NPPES file of Aug 9, 2026

Libby Leah Frenkel, FNP-BC

Family Nurse Practitioner · Teaneck, NJ

Libby Leah Frenkel, FNP-BC is a family nurse practitioner with a practice address in Teaneck, New Jersey, and NPI 1821890641, issued on Mar 24, 2025. Check the license (New Jersey 26NJ15297700, as entered in NPPES) with the New Jersey board that licenses this profession; the Medicare figures below come from public CMS files.

Record from CMS NPPES, file of Aug 9, 2026 · method · Verify with CMS →

NPPES recordNPPES file of Aug 9, 2026
1821890641
Name
Libby Leah Frenkel
Credential
FNP-BC
Primary taxonomy
Family Nurse Practitioner 363LF0000X
License number
26NJ15297700 NJ
Self-reported in NPPES; status is on the state search
Practice location
197 Cedar LN, Teaneck, NJ 07666
Phone
(201) 975-2400
Enumerated
Mar 24, 2025
Record last updated
Mar 24, 2025
Medicare enrollment
Enrolled (PECOS I20250602003019); 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.
Download card Updates feed

8 nearest family nurse practitioner records → All 3,881 in New Jersey → Look up another NPI →

Also registered at 197 Cedar LN

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

  1. Benjamin De La Rosa, MDInfectious Disease Physician1467604843
  2. Robin Foley, A.P.N.Psychiatric/Mental Health Nurse Practitioner1275781452
  3. Ninette Kanarek, MDPediatrics Physician1295876514
  4. Amy Rojas, D.M.D.Dentist1659569739
  5. Steven Schuss, M.D.Pediatrics Physician1720030679
  6. Edward Zajkowski, M.D.,MPHPediatric Adolescent Medicine Physician1770580938

Verify Libby Leah Frenkel in five checks

  1. 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
  2. 2LicenseActive license and public ordersWhich New Jersey board licenses this profession
    Search for license 26NJ15297700    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 Jersey 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.

Is this page about you? You can ask us to correct, restrict or remove it: how.

Bills Medicare through one group practice

  1. Arthritis And Rheumatic CareTeaneck, NJ

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

Libby Leah Frenkel among 3,881 family nurse practitioner records in New Jersey

Libby Leah Frenkel, FNP-BC is one of 3,881 family nurse practitioner records with a practice address in New Jersey. 74% of them appear in a Medicare file (Part D prescribing, MIPS, Open Payments or Medicare group billing); this one does. Its NPI, issued in 2025, is newer than 88% of them.

  • NPI issued2025 · 88% of these records are older, 4% newer
  • In a Medicare fileYes · 74% of these records are
  • In the CMS Doctors and Clinicians fileYes · 58% of these records are
  • Graduated2025 · median 2019 among the 2,262 with a school on file
  • Record last updated2025 · 40% 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 New Jersey practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).

22 family nurse practitioner records list a practice address in Teaneck

They are 22 of the 1,462 NPPES records with a practice address in Teaneck, and 3,881 family nurse practitioner records in New Jersey.

All 3,881 in New Jersey → Every provider in Teaneck → Family Nurse Practitioner nationwide →

The 8 family nurse practitioner records with the nearest ZIP codes

  1. Eliana Aaron, NPTeaneck, NJ 076661366629743
  2. Aurora Aranzazu, FNP-CTeaneck, NJ 076661992271456
  3. Laurie Cucco, FNP-BCTeaneck, NJ 076661932768330
  4. Cindy ElieTeaneck, NJ 076661912780370
  5. Dena Friedman, FNP-BC, MSN, RNTeaneck, NJ 076661073975371
  6. Yael Goldstein, APRN, FNP-CTeaneck, NJ 076661063125532
  7. Erica KesslerTeaneck, NJ 076661477118933
  8. Kirsten Martinko, APN, FNP-CTeaneck, NJ 076661376894477

Common questions

What is Libby Leah Frenkel, FNP-BC's NPI number?

Libby Leah Frenkel, FNP-BC's National Provider Identifier (NPI) is 1821890641, issued on Mar 24, 2025. An NPI identifies a provider in billing; it is not a license.

Where is Libby Leah Frenkel, FNP-BC located?

The NPPES record lists a practice address at 197 Cedar LN, Teaneck, NJ, 07666. Phone: (201) 975-2400. Providers update this record themselves, so call before visiting.

How can I verify Libby Leah Frenkel, FNP-BC's license?

NPPES lists New Jersey license number 26NJ15297700, as entered by the provider. Search the New Jersey board that licenses this profession; the NPPES record confirms identity 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.

Written with AI tools from the named public files; every figure is computed from those files (how it is made).

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.