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MS. CATHLEEN MARIE RYBAK LCSW
NPI 1174543359
Social Worker - Clinical in New York, NY

Active since July 20, 2006PECOS Enrolled
80 EAST 11TH STREET, #534, NEW YORK, NY 10003(917) 514-1908(212) 674-6774 Get Directions Write a Review

NPPES record last updated: August 10, 2026. Verified against the NPPES registry weekly; last sync: October 18, 2026.

About Ms. Cathleen Marie Rybak Lcsw NPPES

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

MS. CATHLEEN MARIE RYBAK LCSW (NPI 1174543359) is an individual clinical provider in New York, New York, licensed in New York (R048818-1) and active in the NPI registry since July 2006. She is enrolled in Medicare PECOS and is a graduate of Other (1993).

NPPES Registry Identity

NPI1174543359
Entity TypeIndividualFemale
Primary Taxonomy1041C0700X
Provider Legal NameMS. CATHLEEN MARIE RYBAKCredential: LCSW
Location Address80 EAST 11TH STREET, #534New York, NY 10003
Mailing Address149 Avenue A Apt. 5fnNew York, NY 10009 · (917) 514-1908 · Fax (212) 674-6774
Phone(917) 514-1908
Fax(212) 674-6774
Sole ProprietorYes
Medical School CMSOtherGraduated 1993
Enumeration DateJuly 20, 2006
Last NPPES UpdateAugust 10, 2026
NPPES CertifiedAugust 10, 2026
✔ NPI 1174543359 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 · R048818-1
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.
80 EAST 11TH STREET, New York, NY 10003
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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 (PECOS)

Ms. Cathleen Marie Rybak Lcsw is registered in the CMS Provider Enrollment, Chain and Ownership System (PECOS).

PECOS PAC ID8820171747
PECOS Enrollment IDI20080214000450
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 Cathleen Rybak reassigns Medicare billing to 1 organization. The organization bills Medicare for the services this provider delivers there.

Cathleen Rybak Lcsw PC
Same address
Clinical
799 BROADWAY STE 534
New York, NY 10003
  • Reassigned Medicare billing, Pennsylvania enrollment
NPI 1669873451 (917) 514-1908

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

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.
331 services15 patients

Physician Visit Costs CMS claims · ZIP area

Typical Medicare office-visit costs in the 10003 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 $65.69 – $198.19
Typical copayment $0.00 (range $16.42 – $49.54)
Most-billed visit code NA
Established Patient
$81.44 typical visit price
range $21.20 – $160.66
Typical copayment $20.36 (range $5.30 – $40.16)
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 6

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

SUELLEN SNYDER LCSW
Social Worker (Clinical)
80 EAST 11TH STREET, SUITE 239
NEW YORK, NY 10003
New York County (917) 318-8413
DR. NEIL STEWART NEWMAN PH.D.
Psychologist (Clinical)
80 EAST 11TH STREET, SUITE 510
NEW YORK, NY 10003
New York County (212) 614-8136
MRS. JUDY LANDY MSW
Social Worker
80 EAST 11TH STREET, SUITE 408
NEW YORK, NY 10003
New York County (212) 228-4370
HEATHER (HETI) BAKER LCSW, LCAT, ATR-BC
Social Worker (Clinical)
80 EAST 11TH STREET, SUITE 208
NEW YORK, NY 10003
New York County (347) 276-8259
MR. PETER SEVERINO LCSW-R
Social Worker (Clinical)
80 EAST 11TH STREET, SUITE 618
NEW YORK, NY 10003
New York County (212) 533-2130
DR. DEBORAH MICHAL WAXENBERG PHD
Psychologist
80 EAST 11TH STREET, SUITE 614
NEW YORK, NY 10003
New York County (212) 477-0491

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 Cathleen Rybak's NPI number?

The NPI number for Cathleen Rybak is 1174543359. It was assigned to this individual provider in the NPPES registry on July 20, 2006.

Where is Cathleen Rybak located?

Cathleen Rybak practices at 80 East 11th Street #534, New York, NY 10003. The listed phone number is (917) 514-1908.

What is Cathleen Rybak's specialty?

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

Is Cathleen Rybak enrolled in Medicare?

Yes. Cathleen Rybak is registered in the Medicare PECOS enrollment system.

Which organization bills Medicare for Cathleen Rybak's services?

According to the CMS Revalidation Reassignment List (October 2026 release), Cathleen Rybak reassigns Medicare benefits to Cathleen Rybak Lcsw PC (New York, 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 Cathleen Rybak's services. Reassignment records can lag staffing changes; confirm current arrangements with the organization.

When was this NPI record last updated?

The NPPES record for Cathleen Rybak was last updated on August 10, 2026. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 2 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.