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DR. JUDITH R EHRENFELD PHD RN CS
NPI 1447358239
Clinical Nurse Specialist in Freeport, NY

Active since September 20, 2006PECOS EnrolledAccepts Medicare Assignment
42 OAKFIELD AVENUE, FREEPORT, NY 11520(516) 623-7081(516) 623-7596 Get Directions Write a Review

NPPES record last updated: September 11, 2025. Verified against the NPPES registry weekly; last sync: August 16, 2026.

About Dr. Judith R Ehrenfeld Phd Rn Cs NPPES

Official registry information on file with the National Plan and Provider Enumeration System.

DR. JUDITH R EHRENFELD PHD RN CS (NPI 1447358239) is an individual clinical nurse specialist in Freeport, New York, licensed in New York (1817321) and active in the NPI registry since September 2006. She is enrolled in Medicare PECOS and is a graduate of Other (1965).

NPPES Registry Identity

NPI1447358239
Entity TypeIndividualFemale
Primary Taxonomy364S00000X
Provider Legal NameDR. JUDITH R EHRENFELDCredential: PHD RN CS
Location Address42 OAKFIELD AVENUEFreeport, NY 11520-1936
Mailing Address42 Oakfield AvenueFreeport, NY 11520-1936 · (516) 623-7081 · Fax (516) 623-7596
Phone(516) 623-7081
Fax(516) 623-7596
Sole ProprietorNo
Medical School CMSOtherGraduated 1965
Enumeration DateSeptember 20, 2006
Last NPPES UpdateSeptember 11, 2025
✔ NPI 1447358239 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses 2

★ Primary SpecialtyClinical Nurse SpecialistPhysician Assistants & Advanced Practice Nursing Providers
Taxonomy Code364S00000X
License✔ Licensed in NY · 1817321
Definition
A registered nurse who, through a graduate degree program in nursing, or through a formal post-basic education program or continuing education courses and clinical experience, is expert in a specialty area of nursing practice within one or more of the components of direct patient/client care, consultation, education, research and administration.
Also ListedRegistered NurseTaxonomy 163W00000X · License 1817321 (NY)
42 OAKFIELD AVENUE, Freeport, NY 11520
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Accepted Insurance

The full list of accepted plans is on the Insurance tab. Issuers include Providence Health Plan.Insurance ›

Medicare Participation & PECOS CMS

Medicare enrollment, assignment, and ordering and referring status from the CMS PECOS system.

Medicare Enrollment Status

✔

Enrolled in Medicare and accepts Medicare assignment

Dr. Judith R Ehrenfeld Phd Rn Cs is registered in PECOS and agrees to accept the Medicare-approved amount as full payment. Medicare patients are not billed beyond the standard deductible and coinsurance.

PECOS PAC ID4486826625
PECOS Enrollment IDI20111011000628
Eligible to Order & Refer✔ Part B Labs & Imaging✔ Durable Medical Equipment✔ Home Health Agency✔ Power Mobility DevicesPer the CMS Ordering and Referring file. Eligibility means Medicare pays claims that this provider orders or refers for these categories.

Areas of Expertise CMS Part B claims

Services this provider delivered to Medicare fee-for-service patients, from the CMS Medicare utilization data. Higher counts generally reflect more experience with a service; care delivered outside Medicare is not included.

Psychotherapy, 45 minutes 90834
Psychotherapy is a treatment method where you converse with a therapist about your thoughts, feelings, and behaviors. In a 45-minute session, the therapist assists you in understanding and managing your mental health concerns, improving emotional wellness, and promoting personal growth.
217 services11 patients

Physician Visit Costs CMS claims · ZIP area

Typical Medicare office-visit costs in the 11520 ZIP code area, from fee-for-service claims. These are area statistics, not this provider’s prices; actual charges vary by service and coverage.

New Patient
$154.28 typical visit price
range $67.40 – $203.53
Typical copayment $38.57 (range $16.85 – $50.88)
Most-billed visit code 99204
Established Patient
$117.62 typical visit price
range $21.66 – $164.45
Typical copayment $29.40 (range $5.41 – $41.11)
Most-billed visit code 99214
Amounts reflect what Medicare beneficiaries in this ZIP area are typically charged for office visits. Patients with other coverage should check their individual plans.

Frequently Asked Questions NPPES & CMS

Common questions about this NPI record, answered from the official NPPES registry and CMS datasets shown on this page.

What is Judith Ehrenfeld's NPI number?

The NPI number for Judith Ehrenfeld is 1447358239. It was assigned to this individual provider in the NPPES registry on September 20, 2006.

Where is Judith Ehrenfeld located?

Judith Ehrenfeld practices at 42 Oakfield Avenue, Freeport, NY 11520. The listed phone number is (516) 623-7081.

What is Judith Ehrenfeld's specialty?

The primary specialty registered for this NPI is Clinical Nurse Specialist with taxonomy code 364S00000X.

Is Judith Ehrenfeld enrolled in Medicare?

Yes. Judith Ehrenfeld is registered in the Medicare PECOS system and accepts Medicare assignment, which means accepting the Medicare-approved amount as payment in full for covered services.

What insurance does Judith Ehrenfeld accept?

Health plans from Providence Health Plan list Judith Ehrenfeld as in-network in at least one marketplace plan. Coverage varies by plan and year; verify with the insurer or the provider before a visit.

When was this NPI record last updated?

The NPPES record for Judith Ehrenfeld was last updated on September 11, 2025. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 11 months ago. If this record has changed at CMS more recently, you can request an on-demand re-check against the live CMS registry, directly from this page.