NPPES file of Aug 9, 2026

Dianne Elizabeth Seidell, APRN

Adult Health Nurse Practitioner · New London, CT

Dianne Elizabeth Seidell, APRN is an adult health nurse practitioner with a practice address in New London, Connecticut, and NPI 1962681403, issued on Nov 1, 2007. Check the license (Connecticut 003692, 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
1962681403
Name
Dianne Elizabeth Seidell
Credential
APRN
Primary taxonomy
Adult Health Nurse Practitioner 363LA2200X
License number
003692 CT
Self-reported in NPPES; status is on the state search
Practice location
365 Montauk Ave, New London, CT 06320
Phone
(860) 442-0711
Enumerated
Nov 1, 2007
Record last updated
Jan 30, 2026
Medicare enrollment
Enrolled (PECOS I20080728000810); 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 365 Montauk Ave

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

  1. Gada Abdelhafiz, MDInternal Medicine Physician1467649558
  2. Mariam Aboukar, D.O.Psychiatry Physician1013448620
  3. Tyler Ackley, PHARMDPharmacist1326632514
  4. Luke Ackroyd, CRNACertified Registered Nurse Anesthetist1982640348
  5. Theresa Adams, M.D.Emergency Medicine Physician1457678138
  6. Syeda Kanza AfzalInternal Medicine Physician1043943046

Verify Dianne Elizabeth Seidell 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 003692
    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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58% more Medicare Part D claims than the average adult health nurse practitioner in 2024

2,019 Medicare Part D claims for 166 beneficiaries, against an average of 1,280 among the 16,937 providers of this specialty who prescribed in Part D. 134 claims were for opioids.

  1. Dianne Seidell2,019
  2. Specialty average1,280

Most prescribed

  1. Gabapentin100 claims
  2. Furosemide84 claims
  3. Levothyroxine Sodium76 claims
  4. Lorazepam72 claims
  5. Eliquis65 claims
  6. Tamsulosin Hcl57 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 2 group practices

  1. Hdc Care Solutions LLCMiddletown, CT
  2. Value Based Long Term Care H PCProvidence, RI

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

Dianne Elizabeth Seidell among 628 adult health nurse practitioner records in Connecticut

Dianne Elizabeth Seidell, APRN is one of 628 adult health nurse practitioner records with a practice address in Connecticut. 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 2007, is newer than 24% of them.

  • NPI issued2007 · 24% of these records are older, 69% newer
  • In a Medicare fileYes · 71% of these records are
  • In the CMS Doctors and Clinicians fileYes · 53% of these records are
  • Graduated2005 · median 2013 among the 332 with a school on file
  • Record last updated2026 · 60% of these records were not updated in five years or more

Source: CMS NPPES, file of Aug 9, 2026, every record with primary taxonomy 363LA2200X and a Connecticut practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).

Adult Health Nurse Practitioner providers in Connecticut

There are 628 adult health nurse practitioner records in Connecticut.

The 8 adult health nurse practitioner records with the nearest ZIP codes

  1. Susan Austen, APRNNew London, CT 063201023025772
  2. John Cosenza, APRNNew London, CT 063201073620647
  3. Andrea Lauter, APRNNew London, CT 063201457490070
  4. Maureen LeachNew London, CT 063201750744546
  5. Kelley Newlin, APRNNew London, CT 063201518939461
  6. Lisa Stemm, A.P.R.N.New London, CT 063201174540694
  7. Dania Wilson, NPNew London, CT 063201164856035
  8. Amanda Antonino, APRNBozrah, CT 063341679012751

Common questions

What is Dianne Elizabeth Seidell, APRN's NPI number?

Dianne Elizabeth Seidell, APRN's National Provider Identifier (NPI) is 1962681403, issued on Nov 1, 2007. An NPI identifies a provider in billing; it is not a license.

Where is Dianne Elizabeth Seidell, APRN located?

The NPPES record lists a practice address at 365 Montauk Ave, New London, CT, 06320. Phone: (860) 442-0711. Providers update this record themselves, so call before visiting.

How can I verify Dianne Elizabeth Seidell, APRN's license?

NPPES lists Connecticut license number 003692, as entered by the provider. Search the Connecticut board that licenses this profession; the NPPES record confirms identity only.

How much does Dianne Elizabeth Seidell, APRN prescribe under Medicare Part D?

In 2024, Dianne Elizabeth Seidell, APRN had 2,019 Medicare Part D claims for 166 beneficiaries; the average among adult health nurse practitioner prescribers was 1,280. 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.