Clinicians fileYes · 62% of these records are
  • Graduated2010 · median 2018 among the 1,664 with a school on file
  • Record last updated2014 · 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).

45 family nurse practitioner records list a practice address in Trumbull

They are 45 of the 786 NPPES records with a practice address in Trumbull, and 2,669 family nurse practitioner records in Connecticut.

The 8 family nurse practitioner records with the nearest ZIP codes

  1. Monica Chaclas, APRNTrumbull, CT 066111154317147
  2. Susanna Cronmiller, F.N.P, APRNTrumbull, CT 066111003141706
  3. Laura Degeorge, APRN, NP-CTrumbull, CT 066111003123985
  4. Mahalia Dejesus, FNP-BCTrumbull, CT 066111578512323
  5. Nancy Dennert, APRNTrumbull, CT 066111962718627
  6. Brenda Ganser, APRNTrumbull, CT 066111215983705
  7. Pamela Gau, APRNTrumbull, CT 066111770695843
  8. Nanci Kaczegowicz, APRNTrumbull, CT 066111487657276

Common questions

What is Diane M. Sheehan, APRN's NPI number?

Diane M. Sheehan, APRN's National Provider Identifier (NPI) is 1295030369, issued on Jan 20, 2011. An NPI identifies a provider in billing; it is not a license.

Where is Diane M. Sheehan, APRN located?

The NPPES record lists a practice address at 5520 Park Ave, Trumbull, CT, 06611. Phone: (203) 373-7388. Providers update this record themselves, so call before visiting.

How can I verify Diane M. Sheehan, APRN's license?

NPPES lists Connecticut license number 4560, as entered by the provider. Search the Connecticut board that licenses this profession; the NPPES record confirms identity only.

How much does Diane M. Sheehan, APRN prescribe under Medicare Part D?

In 2024, Diane M. Sheehan, APRN had 1,714 Medicare Part D claims for 195 beneficiaries; the average among family nurse practitioner prescribers was 1,305. Part D covers Medicare prescriptions only.

What is Diane M. Sheehan, APRN's MIPS final score?

The 2023 MIPS final score is 93.3 of 100. 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.