DR. SIDNEY S HOROWITZ PHD
NPI 1366551392
Psychologist in Waterbury, CT

Active since August 30, 2006Opted out of Medicare · through Sep 16, 2026
133 SCOVILL ST, SUITE 211, WATERBURY, CT 06706(203) 573-9521(203) 573-8708 Get Directions Write a Review

NPPES record last updated: September 2, 2010. Verified against the NPPES registry weekly; last sync: July 26, 2026.

About Dr. Sidney S Horowitz Phd NPPES

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

DR. SIDNEY S HOROWITZ PHD (NPI 1366551392) is an individual psychologist in Waterbury, Connecticut, licensed in Connecticut (001070) and active in the NPI registry since August 2006. He has opted out of Medicare through September 16, 2026.

NPPES Registry Identity

NPI1366551392
Entity TypeIndividualMale
Primary Taxonomy103T00000X
Provider Legal NameDR. SIDNEY S HOROWITZCredential: PHD
Location Address133 SCOVILL ST, SUITE 211Waterbury, CT 06706-1127
Mailing Address133 Scovill St, Suite 211Waterbury, CT 06706-1127 · (203) 573-9521 · Fax (203) 573-8708
Fax(203) 573-8708
Sole ProprietorNo
Enumeration DateAugust 30, 2006
Last NPPES UpdateSeptember 2, 2010
NPI 1366551392 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses

Primary SpecialtyPsychologistBehavioral Health & Social Service Providers
Taxonomy Code103T00000X
License Licensed in CT · 001070
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.

133 SCOVILL ST, Waterbury, CT 06706

Other Identifiers 3

Other060001070CT01CT · Blue Shield
Medicare ID-Type Unspecified680001185CT
Medicaid004054243CT

Medicare Participation & PECOS CMS

Medicare enrollment, assignment, and ordering and referring status from the CMS PECOS system.

Medicare Enrollment Status

Opted out of Medicare

Dr. Sidney S Horowitz Phd has filed a Medicare opt-out affidavit. Services are provided under private contract between the provider and the patient, and are not billed to or reimbursed by Medicare. The opt-out is on file from September 16, 2020 through September 16, 2026.

Opt-Out Effective DateSeptember 16, 2020
Opt-Out In Effect ThroughSeptember 16, 2026Opt-out affidavits renew automatically every two years unless cancelled

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.

Surgery
133 SCOVILL ST
WATERBURY, CT 06706
Internal Medicine (Pulmonary Disease)
133 SCOVILL ST, SUITE 104
WATERBURY, CT 06706
Obstetrics & Gynecology (Obstetrics)
133 SCOVILL ST, SUITE 303
WATERBURY, CT 06706
Psychologist
133 SCOVILL ST, STE 211
WATERBURY, CT 06706
Clinic/Center (Adult Mental Health)
133 SCOVILL ST, SUITE # 201
WATERBURY, CT 06706
Internal Medicine
133 SCOVILL ST
WATERBURY, CT 06706
Psychologist
133 SCOVILL ST, SUITE 211
WATERBURY, CT 06706
Psychologist
133 SCOVILL ST, SUITE 211
WATERBURY, CT 06706

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 Sidney Horowitz's NPI number?

The NPI number for Sidney Horowitz is 1366551392. It was assigned to this individual provider in the NPPES registry on August 30, 2006.

Where is Sidney Horowitz located?

Sidney Horowitz practices at 133 Scovill St Suite 211, Waterbury, CT 06706. The listed phone number is (203) 573-9521.

What is Sidney Horowitz's specialty?

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

Is Sidney Horowitz enrolled in Medicare?

No. Sidney Horowitz has opted out of Medicare through September 16, 2026. Care is provided under private contracts, and Medicare does not pay for services furnished by providers who have opted out.

When was this NPI record last updated?

The NPPES record for Sidney Horowitz was last updated on September 2, 2010. NPI Profile syncs with the weekly NPPES data releases published by CMS.