Recently Updated NPI Information — some details in this NPI profile have been updated in the NPI registry within the last 60 days.

WILLIAM TARRANT LCSW
NPI 1871677922
Social Worker - Clinical in Yonkers, NY

Active since October 25, 2006PECOS EnrolledAccepts Medicare Assignment
20 S BROADWAY, YONKERS, NY 10701(914) 632-2737 Get Directions Write a Review

NPPES record last updated: September 10, 2026. Verified against the NPPES registry weekly; last sync: September 27, 2026.

Record update history: Sep 10, 2026, Sep 1, 2026, Aug 27, 2026 (3 updates tracked since 2026).

About William Tarrant Lcsw NPPES

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

WILLIAM TARRANT LCSW (NPI 1871677922) is an individual clinical provider in Yonkers, New York, licensed in New York (073801-01) and active in the NPI registry since October 2006. He is enrolled in Medicare PECOS, maintains a secondary practice location in Mount Vernon, and is a graduate of Other (1999).

NPPES Registry Identity

NPI1871677922
Entity TypeIndividualMale
Primary Taxonomy1041C0700X
Provider Legal NameWILLIAM TARRANTCredential: LCSW
Location Address20 S BROADWAYYonkers, NY 10701-3713
Mailing Address304 Walnut StPeekskill, NY 10566-4715
Sole ProprietorNo
Medical School CMSOtherGraduated 1999
Enumeration DateOctober 25, 2006
Last NPPES UpdateSeptember 10, 20263 updates tracked since enumeration
NPPES CertifiedSeptember 10, 2026
✔ NPI 1871677922 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 · 073801-01
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.
20 S BROADWAY, Yonkers, NY 10701

Secondary Practice Location 1

Location 12 Wilson Pl Fl 2Mount Vernon, NY 10550-2602 · Phone (914) 664-6440

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

William Tarrant Lcsw 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 ID7012383706
PECOS Enrollment IDI20221020002734
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 10701 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.

Nurse Practitioner (Psychiatric/Mental Health)
20 S BROADWAY, MHA 11TH FLOOR
YONKERS, NY 10701
Psychologist (Clinical)
20 S BROADWAY, SUITE 1109
YONKERS, NY 10701
Physician Assistant
20 S BROADWAY
YONKERS, NY 10701
Counselor (Mental Health)
20 S BROADWAY
YONKERS, NY 10701
Social Worker (Clinical)
20 S BROADWAY, SUITE 1109
YONKERS, NY 10701
Counselor (Mental Health)
20 S BROADWAY
YONKERS, NY 10701
Psychologist (Clinical Child & Adolescent)
20 S BROADWAY
YONKERS, NY 10701
Counselor (Mental Health)
20 S BROADWAY
YONKERS, NY 10701

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 Tarrant's NPI number?

The NPI number for William Tarrant is 1871677922. It was assigned to this individual provider in the NPPES registry on October 25, 2006.

Where is William Tarrant located?

William Tarrant practices at 20 S Broadway, Yonkers, NY 10701. The listed phone number is (914) 632-2737.

What is William Tarrant's specialty?

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

Is William Tarrant enrolled in Medicare?

Yes. William Tarrant 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.

When was this NPI record last updated?

The NPPES record for William Tarrant was last updated on September 10, 2026. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 20 days 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.