NPPES file of Aug 9, 2026

Kelley Fleckenstein, CNP, RN

Gerontology Nurse Practitioner · Manchester, NH

Kelley Fleckenstein, CNP, RN is a gerontology nurse practitioner with a practice address in Manchester, New Hampshire, and NPI 1639537467, issued on Feb 8, 2016. Check the license (New Hampshire 086356-23, as entered in NPPES) with the New Hampshire 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
1639537467
Name
Kelley Fleckenstein
Credential
CNP, RN
Primary taxonomy
Gerontology Nurse Practitioner 363LG0600X
License numbers
086356-23 NH
RN2298942 MA
Self-reported in NPPES; status is on the state search
Practice location
1 Elliot Way, Manchester, NH 03103
Phone
(603) 663-2271
Enumerated
Feb 8, 2016
Record last updated
Feb 1, 2023
Fax
(603) 663-2273
Medicare enrollment
Enrolled (PECOS I20211110000714); 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 1 Elliot Way

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

  1. Bryan AjaCertified Registered Nurse Anesthetist1194184580
  2. Bridget Alcorn, NPAdult Health Nurse Practitioner1457300352
  3. Jaime Altabet, M.D.Diagnostic Radiology Physician1760820609
  4. Nicholas AngeloneFamily Nurse Practitioner1124850680
  5. David Arend, MDAnesthesiology Physician1639133119
  6. Paul Arnstein, ARNPNurse Practitioner1184686131

Verify Kelley Fleckenstein in five checks

  1. 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
  2. 2LicenseActive license and public ordersWhich New Hampshire board licenses this profession
    Search for license 086356-23
    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 New Hampshire license search

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96% fewer Medicare Part D claims than the average gerontology nurse practitioner in 2024

55 Medicare Part D claims, against an average of 1,369 among the 6,165 providers of this specialty who prescribed in Part D.

  1. Kelley Fleckenstein55
  2. Specialty average1,369

Most prescribed

  1. Metoprolol Tartrate14 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. Elliot Professional ServicesManchester, NH

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

Kelley Fleckenstein among 40 gerontology nurse practitioner records in New Hampshire

Kelley Fleckenstein, CNP, RN is one of 40 gerontology nurse practitioner records with a practice address in New Hampshire. 85% of them appear in a Medicare file (Part D prescribing, MIPS, Open Payments or Medicare group billing); this one does. Its NPI, issued in 2016, is newer than 38% of them.

  • NPI issued2016 · 38% of these records are older, 55% newer
  • In a Medicare fileYes · 85% of these records are
  • In the CMS Doctors and Clinicians fileYes · 68% of these records are
  • Graduated2016 · median 2019 among the 27 with a school on file
  • Record last updated2023 · 30% of these records were not updated in five years or more

Source: CMS NPPES, file of Aug 9, 2026, every record with primary taxonomy 363LG0600X and a New Hampshire practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).

Gerontology Nurse Practitioner providers in New Hampshire

There are 40 gerontology nurse practitioner records in New Hampshire.

The 8 gerontology nurse practitioner records with the nearest ZIP codes

  1. Joanne Anctil, ARNPManchester, NH 031041265499834
  2. Allyson Fanjoy, MSN, RN, AGNPManchester, NH 031041740980978
  3. Nicole Gordon, NPManchester, NH 031041982789939
  4. Mary Kimball, ARNPManchester, NH 031041568427060
  5. Everline Osanya, NP-CManchester, NH 031041497138739
  6. Cassidy Abrahamson, NPBedford, NH 031101942852769
  7. Alex MutukuBedford, NH 031101073114674
  8. Lisa Page, ARNPBedford, NH 031101306890843

Common questions

What is Kelley Fleckenstein, CNP, RN's NPI number?

Kelley Fleckenstein, CNP, RN's National Provider Identifier (NPI) is 1639537467, issued on Feb 8, 2016. An NPI identifies a provider in billing; it is not a license.

Where is Kelley Fleckenstein, CNP, RN located?

The NPPES record lists a practice address at 1 Elliot Way, Manchester, NH, 03103. Phone: (603) 663-2271. Providers update this record themselves, so call before visiting.

How can I verify Kelley Fleckenstein, CNP, RN's license?

NPPES lists New Hampshire license number 086356-23, as entered by the provider. Search the New Hampshire board that licenses this profession; the NPPES record confirms identity only.

How much does Kelley Fleckenstein, CNP, RN prescribe under Medicare Part D?

In 2024, Kelley Fleckenstein, CNP, RN had 55 Medicare Part D claims; the average among gerontology nurse practitioner prescribers was 1,369. 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.