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MR. WILLIAM JAMES WISNIEWSKI L.C.S.W
NPI 1649561036
Social Worker - Clinical in Brentwood, NY

Active since April 20, 2011PECOS Enrolled
998 CROOKED HILL RD BLDG 56, BRENTWOOD, NY 11717(631) 761-2177(631) 761-2282 Get Directions Write a Review

NPPES record last updated: October 22, 2019. Verified against the NPPES registry weekly; last sync: August 30, 2026.

About Mr. William James Wisniewski L.c.s.w NPPES

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

MR. WILLIAM JAMES WISNIEWSKI L.C.S.W (NPI 1649561036) is an individual clinical provider in Brentwood, New York, licensed in New York (088338) and active in the NPI registry since April 2011. He is enrolled in Medicare PECOS.

NPPES Registry Identity

NPI1649561036
Entity TypeIndividualMale
Primary Taxonomy1041C0700X
Provider Legal NameMR. WILLIAM JAMES WISNIEWSKICredential: L.C.S.W
Location Address998 CROOKED HILL RD BLDG 56Brentwood, NY 11717-1019
Mailing Address998 Crooked Hill Rd Bldg 56Brentwood, NY 11717-1019 · (631) 761-2177 · Fax (631) 761-2282
Phone(631) 761-2177
Fax(631) 761-2282
Sole ProprietorYes
Enumeration DateApril 20, 2011
Last NPPES UpdateOctober 22, 2019
✔ NPI 1649561036 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 · 088338
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.
998 CROOKED HILL RD BLDG 56, Brentwood, NY 11717
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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 (PECOS)

Mr. William James Wisniewski L.c.s.w is registered in the CMS Provider Enrollment, Chain and Ownership System (PECOS).

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.

Physician Visit Costs CMS claims · ZIP area

Typical Medicare office-visit costs in the 11717 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 5

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

TINALEE WILLIAMS
Counselor (Mental Health)
998 CROOKED HILL RD BLDG 56
WEST BRENTWOOD, NY 11717
Suffolk County (631) 761-5344
JOHN CABATINGAN RN
Registered Nurse
998 CROOKED HILL RD BLDG 56
WEST BRENTWOOD, NY 11717
Suffolk County (631) 761-3500
SHEREE IVEY REGISTERED NURSE
Registered Nurse
998 CROOKED HILL RD BLDG 56
BRENTWOOD, NY 11717
Suffolk County (632) 761-2777
JOHN JONES
Licensed Practical Nurse
998 CROOKED HILL RD BLDG 56
BRENTWOOD, NY 11717
Suffolk County (631) 761-4507
FRITZA GUE
Counselor (Mental Health)
998 CROOKED HILL RD BLDG 56
BRENTWOOD, NY 11717
Suffolk County (631) 761-2967

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 William Wisniewski's NPI number?

The NPI number for William Wisniewski is 1649561036. It was assigned to this individual provider in the NPPES registry on April 20, 2011.

Where is William Wisniewski located?

William Wisniewski practices at 998 Crooked Hill Rd Bldg 56, Brentwood, NY 11717. The listed phone number is (631) 761-2177.

What is William Wisniewski's specialty?

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

Is William Wisniewski enrolled in Medicare?

Yes. William Wisniewski is registered in the Medicare PECOS enrollment system.

What insurance does William Wisniewski accept?

Health plans from Providence Health Plan list William Wisniewski 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 William Wisniewski was last updated on October 22, 2019. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 6 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.