Stephen Lloyd Kaplan, PH.D.

Clinical Psychologist

Stephen Lloyd Kaplan is a Clinical Psychologist based in Commack, NY with over 36 years of clinical experience. Medicare-enrolled per CMS records and offers virtual telehealth visits.

(631) 643-7904Commack, NY
Telehealth Available
NPI Active per CMS — Q2 2026|Medicare Enrolled|Order & Refer

With over 36 years in psychology, Stephen Lloyd Kaplan, PH.D. is a long-established clinical psychologist in Commack. With 36+ years of experience, he has been practicing in the Commack area. CMS Medicare data shows his patients commonly have anxiety, high cholesterol, and hypertension.

1 of 549 Psychologist providers in NYSee all Psychologist in Commack36+ years experienceNPI since 2006

Older · 5978dNPPES updated 2010-01-09 · verify NPI on CMS · Verify license at New York State Board for Medicine

Contact & Location

Practice Location

35 Crooked Hill Rd Ste 102, Commack, NY 11725-5415

Fax: (815) 301-8575
CMS Clinical Data

How Does This Doctor Compare?

Medicare Patients

163

Unique beneficiaries

Standard volume

Data Note: Sourced from CMS Medicare Provider Utilization & Payment Data. Percentile rankings compare this provider against all peers with reported data in the same state. Updated annually to reflect the latest federal reporting cycle.

Patient Condition Panel

What This Doctor Treats Most

Based on Medicare claims data — here's what patients commonly see this doctor for

Based on Medicare data, this doctor primarily manages Anxiety Disorders, High Cholesterol, and Hypertension.

Anxiety Disorders
54%

Excessive worry or fear that interferes with daily life

High Cholesterol
48%

Elevated cholesterol or triglycerides that increase heart disease risk

Hypertension
42%

High blood pressure — a leading risk factor for heart disease and stroke

Mood Disorders
41%

Conditions affecting emotional state, including depression and bipolar disorder

ADHD
39%

Attention Deficit Hyperactivity Disorder — difficulty focusing, hyperactivity, and impulsivity

Depression
29%

A mood disorder causing persistent sadness and loss of interest in activities

Schizophrenia
28%

A serious mental disorder affecting thinking, emotions, and behavior

Bipolar Disorder
25%

A condition with extreme mood swings between emotional highs and lows

GeneralBehavioralNational avg

Percentage of this provider's Medicare patients diagnosed with each condition. Source: CMS Utilization Data.

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Background & Specialty

Education, training, and specialty classification from CMS NPPES and Medicare records.

Career Journey
  1. 36 years in practice

    Senior practitioner

PsychologistBehavioral Health & Social Service Providers

A psychologist who provides continuing and comprehensive mental and behavioral health care for individuals and families; consultation to agencies and communities; training, education and supervision; and research-based practice. It is a specialty in breadth -- one that is broadly inclusive of severe psychopathology -- and marked by comprehensiveness and integration of knowledge and skill from a broad array of disciplines within and outside of psychology proper. The scope of clinical psychology encompasses all ages, multiple diversities and varied systems.

Taxonomy: 103TC0700X

Practice Footprint

Mailing address

20 Wildwood Dr, Dix Hills, NY 11746-6041

Differs from practice location

Virtual Psychology Care With Stephen Lloyd Kaplan

NPPES records indicate this provider offers telehealth services. Contact the office to confirm availability and scheduling.

Schedule a virtual visit with Stephen Lloyd Kaplan for anxiety counseling, cholesterol management, blood pressure monitoring — no travel to Commack required. The office sends a secure video link before your appointment. Most visits take 15–30 minutes. Medicare enrolled per CMS records.

Frequently Asked Questions

Common questions about Stephen Lloyd Kaplan

NPI records show Dr. Kaplan as active with telehealth listed in Commack, NY. NPI status alone doesn't confirm open availability — call the office to confirm. Phone: (631) 643-7904.

Verified across 3 federal data sources

Sourced from CMS NPPES · OIG LEIE · CMS Physician Comparator. See Data Methodology.

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Medical Disclaimer: NPI Telehealth is a provider directory for informational purposes only. This page does not constitute medical advice, diagnosis, or treatment recommendations. Provider data is sourced from the CMS NPPES federal registry and public Medicare datasets. NPI Telehealth does not verify clinical qualifications beyond federal records. Data may not reflect real-time availability — always contact the provider's office directly to confirm details before seeking care.

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