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ISABELLE ARMINDA ZWICK
NPI 1023789211
Social Worker - Clinical in Brooklyn, NY

Active since September 27, 2021PECOS EnrolledAccepts Medicare Assignment
514 49TH ST, BROOKLYN, NY 11220(718) 431-2600 Get Directions Write a Review

NPPES record last updated: September 27, 2021. Verified against the NPPES registry weekly; last sync: October 18, 2026.

About Isabelle Arminda Zwick NPPES

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

ISABELLE ARMINDA ZWICK (NPI 1023789211) is an individual clinical provider in Brooklyn, New York, licensed in New York (113813) and active in the NPI registry since September 2021. She is enrolled in Medicare PECOS, is affiliated with Nyu Langone Hospitals, and is a graduate of Other (2021).

NPPES Registry Identity

NPI1023789211
Entity TypeIndividualFemale
Primary Taxonomy1041C0700X
Provider Legal NameISABELLE ARMINDA ZWICK
Location Address514 49TH STBrooklyn, NY 11220-2010
Mailing Address501 W 123rd St Apt 8fNew York, NY 10027-5008 · (917) 748-2195
Phone(718) 431-2600
Sole ProprietorYes
Medical School CMSOtherGraduated 2021
Enumeration DateSeptember 27, 2021
NPPES CertifiedSeptember 27, 2021
✔ NPI 1023789211 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses

★ Primary SpecialtySocial Worker · ClinicalBehavioral Health & Social Service Providers
Taxonomy Code1041C0700X
License✔ Licensed in NY · 113813
Definition
A social worker who holds a master's or doctoral degree in social work from an accredited school of social work in addition to at least two years of post-master's supervised experience in a clinical setting. The social worker must be licensed, certified, or registered at the clinical level in the jurisdiction of practice. A clinical social worker provides direct services, including interventions focused on interpersonal interactions, intrapsychic dynamics, and life management issues. Clinical social work services are based on bio-psychosocial perspectives. Services consist of assessment, diagnosis, treatment (including psychotherapy and counseling), client-centered advocacy, consultation, evaluation, and prevention of mental illness, emotional, or behavioral disturbances.
514 49TH ST, Brooklyn, NY 11220
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Medicare Participation & PECOS CMS

Medicare enrollment, assignment, billing reassignment, and ordering and referring status from CMS.

Medicare Enrollment Status

✔

Enrolled in Medicare and accepts Medicare assignment

Isabelle Arminda Zwick 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 ID2264930668
PECOS Enrollment IDI20250813002720
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.

Medicare Billing Reassignment

Medicare enrollment records show Isabelle Zwick reassigns Medicare billing to 1 organization. The organization bills Medicare for the services this provider delivers there.

Nyu Langone Hospitals
0.6 mi
Multi-Specialty
150 55TH ST
Brooklyn, NY 11220
  • Reassigned Medicare billing, New York enrollment
  • 616 clinicians in this Medicare group
NPI 1831549559 (718) 630-7000

Source: CMS Revalidation Reassignment List, October 2026 release. Reassignment records can lag staffing changes; confirm a current affiliation with the organization.

Hospital Affiliations CMS Care Compare

Hospitals where this provider delivers care, identified from recent Medicare claims and place-of-service records.

Nyu Langone Hospitals

Acute Care Hospitals · New York, NY
5/5 CMS rating
OwnershipVoluntary non-profit - Private
CMS Certification Number330214
Location550 First AvenueNew York, NY 10016 · New York County
Emergency services Birthing friendly

Physician Visit Costs CMS claims · ZIP area

Typical Medicare office-visit costs in the 11220 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
$0.00 typical visit price
range $67.40 – $203.53
Typical copayment $0.00 (range $16.85 – $50.88)
Most-billed visit code NA
Established Patient
$83.44 typical visit price
range $21.66 – $164.45
Typical copayment $20.86 (range $5.41 – $41.11)
Most-billed visit code 99213
Amounts reflect what Medicare beneficiaries in this ZIP area are typically charged for office visits. Patients with other coverage should check their individual plans.

Other Providers at the Same Location NPPES 20

Providers registered at the same practice address, or within the immediate area, according to the NPPES registry.

ANGELLA AMELIA ROMERO PASTOR JAIME
Social Worker
514 49TH ST
BROOKLYN, NY 11220
Kings County (718) 630-7942
DR. MARIA CARMEN SESIN L.M.H.C.
Counselor (Mental Health)
514 49TH ST, SUNSET TERRACE FHC
BROOKLYN, NY 11220
Kings County (718) 854-1851
MR. JOSE LUIS MEJIA L.M.H.C.
Counselor (Mental Health)
514 49TH ST, SUNSET TERRACE FHC
BROOKLYN, NY 11220
Kings County (718) 854-1851
ROBERT JUDEM-CAUTIN I LCSW
Social Worker
514 49TH ST, LUTHERAN HOSPITAL
BROOKLYN, NY 11220
Kings County (718) 431-2641
EMILY BRIGLIA
Social Worker
514 49TH ST
BROOKLYN, NY 11220
Kings County (718) 431-2600
DIANE VALLE
Social Worker (Clinical)
514 49TH ST
BROOKLYN, NY 11220
Kings County (718) 431-2600
LUTHERAN MEDICAL CENTER
Chronic Disease Hospital
514 49TH ST
BROOKLYN, NY 11220
Kings County (718) 431-2632
ASHLEY TUNG LCSW
Social Worker (Clinical)
514 49TH ST
BROOKLYN, NY 11220
Kings County (718) 431-2600

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 Isabelle Zwick's NPI number?

The NPI number for Isabelle Zwick is 1023789211. It was assigned to this individual provider in the NPPES registry on September 27, 2021.

Where is Isabelle Zwick located?

Isabelle Zwick practices at 514 49th St, Brooklyn, NY 11220. The listed phone number is (718) 431-2600.

What is Isabelle Zwick's specialty?

The primary specialty registered for this NPI is Social Worker, specializing in Clinical, with taxonomy code 1041C0700X.

Is Isabelle Zwick enrolled in Medicare?

Yes. Isabelle Zwick 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.

Which organization bills Medicare for Isabelle Zwick's services?

According to the CMS Revalidation Reassignment List (October 2026 release), Isabelle Zwick reassigns Medicare benefits to Nyu Langone Hospitals (Brooklyn, NY). The reassignment is filed with Medicare on form CMS-855R, signed by both the clinician and the organization, and lets the organization bill Medicare and receive payment for Isabelle Zwick's services. Reassignment records can lag staffing changes; confirm current arrangements with the organization.

Is Isabelle Zwick affiliated with any hospitals?

According to CMS data, Isabelle Zwick is affiliated with Nyu Langone Hospitals.

When was this NPI record last updated?

The NPPES record for Isabelle Zwick was last updated on September 27, 2021. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 5 years 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.