Clifford Issacoff, PH D

Clinical Psychologist

(631) 277-8367East Islip, NY
Telehealth Available
NPI Active per CMS — Q2 2026|Medicare Enrolled|Order & Refer

Clifford Issacoff, PH D runs an independent clinical psychologist practice in East Islip, NY. He has been in practice for 46+ years. He regularly sees Medicare patients with hypertension, high cholesterol, and arthritis (per CMS claims data).

1 of 549 Psychologist providers in NYSee all Psychologist in East Islip46+ years experienceNPI since 2006

Older · 5654dNPPES updated 2010-11-17 · verify NPI on CMS · Verify license at New York State Board for Medicine

Contact & Location

Practice Location

126 E Main St Suite 1, East Islip, NY 11730-2600

Fax: (631) 277-3140
CMS Clinical Data

How Does This Doctor Compare?

Medicare Patients

59

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 Hypertension, High Cholesterol, and Arthritis.

Hypertension
75%

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

High Cholesterol
75%

Elevated cholesterol or triglycerides that increase heart disease risk

Arthritis
66%

Joint inflammation causing pain, swelling, and stiffness

Mood Disorders
59%

Conditions affecting emotional state, including depression and bipolar disorder

Anxiety Disorders
53%

Excessive worry or fear that interferes with daily life

Depression
51%

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

Ischemic Heart Disease
36%

Reduced blood flow to the heart muscle, commonly known as coronary artery disease

Diabetes
32%

A condition where the body cannot properly regulate blood sugar levels

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. 46 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

Po Box 254, Islip Terrace, NY 11752-0254

Differs from practice location

Virtual Psychology Care With Clifford Issacoff

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

Schedule a virtual visit with Clifford Issacoff for blood pressure monitoring, cholesterol management, arthritis follow-ups — no travel to East Islip 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 Clifford Issacoff

NPI records show Dr. Issacoff as active with telehealth listed in East Islip, NY. NPI status alone doesn't confirm open availability — call the office to confirm. Phone: (631) 277-8367.

Verified across 3 federal data sources

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

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Claim Profile

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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