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

ROSLYN W BLOCK LCSW
NPI 1124000591
Psychologist in West Babylon, NY

Active since November 18, 2005PECOS Enrolled
17 FORDHAM RD, WEST BABYLON, NY 11704(631) 321-7011(631) 669-8532 Get Directions Write a Review

NPPES record last updated: July 13, 2026. Verified against the NPPES registry weekly; last sync: August 02, 2026.

Record update history: Jul 13, 2026, Sep 11, 2025 (2 updates tracked since 2025).

About Roslyn W Block Lcsw NPPES

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

ROSLYN W BLOCK LCSW (NPI 1124000591) is an individual psychologist in West Babylon, New York, licensed in New York (R0314071) and active in the NPI registry since November 2005. She is enrolled in Medicare PECOS and is a graduate of Other (1984).

NPPES Registry Identity

NPI1124000591
Entity TypeIndividualFemale
Primary Taxonomy103T00000X
Provider Legal NameROSLYN W BLOCKCredential: LCSW
Location Address17 FORDHAM RDWest Babylon, NY 11704-5803
Mailing Address17 Fordham RdWest Babylon, NY 11704-5803 · (631) 321-7011 · Fax (631) 669-8532
Fax(631) 669-8532
Sole ProprietorNo
Medical School CMSOtherGraduated 1984
Enumeration DateNovember 18, 2005
Last NPPES UpdateJuly 13, 20262 updates tracked since enumeration
NPI 1124000591 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses 2

Primary SpecialtyPsychologistBehavioral Health & Social Service Providers
Taxonomy Code103T00000X
License Licensed in NY · R0314071
Definition
A psychologist is an individual who is licensed to practice psychology which is defined as the observation, description, evaluation, interpretation, and modification of human behavior by the application of psychological principles, methods, and procedures, for the purpose of preventing or eliminating symptomatic, maladaptive, or undesired behavior and of enhancing interpersonal relationships, work and life adjustment, personal effectiveness, behavioral health, and mental health. The practice of psychology includes, but is not limited to, psychological testing and the evaluation or assessment of personal characteristics, such as intelligence, personality, abilities, interests, aptitudes, and neuropsychological functioning; counseling, psychoanalysis, psychotherapy, hypnosis, biofeedback, and behavior analysis and therapy; diagnosis and treatment of mental and emotional disorder or disability, alcoholism and substance abuse, disorders of habit or conduct, as well as of the psychological aspects of physical illness, accident, injury, or disability; and psycheducational evaluation, therapy, remediation, and consultation. Psychological services may be rendered to individuals, families, groups and the public.
Also ListedSocial Worker · ClinicalTaxonomy 1041C0700X · License R0314071 (NY)
17 FORDHAM RD, West Babylon, NY 11704

Accepted Insurance

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

Roslyn W Block 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 ID941224893
PECOS Enrollment IDI20060119000106
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.

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.
293 services13 patients

Other Providers at the Same Location NPPES 14

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

Social Worker
17 FORDHAM RD
WEST BABYLON, NY 11704
Social Worker
17 FORDHAM RD
WEST BABYLON, NY 11704
Nurse Practitioner (Psychiatric/Mental Health)
17 FORDHAM RD
WEST BABYLON, NY 11704
Counselor (Professional)
17 FORDHAM RD
WEST BABYLON, NY 11704
Social Worker (Clinical)
17 FORDHAM RD
WEST BABYLON, NY 11704
Social Worker (Clinical)
17 FORDHAM RD
WEST BABYLON, NY 11704
Psychologist
17 FORDHAM RD
WEST BABYLON, NY 11704
Social Worker
17 FORDHAM RD
WEST BABYLON, NY 11704

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 Roslyn Block's NPI number?

The NPI number for Roslyn Block is 1124000591. It was assigned to this individual provider in the NPPES registry on November 18, 2005.

Where is Roslyn Block located?

Roslyn Block practices at 17 Fordham Rd, West Babylon, NY 11704. The listed phone number is (631) 321-7011.

What is Roslyn Block's specialty?

The primary specialty registered for this NPI is Psychologist with taxonomy code 103T00000X.

Is Roslyn Block enrolled in Medicare?

Yes. Roslyn Block 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.

What insurance does Roslyn Block accept?

Health plans from Providence Health Plan list Roslyn Block 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 Roslyn Block was last updated on July 13, 2026. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 26 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.