1. Home
  2. Directory
  3. New York
  4. Lynbrook
  5. Social Worker
  6. NPI Profile

ROBERT GRABOWSKI LCSWR
NPI 1447316740
Social Worker - Clinical in Lynbrook, NY

Active since December 29, 2006PECOS EnrolledAccepts Medicare Assignment
777 SUNRISE HWY STE 200, LYNBROOK, NY 11563(516) 350-8564(516) 874-2477 Get Directions Write a Review

NPPES record last updated: November 5, 2025. Verified against the NPPES registry weekly; last sync: October 18, 2026.

Record update history: Nov 5, 2025, Oct 2, 2024 (2 updates tracked since 2024).

About Robert Grabowski Lcswr NPPES

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

ROBERT GRABOWSKI LCSWR (NPI 1447316740) is an individual clinical provider in Lynbrook, New York, licensed in New York (R0317621) and active in the NPI registry since December 2006. He is enrolled in Medicare PECOS, maintains a secondary practice location in Arverne, and is a graduate of Other (1984).

NPPES Registry Identity

NPI1447316740
Entity TypeIndividualMale
Primary Taxonomy1041C0700X
Provider Legal NameROBERT GRABOWSKICredential: LCSWR
Location Address777 SUNRISE HWY STE 200Lynbrook, NY 11563-2950
Mailing Address123 Grove Ave Ste 216Cedarhurst, NY 11516-2302 · (516) 350-8564 · Fax (516) 874-2477
Phone(516) 350-8564
Fax(516) 874-2477
Sole ProprietorNo
Medical School CMSOtherGraduated 1984
Enumeration DateDecember 29, 2006
Last NPPES UpdateNovember 5, 20252 updates tracked since enumeration
NPPES CertifiedNovember 5, 2025
✔ NPI 1447316740 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 · R0317621
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.
777 SUNRISE HWY STE 200, Lynbrook, NY 11563
Open in Google Maps ↗

Secondary Practice Location 1

Location 16200 Beach Channel Dr, 213Arverne, NY 11692-1409 · Phone (178) 945-7150 ext. 1213 · Fax (718) 634-4838

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

Robert Grabowski Lcswr 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 ID5890099253
PECOS Enrollment IDI20160204000773
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 Reassignments

4

Medicare enrollment records show Robert Grabowski reassigns Medicare billing to 4 organizations. Each organization bills Medicare for the services this provider delivers there; the nearest is listed first.

Nassau Psychology, P.C.
Same address
Psychologist
777 SUNRISE HWY STE 200
Lynbrook, NY 11563
  • Reassigned Medicare billing, New York enrollment
  • 47 clinicians in this Medicare group
NPI 1750763538 (516) 350-8564
New Horizon Counseling Center Inc
8.0 mi
Mental Health (Including Community Mental Health Center)
10819 ROCKAWAY BLVD
South Ozone Park, NY 11420
  • Reassigned Medicare billing, New York enrollment
  • 187 clinicians in this Medicare group
NPI 1366430563 (718) 845-2620
Long Island Consultation Center, Inc.
11 mi
Clinical
9131 QUEENS BLVD STE 222
Elmhurst, NY 11373
  • Reassigned Medicare billing, New York enrollment
  • 50 clinicians in this Medicare group
NPI 1295878577 (718) 896-3400
Sun River Health Inc
18 mi
Adult Day Care
1543-1545 INWOOD AVENUE, HUDSON RIVER HEALTHCARE ADULT DAY PROGRAM
Bronx, NY 10452
  • Reassigned Medicare billing, New York enrollment
  • 683 clinicians in this Medicare group
NPI 1740763275 (855) 681-8700

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

Physician Visit Costs CMS claims · ZIP area

Typical Medicare office-visit costs in the 11563 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 19

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

CIEDAH HOSTEN
Counselor (Mental Health)
777 SUNRISE HWY STE 200
LYNBROOK, NY 11563
Nassau County (516) 350-8564
LEXI CACACE
Counselor (Mental Health)
777 SUNRISE HWY STE 200
LYNBROOK, NY 11563
Nassau County (516) 350-8564
ABIGAIL R SMITH
Counselor (Mental Health)
777 SUNRISE HWY STE 200
LYNBROOK, NY 11563
Nassau County (516) 386-3715
BRANDON ST LOUIS
Counselor (Mental Health)
777 SUNRISE HWY STE 200
LYNBROOK, NY 11563
Nassau County (516) 350-8564
CHERISSE WILLIAMS
Counselor (Mental Health)
777 SUNRISE HWY STE 200
LYNBROOK, NY 11563
Nassau County (516) 350-8564
KEVIN CHRISTOPHER MHC-LP
Counselor (Mental Health)
777 SUNRISE HWY STE 200
LYNBROOK, NY 11563
Nassau County (516) 350-8564
TIJO THOMAS THAYIL
Counselor (Mental Health)
777 SUNRISE HWY STE 200
LYNBROOK, NY 11563
Nassau County (516) 350-8564
ALONDRA SARAHI ACOSTA JIMENEZ MFT-LP
Marriage & Family Therapist
777 SUNRISE HWY STE 200
LYNBROOK, NY 11563
Nassau County (516) 350-8564

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 Robert Grabowski's NPI number?

The NPI number for Robert Grabowski is 1447316740. It was assigned to this individual provider in the NPPES registry on December 29, 2006.

Where is Robert Grabowski located?

Robert Grabowski practices at 777 Sunrise Hwy Ste 200, Lynbrook, NY 11563. The listed phone number is (516) 350-8564.

What is Robert Grabowski's specialty?

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

Is Robert Grabowski enrolled in Medicare?

Yes. Robert Grabowski 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 organizations bill Medicare for Robert Grabowski's services?

According to the CMS Revalidation Reassignment List (October 2026 release), Robert Grabowski reassigns Medicare benefits to 4 organizations: Nassau Psychology, P.C. (Lynbrook, NY), New Horizon Counseling Center Inc (South Ozone Park, NY), Long Island Consultation Center, Inc. (Elmhurst, NY) and Sun River Health Inc (Bronx, NY). Each 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 Robert Grabowski'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 Robert Grabowski was last updated on November 5, 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.